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Leo-III---1.8.0.UNS-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : PUZ016-1 : TPTP v9.3.1. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39

% Computer : n012.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Sun Sep 27 08:21:05 AM UTC 2026

% Result   : Unsatisfiable 150.17s 52.96s
% Output   : Refutation 151.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   54
%            Number of leaves      :   21
% Syntax   : Number of formulae    : 1131 ( 400 unt;   0 typ;   0 def)
%            Number of atoms       : 3280 ( 849 equ;   0 cnn)
%            Maximal formula atoms :    9 (   2 avg)
%            Number of connectives : 29041 (1164   ~;1057   |;   0   &;26820   @)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   32 (  14 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   20 (  17 usr;  14 con; 0-8 aty)
%            Number of variables   : 4834 (   0   ^;4834   !;   0   ?;4834   :)

% Comments : 
%------------------------------------------------------------------------------
thf(achievable_decl,type,
    achievable: $i > $i > $o ).

thf(row_decl,type,
    row: $i > $i ).

thf(n8_decl,type,
    n8: $i ).

thf(squares_decl,type,
    squares: $i > $i > $i > $i > $i > $i > $i > $i > $i ).

thf(covered_decl,type,
    covered: $i ).

thf(successor_decl,type,
    successor: $i > $i ).

thf(n2_decl,type,
    n2: $i ).

thf(n3_decl,type,
    n3: $i ).

thf(n1_decl,type,
    n1: $i ).

thf(n4_decl,type,
    n4: $i ).

thf(n5_decl,type,
    n5: $i ).

thf(n6_decl,type,
    n6: $i ).

thf(n7_decl,type,
    n7: $i ).

thf(complement_decl,type,
    complement: $i > $i ).

thf(removed_decl,type,
    removed: $i ).

thf(not_covered_decl,type,
    not_covered: $i ).

thf(n9_decl,type,
    n9: $i ).

thf(18,axiom,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',first_row_initially) ).

thf(56,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(14,axiom,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',place_vertical_pieces) ).

thf(48,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(49,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[48]) ).

thf(230,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,49]) ).

thf(231,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[230]) ).

thf(232,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[231:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(7,axiom,
    ( ( removed @ complement )
    = not_covered ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement_of_removed_is_not_covered) ).

thf(34,plain,
    ( ( removed @ complement )
    = not_covered ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(35,plain,
    ( ( removed @ complement )
    = not_covered ),
    inference(lifteq,[status(thm)],[34]) ).

thf(10,axiom,
    ( ( not_covered @ complement )
    = covered ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement_of_not_covered_is_covered) ).

thf(40,plain,
    ( ( not_covered @ complement )
    = covered ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(41,plain,
    ( ( not_covered @ complement )
    = covered ),
    inference(lifteq,[status(thm)],[40]) ).

thf(3,axiom,
    ( ( n1 @ successor )
    = n2 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_1_is_2) ).

thf(26,plain,
    ( ( n1 @ successor )
    = n2 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(27,plain,
    ( ( n1 @ successor )
    = n2 ),
    inference(lifteq,[status(thm)],[26]) ).

thf(342,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[232,35,41,27]) ).

thf(348,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[342,49]) ).

thf(349,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[348]) ).

thf(350,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[349:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(2,axiom,
    ( ( n2 @ successor )
    = n3 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_2_is_3) ).

thf(24,plain,
    ( ( n2 @ successor )
    = n3 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(25,plain,
    ( ( n2 @ successor )
    = n3 ),
    inference(lifteq,[status(thm)],[24]) ).

thf(20,axiom,
    ( ( covered @ complement )
    = not_covered ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',complement_of_covered_is_not_covered) ).

thf(59,plain,
    ( ( covered @ complement )
    = not_covered ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(60,plain,
    ( ( covered @ complement )
    = not_covered ),
    inference(lifteq,[status(thm)],[59]) ).

thf(558,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[350,25,41,60]) ).

thf(569,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[558,49]) ).

thf(570,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[569]) ).

thf(571,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[570:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(8,axiom,
    ( ( n3 @ successor )
    = n4 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_3_is_4) ).

thf(36,plain,
    ( ( n3 @ successor )
    = n4 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(37,plain,
    ( ( n3 @ successor )
    = n4 ),
    inference(lifteq,[status(thm)],[36]) ).

thf(2158,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[571,37,41,60]) ).

thf(2161,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2158,49]) ).

thf(2162,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2161]) ).

thf(2163,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2162:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4,axiom,
    ( ( n4 @ successor )
    = n5 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_4_is_5) ).

thf(28,plain,
    ( ( n4 @ successor )
    = n5 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(29,plain,
    ( ( n4 @ successor )
    = n5 ),
    inference(lifteq,[status(thm)],[28]) ).

thf(5171,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2163,41,60,29]) ).

thf(9,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_5_and_6) ).

thf(38,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(39,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[38]) ).

thf(5184,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5171,39]) ).

thf(5185,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5184]) ).

thf(5186,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5185:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(21,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_7_and_8) ).

thf(61,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(62,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[61]) ).

thf(5267,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5186,62]) ).

thf(5268,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5267]) ).

thf(5269,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5268:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(243,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( I @ complement ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(244,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[243:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( H )),bind(I,$thf( covered ))]]) ).

thf(7820,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5269,244]) ).

thf(7821,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7820]) ).

thf(7822,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7821:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(6,axiom,
    ( ( n5 @ successor )
    = n6 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_5_is_6) ).

thf(32,plain,
    ( ( n5 @ successor )
    = n6 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(33,plain,
    ( ( n5 @ successor )
    = n6 ),
    inference(lifteq,[status(thm)],[32]) ).

thf(13227,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7822,33,41,60]) ).

thf(13264,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[13227,62]) ).

thf(13265,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[13264]) ).

thf(13266,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[13265:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(13,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_2_and_3) ).

thf(46,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(47,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[46]) ).

thf(345,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[342,47]) ).

thf(346,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[345]) ).

thf(347,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[346:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(359,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[347,49]) ).

thf(360,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[359]) ).

thf(361,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[360:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(794,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[361,25,60]) ).

thf(807,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,39]) ).

thf(808,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[807]) ).

thf(809,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[808:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(17,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_3_and_4) ).

thf(54,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(55,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[54]) ).

thf(853,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[809,55]) ).

thf(854,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[853]) ).

thf(855,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[854:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(19,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_1_and_2) ).

thf(57,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(58,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[57]) ).

thf(1016,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[855,58]) ).

thf(1017,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1016]) ).

thf(1018,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1017:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1367,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1018,62]) ).

thf(1368,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1367]) ).

thf(1369,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1368:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(2174,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2158,47]) ).

thf(2175,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2174]) ).

thf(2176,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2175:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(2196,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2176,49]) ).

thf(2197,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2196]) ).

thf(2198,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2197:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(5492,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2198,60,29]) ).

thf(5505,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,39]) ).

thf(5506,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5505]) ).

thf(5507,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5506:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5591,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5507,62]) ).

thf(5592,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5591]) ).

thf(5593,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5592:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(15,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_6_and_7) ).

thf(50,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(51,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[50]) ).

thf(506,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,51]) ).

thf(507,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[506]) ).

thf(508,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[507:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(16,axiom,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cover_columns_4_and_5) ).

thf(52,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(53,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(cnf,[status(esa)],[52]) ).

thf(623,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[508,53]) ).

thf(624,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[623]) ).

thf(625,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[624:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(679,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[625,49]) ).

thf(680,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[679]) ).

thf(681,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[680:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(2441,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[681,35,41,27,60]) ).

thf(2461,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2441,47]) ).

thf(2462,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2461]) ).

thf(2463,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2462:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(7747,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5593,244]) ).

thf(7748,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7747]) ).

thf(7749,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7748:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(8444,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7749,33,41,60]) ).

thf(8461,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8444,51]) ).

thf(8462,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8461]) ).

thf(8463,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8462:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(261,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( I @ complement ) )
      | ( covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(262,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( not_covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[261:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( H )),bind(I,$thf( not_covered ))]]) ).

thf(8603,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8463,262]) ).

thf(8604,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8603]) ).

thf(8605,plain,
    covered @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n6 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8604:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(5,axiom,
    ( ( n6 @ successor )
    = n7 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_6_is_7) ).

thf(30,plain,
    ( ( n6 @ successor )
    = n7 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(31,plain,
    ( ( n6 @ successor )
    = n7 ),
    inference(lifteq,[status(thm)],[30]) ).

thf(40705,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8605,41,60,31]) ).

thf(40768,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[40705,55]) ).

thf(40769,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[40768]) ).

thf(40770,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[40769:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(618,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,53]) ).

thf(619,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[618]) ).

thf(620,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[619:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1,negated_conjecture,
    ~ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_row_8_can_be_covered) ).

thf(22,plain,
    ~ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[1]) ).

thf(23,plain,
    ~ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ),
    inference(polarity_switch,[status(thm)],[22]) ).

thf(649,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[620,23]) ).

thf(650,plain,
    ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[649]) ).

thf(666,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[650]) ).

thf(5580,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5507,55]) ).

thf(5581,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5580]) ).

thf(5582,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5581:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1108,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,62]) ).

thf(1109,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1108]) ).

thf(1110,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1109:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1096,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,62]) ).

thf(1097,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1096]) ).

thf(1098,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1097:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1525,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1098,49]) ).

thf(1526,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1525]) ).

thf(1527,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1526:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4004,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1527,35,41,27,60]) ).

thf(4020,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4004,47]) ).

thf(4021,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4020]) ).

thf(4022,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4021:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(303,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( B @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(304,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( removed @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[303:[bind(A,$thf( A )),bind(B,$thf( removed ))]]) ).

thf(333,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( removed @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[304]) ).

thf(626,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[558,53]) ).

thf(627,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[626]) ).

thf(628,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[627:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(12,axiom,
    ( ( n8 @ successor )
    = n9 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_8_is_9) ).

thf(44,plain,
    ( ( n8 @ successor )
    = n9 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(45,plain,
    ( ( n8 @ successor )
    = n9 ),
    inference(lifteq,[status(thm)],[44]) ).

thf(156,plain,
    ( ( ( n1 @ successor )
     != ( n8 @ successor ) )
    | ( n9 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[27,45]) ).

thf(170,plain,
    ( ( n1 != n8 )
    | ( n9 = n2 ) ),
    inference(simp,[status(thm)],[156]) ).

thf(801,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,53]) ).

thf(802,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[801]) ).

thf(803,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[802:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(833,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[803,51]) ).

thf(834,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[833]) ).

thf(835,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[834:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(989,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[835,58]) ).

thf(990,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[989]) ).

thf(991,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[990:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1324,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[991,49]) ).

thf(1325,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1324]) ).

thf(1326,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1325:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(3417,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1326,37,41,60]) ).

thf(5172,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5171,53]) ).

thf(5173,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5172]) ).

thf(5174,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5173:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5232,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5174,62]) ).

thf(5233,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5232]) ).

thf(5234,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5233:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(7964,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5234,244]) ).

thf(7965,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7964]) ).

thf(7966,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7965:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(18917,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7966,33,41,60]) ).

thf(18970,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[18917,62]) ).

thf(18971,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[18970]) ).

thf(18972,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[18971:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(80,plain,
    ( ( ( n6 @ successor )
     != ( n4 @ successor ) )
    | ( n7 = n5 ) ),
    inference(paramod_ordered,[status(thm)],[29,31]) ).

thf(84,plain,
    ( ( n6 != n4 )
    | ( n7 = n5 ) ),
    inference(simp,[status(thm)],[80]) ).

thf(11,axiom,
    ( ( n7 @ successor )
    = n8 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',successor_of_7_is_8) ).

thf(42,plain,
    ( ( n7 @ successor )
    = n8 ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(43,plain,
    ( ( n7 @ successor )
    = n8 ),
    inference(lifteq,[status(thm)],[42]) ).

thf(129,plain,
    ( ( ( n7 @ successor )
     != ( n5 @ successor ) )
    | ( n6 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[43,33]) ).

thf(141,plain,
    ( ( n7 != n5 )
    | ( n6 = n8 ) ),
    inference(simp,[status(thm)],[129]) ).

thf(8452,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8444,39]) ).

thf(8453,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8452]) ).

thf(8454,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8453:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(8497,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8454,62]) ).

thf(8498,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8497]) ).

thf(8499,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8498:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(9310,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8499,23]) ).

thf(9311,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[9310]) ).

thf(9332,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n6 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[9311]) ).

thf(9334,plain,
    ( ( n6 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[9332]) ).

thf(9335,plain,
    n6 != n8,
    inference(simp,[status(thm)],[9334]) ).

thf(9336,plain,
    n7 != n5,
    inference(simplifyReflect,[status(thm)],[141,9335]) ).

thf(9337,plain,
    n6 != n4,
    inference(simplifyReflect,[status(thm)],[84,9336]) ).

thf(549,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[508,49]) ).

thf(550,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[549]) ).

thf(551,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[550:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(2095,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[551,35,41,27,60]) ).

thf(2112,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2095,47]) ).

thf(2113,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2112]) ).

thf(2114,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2113:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(200,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,47]) ).

thf(201,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[200]) ).

thf(202,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) ) )
      | ( ( n1 @ row )
       != ( A @ row ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[201]) ).

thf(2448,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2441,39]) ).

thf(2449,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2448]) ).

thf(2450,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2449:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(2479,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2450,55]) ).

thf(2480,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2479]) ).

thf(2481,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2480:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(2564,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2481,49]) ).

thf(2565,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2564]) ).

thf(2566,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2565:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(6729,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2566,25,41,60]) ).

thf(6730,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6729,53]) ).

thf(6731,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6730]) ).

thf(6732,plain,
    not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6731:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5583,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5507,58]) ).

thf(5584,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5583]) ).

thf(5585,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5584:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5933,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5585,62]) ).

thf(5934,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5933]) ).

thf(5935,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5934:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(7803,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5935,244]) ).

thf(7804,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7803]) ).

thf(7805,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7804:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(12306,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7805,33,41,60]) ).

thf(12332,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[12306,51]) ).

thf(12333,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[12332]) ).

thf(12334,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[12333:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(815,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,51]) ).

thf(816,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[815]) ).

thf(817,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[816:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(962,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[817,58]) ).

thf(963,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[962]) ).

thf(964,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[963:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1286,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[964,49]) ).

thf(1287,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1286]) ).

thf(1288,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1287:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(3317,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1288,37,41,60]) ).

thf(5513,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,58]) ).

thf(5514,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5513]) ).

thf(5515,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5514:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5667,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5515,51]) ).

thf(5668,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5667]) ).

thf(5669,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5668:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(8466,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8444,62]) ).

thf(8467,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8466]) ).

thf(8468,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8467:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(8546,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[8468,244]) ).

thf(8547,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8546]) ).

thf(8548,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n6 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8547:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(35312,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8548,41,60,31]) ).

thf(35371,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35312,55]) ).

thf(35372,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35371]) ).

thf(35373,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35372:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(35487,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35373,58]) ).

thf(35488,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35487]) ).

thf(35489,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35488:[bind(A,$thf( n7 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(36991,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35489,62]) ).

thf(36992,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[36991]) ).

thf(36993,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[36992:[bind(A,$thf( n7 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(38533,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[36993,23]) ).

thf(38534,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[38533]) ).

thf(38582,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n7 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[38534]) ).

thf(38588,plain,
    ( ( n7 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[38582]) ).

thf(38590,plain,
    n7 != n8,
    inference(simp,[status(thm)],[38588]) ).

thf(810,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,55]) ).

thf(811,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[810]) ).

thf(812,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[811:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(888,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[812,51]) ).

thf(889,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[888]) ).

thf(890,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[889:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1051,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[890,58]) ).

thf(1052,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1051]) ).

thf(1053,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1052:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1391,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1053,49]) ).

thf(1392,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1391]) ).

thf(1393,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1392:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(3624,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1393,37,41,60]) ).

thf(3647,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3624,47]) ).

thf(3648,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3647]) ).

thf(3649,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3648:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(136,plain,
    ( ( ( n7 @ successor )
     != ( n3 @ successor ) )
    | ( n4 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[37,43]) ).

thf(143,plain,
    ( ( n7 != n3 )
    | ( n4 = n8 ) ),
    inference(simp,[status(thm)],[136]) ).

thf(2203,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2176,23]) ).

thf(2204,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2203]) ).

thf(2218,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n4 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[2204]) ).

thf(2224,plain,
    ( ( n4 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[2218]) ).

thf(2225,plain,
    n4 != n8,
    inference(simp,[status(thm)],[2224]) ).

thf(4870,plain,
    n7 != n3,
    inference(simplifyReflect,[status(thm)],[143,2225]) ).

thf(1979,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1369,49]) ).

thf(1980,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1979]) ).

thf(1981,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1980:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4781,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1981,37,60]) ).

thf(4784,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4781,53]) ).

thf(4785,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4784]) ).

thf(4786,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4785:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(4854,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4786,51]) ).

thf(4855,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4854]) ).

thf(4856,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4855:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(572,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[558,39]) ).

thf(573,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[572]) ).

thf(574,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[573:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1085,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[574,62]) ).

thf(1086,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1085]) ).

thf(1087,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1086:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(1434,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1087,49]) ).

thf(1435,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1434]) ).

thf(1436,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1435:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(3693,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1436,37,41,60]) ).

thf(5672,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5515,62]) ).

thf(5673,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5672]) ).

thf(5674,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5673:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1127,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[855,62]) ).

thf(1128,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1127]) ).

thf(1129,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1128:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(1699,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1129,49]) ).

thf(1700,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1699]) ).

thf(1701,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1700:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4242,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1701,37,41,60]) ).

thf(4245,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4242,53]) ).

thf(4246,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4245]) ).

thf(4247,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4246:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(3715,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3693,47]) ).

thf(3716,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3715]) ).

thf(3717,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3716:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(670,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[625,23]) ).

thf(671,plain,
    ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[670]) ).

thf(690,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[671]) ).

thf(1078,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[690]) ).

thf(5510,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,55]) ).

thf(5511,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5510]) ).

thf(5512,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5511:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5627,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5512,58]) ).

thf(5628,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5627]) ).

thf(5629,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5628:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(6027,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5629,62]) ).

thf(6028,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6027]) ).

thf(6029,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6028:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(8110,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6029,244]) ).

thf(8111,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8110]) ).

thf(8112,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8111:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(26135,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8112,33,41,60]) ).

thf(1093,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[628,62]) ).

thf(1094,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1093]) ).

thf(1095,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1094:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1354,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1018,49]) ).

thf(1355,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1354]) ).

thf(1356,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1355:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(3486,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1356,37,41,60]) ).

thf(3489,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3486,53]) ).

thf(3490,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3489]) ).

thf(3491,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3490:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(3541,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3491,47]) ).

thf(3542,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3541]) ).

thf(3543,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3542:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(3593,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3543,49]) ).

thf(3594,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3593]) ).

thf(3595,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3594:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(7614,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[3595,41,60,29]) ).

thf(7635,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7614,62]) ).

thf(7636,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7635]) ).

thf(7637,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7636:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(5516,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,51]) ).

thf(5517,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5516]) ).

thf(5518,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5517:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(127,plain,
    ( ( ( n7 @ successor )
     != ( n4 @ successor ) )
    | ( n5 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[43,29]) ).

thf(142,plain,
    ( ( n7 != n4 )
    | ( n5 = n8 ) ),
    inference(simp,[status(thm)],[127]) ).

thf(5890,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5582,58]) ).

thf(5891,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5890]) ).

thf(5892,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5891:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(6350,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5892,62]) ).

thf(6351,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6350]) ).

thf(6352,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6351:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(6558,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6352,23]) ).

thf(6559,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6558]) ).

thf(6572,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n5 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[6559]) ).

thf(6579,plain,
    ( ( n5 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[6572]) ).

thf(6580,plain,
    n5 != n8,
    inference(simp,[status(thm)],[6579]) ).

thf(6583,plain,
    n7 != n4,
    inference(simplifyReflect,[status(thm)],[142,6580]) ).

thf(35391,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35312,47]) ).

thf(35392,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35391]) ).

thf(35393,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35392:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(35728,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35393,62]) ).

thf(35729,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35728]) ).

thf(35730,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35729:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(8190,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6352,244]) ).

thf(8191,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8190]) ).

thf(8192,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8191:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(29653,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8192,33,60]) ).

thf(909,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[809,58]) ).

thf(910,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[909]) ).

thf(911,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[910:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1158,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[911,49]) ).

thf(1159,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1158]) ).

thf(1160,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1159:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(3130,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1160,37,41,60]) ).

thf(3138,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3130,39]) ).

thf(3139,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3138]) ).

thf(3140,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3139:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(277,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n3 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[37,49]) ).

thf(278,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[277:[bind(A,$thf( n3 ))]]) ).

thf(320,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[278]) ).

thf(5193,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5171,51]) ).

thf(5194,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5193]) ).

thf(5195,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5194:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(561,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[558,51]) ).

thf(562,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[561]) ).

thf(563,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[562:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(633,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[563,53]) ).

thf(634,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[633]) ).

thf(635,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[634:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(721,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[635,49]) ).

thf(722,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[721]) ).

thf(723,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[722:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(2770,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[723,37,41,60]) ).

thf(2777,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2770,39]) ).

thf(2778,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2777]) ).

thf(2779,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2778:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(2817,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2779,47]) ).

thf(2818,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2817]) ).

thf(2819,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2818:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(944,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[803,58]) ).

thf(945,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[944]) ).

thf(946,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[945:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1262,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[946,62]) ).

thf(1263,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1262]) ).

thf(1264,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1263:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(123,plain,
    ( ( ( not_covered @ complement )
     != ( removed @ complement ) )
    | ( not_covered = covered ) ),
    inference(paramod_ordered,[status(thm)],[41,35]) ).

thf(125,plain,
    ( ( not_covered != removed )
    | ( not_covered = covered ) ),
    inference(simp,[status(thm)],[123]) ).

thf(3701,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3693,39]) ).

thf(3702,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3701]) ).

thf(3703,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3702:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(3747,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3703,47]) ).

thf(3748,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3747]) ).

thf(3749,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3748:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7790,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5674,244]) ).

thf(7791,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7790]) ).

thf(7792,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7791:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(11069,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7792,33,41,60]) ).

thf(11098,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[11069,62]) ).

thf(11099,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[11098]) ).

thf(11100,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[11099:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(293,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( H @ complement ) )
      | ( I @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(294,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( removed @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[293:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( removed ))]]) ).

thf(325,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( removed @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[294]) ).

thf(4263,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4242,51]) ).

thf(4264,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4263]) ).

thf(4265,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4264:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(265,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( B @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(266,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[265:[bind(A,$thf( A )),bind(B,$thf( not_covered ))]]) ).

thf(316,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[266]) ).

thf(29710,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[29653,58]) ).

thf(29711,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[29710]) ).

thf(29712,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[29711:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(35394,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35312,62]) ).

thf(35395,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35394]) ).

thf(35396,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35395:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(922,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[794,58]) ).

thf(923,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[922]) ).

thf(924,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[923:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(279,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n2 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[25,49]) ).

thf(280,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[279:[bind(A,$thf( n2 ))]]) ).

thf(321,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[280]) ).

thf(189,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,39]) ).

thf(190,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[189]) ).

thf(191,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[190:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(207,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[191,47]) ).

thf(208,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[207]) ).

thf(211,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) ) )
      | ( ( n1 @ row )
       != ( A @ row ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[208]) ).

thf(76,plain,
    ( ( ( n6 @ successor )
     != ( n2 @ successor ) )
    | ( n7 = n3 ) ),
    inference(paramod_ordered,[status(thm)],[25,31]) ).

thf(83,plain,
    ( ( n6 != n2 )
    | ( n7 = n3 ) ),
    inference(simp,[status(thm)],[76]) ).

thf(4871,plain,
    n6 != n2,
    inference(simplifyReflect,[status(thm)],[83,4870]) ).

thf(1023,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[855,49]) ).

thf(1024,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1023]) ).

thf(1025,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1024:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(3032,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1025,37,41,60]) ).

thf(3035,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3032,53]) ).

thf(3036,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3035]) ).

thf(3037,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3036:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(3069,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3037,49]) ).

thf(3070,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3069]) ).

thf(3071,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3070:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(7251,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[3071,41,60,29]) ).

thf(7271,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7251,62]) ).

thf(7272,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7271]) ).

thf(7273,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7272:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1111,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[191,62]) ).

thf(1112,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1111]) ).

thf(1113,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1112:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(1638,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1113,49]) ).

thf(1639,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1638]) ).

thf(1640,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1639:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4067,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1640,35,41,27,60]) ).

thf(4082,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4067,51]) ).

thf(4083,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4082]) ).

thf(4084,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4083:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(4113,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4084,47]) ).

thf(4114,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4113]) ).

thf(4115,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4114:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(112,plain,
    ( ( ( n3 @ successor )
     != ( n2 @ successor ) )
    | ( n4 = n3 ) ),
    inference(paramod_ordered,[status(thm)],[25,37]) ).

thf(117,plain,
    ( ( n3 != n2 )
    | ( n4 = n3 ) ),
    inference(simp,[status(thm)],[112]) ).

thf(67,plain,
    ( ( ( n4 @ successor )
     != ( n2 @ successor ) )
    | ( n5 = n3 ) ),
    inference(paramod_ordered,[status(thm)],[29,25]) ).

thf(71,plain,
    ( ( n4 != n2 )
    | ( n5 = n3 ) ),
    inference(simp,[status(thm)],[67]) ).

thf(106,plain,
    ( ( ( n5 @ successor )
     != ( n3 @ successor ) )
    | ( n6 = n4 ) ),
    inference(paramod_ordered,[status(thm)],[33,37]) ).

thf(114,plain,
    ( ( n5 != n3 )
    | ( n6 = n4 ) ),
    inference(simp,[status(thm)],[106]) ).

thf(4872,plain,
    ( ( n7 != n7 )
    | ( n5 != n3 )
    | ( n6 != n4 ) ),
    inference(paramod_ordered,[status(thm)],[84,4870]) ).

thf(4873,plain,
    ( ( n5 != n3 )
    | ( n6 != n4 ) ),
    inference(pattern_uni,[status(thm)],[4872:[]]) ).

thf(6134,plain,
    ( ( n6 != n6 )
    | ( n5 != n3 )
    | ( n4 != n4 )
    | ( n5 != n3 ) ),
    inference(paramod_ordered,[status(thm)],[114,4873]) ).

thf(6135,plain,
    ( ( n6 != n6 )
    | ( n5 != n3 ) ),
    inference(simp,[status(thm)],[6134]) ).

thf(6136,plain,
    n5 != n3,
    inference(pattern_uni,[status(thm)],[6135:[]]) ).

thf(6148,plain,
    n4 != n2,
    inference(simplifyReflect,[status(thm)],[71,6136]) ).

thf(6155,plain,
    ( ( n4 != n4 )
    | ( n3 != n2 )
    | ( n3 != n2 ) ),
    inference(paramod_ordered,[status(thm)],[117,6148]) ).

thf(6156,plain,
    ( ( n4 != n4 )
    | ( n3 != n2 ) ),
    inference(simp,[status(thm)],[6155]) ).

thf(6157,plain,
    n3 != n2,
    inference(pattern_uni,[status(thm)],[6156:[]]) ).

thf(88,plain,
    ( ( ( n5 @ successor )
     != ( n2 @ successor ) )
    | ( n6 = n3 ) ),
    inference(paramod_ordered,[status(thm)],[25,33]) ).

thf(95,plain,
    ( ( n5 != n2 )
    | ( n6 = n3 ) ),
    inference(simp,[status(thm)],[88]) ).

thf(110,plain,
    ( ( ( n6 @ successor )
     != ( n3 @ successor ) )
    | ( n7 = n4 ) ),
    inference(paramod_ordered,[status(thm)],[31,37]) ).

thf(113,plain,
    ( ( n6 != n3 )
    | ( n7 = n4 ) ),
    inference(simp,[status(thm)],[110]) ).

thf(6586,plain,
    n6 != n3,
    inference(simplifyReflect,[status(thm)],[113,6583]) ).

thf(6591,plain,
    n5 != n2,
    inference(simplifyReflect,[status(thm)],[95,6586]) ).

thf(4085,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4067,47]) ).

thf(4086,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4085]) ).

thf(4087,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4086:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5493,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,53]) ).

thf(5494,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5493]) ).

thf(5495,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5494:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5546,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5495,58]) ).

thf(5547,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5546]) ).

thf(5548,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5547:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(5777,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5548,62]) ).

thf(5778,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5777]) ).

thf(5779,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5778:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(7911,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5779,244]) ).

thf(7912,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7911]) ).

thf(7913,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7912:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(16957,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7913,33,41,60]) ).

thf(7623,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7614,55]) ).

thf(7624,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7623]) ).

thf(7625,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7624:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7665,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7625,62]) ).

thf(7666,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7665]) ).

thf(7667,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7666:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(8184,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7667,244]) ).

thf(8185,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8184]) ).

thf(8186,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8185:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(28376,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8186,33,41,60]) ).

thf(28434,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28376,51]) ).

thf(28435,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[28434]) ).

thf(28436,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[28435:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(933,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[812,58]) ).

thf(934,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[933]) ).

thf(935,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[934:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1233,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[935,62]) ).

thf(1234,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1233]) ).

thf(1235,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1234:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1889,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1235,49]) ).

thf(1890,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1889]) ).

thf(1891,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1890:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4677,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1891,37,41,60]) ).

thf(4699,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4677,47]) ).

thf(4700,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4699]) ).

thf(4701,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4700:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(255,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( H @ complement ) )
      | ( I @ complement @ ( covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(256,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[255:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( not_covered ))]]) ).

thf(312,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[256]) ).

thf(93,plain,
    ( ( ( n6 @ successor )
     != ( n5 @ successor ) )
    | ( n7 = n6 ) ),
    inference(paramod_ordered,[status(thm)],[33,31]) ).

thf(96,plain,
    ( ( n6 != n5 )
    | ( n7 = n6 ) ),
    inference(simp,[status(thm)],[93]) ).

thf(9338,plain,
    ( ( n7 != n7 )
    | ( n6 != n5 )
    | ( n6 != n5 ) ),
    inference(paramod_ordered,[status(thm)],[96,9336]) ).

thf(9339,plain,
    ( ( n7 != n7 )
    | ( n6 != n5 ) ),
    inference(simp,[status(thm)],[9338]) ).

thf(9340,plain,
    n6 != n5,
    inference(pattern_uni,[status(thm)],[9339:[]]) ).

thf(700,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[628,49]) ).

thf(701,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[700]) ).

thf(702,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[701:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(2649,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[702,37,41,60]) ).

thf(2658,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2649,55]) ).

thf(2659,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2658]) ).

thf(2660,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2659:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(2923,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2819,49]) ).

thf(2924,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2923]) ).

thf(2925,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2924:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(7114,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2925,41,60,29]) ).

thf(7127,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7114,58]) ).

thf(7128,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7127]) ).

thf(7129,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7128:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1058,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[890,49]) ).

thf(1059,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1058]) ).

thf(1060,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1059:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(3097,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1060,37,41,60]) ).

thf(26185,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[26135,58]) ).

thf(26186,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[26185]) ).

thf(26187,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[26186:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(241,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( F @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(242,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[241:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( covered ))]]) ).

thf(334,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[242]) ).

thf(4803,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4781,51]) ).

thf(4804,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4803]) ).

thf(4805,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4804:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(4913,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4805,47]) ).

thf(4914,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4913]) ).

thf(4915,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4914:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(35376,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35312,58]) ).

thf(35377,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35376]) ).

thf(35378,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35377:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(35616,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35378,62]) ).

thf(35617,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35616]) ).

thf(35618,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35617:[bind(A,$thf( n7 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(7800,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7637,244]) ).

thf(7801,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7800]) ).

thf(7802,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7801:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(12164,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7802,33,41,60]) ).

thf(12188,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[12164,51]) ).

thf(12189,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[12188]) ).

thf(12190,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[12189:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(2474,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2450,49]) ).

thf(2475,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2474]) ).

thf(2476,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2475:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(6696,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2476,25,41,60]) ).

thf(658,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[620,49]) ).

thf(659,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[658]) ).

thf(660,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[659:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(2350,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[660,35,41,27,60]) ).

thf(2359,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2350,55]) ).

thf(2360,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2359]) ).

thf(2361,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2360:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(2383,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2361,49]) ).

thf(2384,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2383]) ).

thf(2385,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2384:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(6603,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2385,25,41,60]) ).

thf(6618,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6603,51]) ).

thf(6619,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6618]) ).

thf(6620,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6619:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(92,plain,
    ( ( ( n5 @ successor )
     != ( n1 @ successor ) )
    | ( n6 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[27,33]) ).

thf(98,plain,
    ( ( n5 != n1 )
    | ( n6 = n2 ) ),
    inference(simp,[status(thm)],[92]) ).

thf(4878,plain,
    n5 != n1,
    inference(simplifyReflect,[status(thm)],[98,4871]) ).

thf(1172,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[911,62]) ).

thf(1173,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1172]) ).

thf(1174,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1173:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(235,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( G @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(236,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[235:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( covered ))]]) ).

thf(329,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[236]) ).

thf(1132,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[620,62]) ).

thf(1133,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1132]) ).

thf(1134,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1133:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1735,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1134,49]) ).

thf(1736,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1735]) ).

thf(1737,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1736:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4417,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1737,35,41,27,60]) ).

thf(2682,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2660,49]) ).

thf(2683,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2682]) ).

thf(2684,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2683:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(6852,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2684,41,60,29]) ).

thf(5549,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5495,51]) ).

thf(5550,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5549]) ).

thf(5551,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5550:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1940,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1264,49]) ).

thf(1941,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1940]) ).

thf(1942,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1941:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4746,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1942,37,41,60]) ).

thf(291,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( G @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(292,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( removed @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[291:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( removed ))]]) ).

thf(324,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( not_covered @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( removed @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[292]) ).

thf(267,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( C @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(268,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[267:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( not_covered ))]]) ).

thf(317,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[268]) ).

thf(1803,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1174,49]) ).

thf(1804,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1803]) ).

thf(1805,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1804:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4544,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1805,37,41,60]) ).

thf(1494,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1095,49]) ).

thf(1495,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1494]) ).

thf(1496,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1495:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(3901,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1496,37,41,60]) ).

thf(3914,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3901,55]) ).

thf(3915,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3914]) ).

thf(3916,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3915:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(4806,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4781,47]) ).

thf(4807,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4806]) ).

thf(4808,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4807:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(586,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[563,49]) ).

thf(587,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[586]) ).

thf(588,plain,
    not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[587:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( not_covered ))]]) ).

thf(2226,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[588,37,41,60]) ).

thf(2243,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2226,47]) ).

thf(2244,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2243]) ).

thf(2245,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2244:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(104,plain,
    ( ( ( n4 @ successor )
     != ( n3 @ successor ) )
    | ( n5 = n4 ) ),
    inference(paramod_ordered,[status(thm)],[29,37]) ).

thf(118,plain,
    ( ( n4 != n3 )
    | ( n5 = n4 ) ),
    inference(simp,[status(thm)],[104]) ).

thf(6151,plain,
    ( ( n5 != n5 )
    | ( n4 != n3 )
    | ( n4 != n3 ) ),
    inference(paramod_ordered,[status(thm)],[118,6136]) ).

thf(6152,plain,
    ( ( n5 != n5 )
    | ( n4 != n3 ) ),
    inference(simp,[status(thm)],[6151]) ).

thf(6153,plain,
    n4 != n3,
    inference(pattern_uni,[status(thm)],[6152:[]]) ).

thf(297,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( F @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(298,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( removed @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[297:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( removed ))]]) ).

thf(328,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( removed @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[298]) ).

thf(40776,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[40705,58]) ).

thf(40777,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[40776]) ).

thf(40778,plain,
    covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[40777:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1218,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[935,49]) ).

thf(1219,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1218]) ).

thf(1220,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1219:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(3219,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1220,37,41,60]) ).

thf(3239,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3219,47]) ).

thf(3240,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3239]) ).

thf(3241,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3240:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(3256,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3241,49]) ).

thf(3257,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3256]) ).

thf(3258,plain,
    covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3257:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(7453,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[3258,41,60,29]) ).

thf(540,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[508,23]) ).

thf(541,plain,
    ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[540]) ).

thf(554,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[541]) ).

thf(3712,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3693,51]) ).

thf(3713,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3712]) ).

thf(3714,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3713:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7459,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7453,39]) ).

thf(7460,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7459]) ).

thf(7461,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7460:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7502,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7461,62]) ).

thf(7503,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7502]) ).

thf(7504,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7503:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(8079,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7504,244]) ).

thf(8080,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8079]) ).

thf(8081,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8080:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(22776,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8081,33,41,60]) ).

thf(22826,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[22776,51]) ).

thf(22827,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[22826]) ).

thf(22828,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[22827:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1533,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1098,23]) ).

thf(1534,plain,
    ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1533]) ).

thf(1547,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[1534]) ).

thf(2053,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[1547]) ).

thf(3426,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3417,39]) ).

thf(3427,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3426]) ).

thf(3428,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3427:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1205,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[924,62]) ).

thf(1206,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1205]) ).

thf(1207,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1206:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(2803,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2779,49]) ).

thf(2804,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2803]) ).

thf(2805,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2804:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(6946,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2805,41,60,29]) ).

thf(6623,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6603,62]) ).

thf(6624,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6623]) ).

thf(6625,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6624:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(2488,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2450,47]) ).

thf(2489,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2488]) ).

thf(2490,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2489:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(2619,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2490,49]) ).

thf(2620,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2619]) ).

thf(2621,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2620:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(6790,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2621,25,41,60]) ).

thf(6803,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6790,58]) ).

thf(6804,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6803]) ).

thf(6805,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6804:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(1986,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1369,23]) ).

thf(1987,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1986]) ).

thf(2001,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n3 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[1987]) ).

thf(2005,plain,
    ( ( n3 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[2001]) ).

thf(2006,plain,
    n3 != n8,
    inference(simp,[status(thm)],[2005]) ).

thf(2368,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2350,47]) ).

thf(2369,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2368]) ).

thf(2370,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2369:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(5555,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5495,62]) ).

thf(5556,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5555]) ).

thf(5557,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5556:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(289,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( P @ ( O @ ( not_covered @ ( not_covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( P @ ( O @ ( covered @ ( covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) )
      | ~ $true
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[49,39]) ).

thf(290,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( P @ ( O @ ( not_covered @ ( not_covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( P @ ( O @ ( covered @ ( covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[289]) ).

thf(311,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) )
       != ( P @ ( O @ ( not_covered @ ( not_covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) ) )
      | ( ( A @ successor @ row )
       != ( J @ row ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ( P @ ( O @ ( covered @ ( covered @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[290]) ).

thf(7474,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7453,62]) ).

thf(7475,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7474]) ).

thf(7476,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7475:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1742,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1134,23]) ).

thf(1743,plain,
    ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1742]) ).

thf(1757,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[1743]) ).

thf(2189,plain,
    ( ( ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[1757]) ).

thf(6867,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6852,51]) ).

thf(6868,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6867]) ).

thf(6869,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6868:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5522,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5492,62]) ).

thf(5523,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5522]) ).

thf(5524,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5523:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7849,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7273,244]) ).

thf(7850,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7849]) ).

thf(7851,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7850:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(15106,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[7851,33,41,60]) ).

thf(15145,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[15106,62]) ).

thf(15146,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[15145]) ).

thf(15147,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[15146:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(29813,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[29712,51]) ).

thf(29814,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[29813]) ).

thf(29815,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[29814:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(733,plain,
    ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[554]) ).

thf(3923,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3901,47]) ).

thf(3924,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3923]) ).

thf(3925,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3924:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(1122,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[812,62]) ).

thf(1123,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1122]) ).

thf(1124,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1123:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(26201,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[26135,62]) ).

thf(26202,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[26201]) ).

thf(26203,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[26202:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(257,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( E @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(258,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[257:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( not_covered ))]]) ).

thf(313,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[258]) ).

thf(605,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[574,49]) ).

thf(606,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[605]) ).

thf(607,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[606:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(2289,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[607,37,41,60]) ).

thf(2306,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2289,47]) ).

thf(2307,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2306]) ).

thf(2308,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2307:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(1105,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[558,62]) ).

thf(1106,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1105]) ).

thf(1107,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1106:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(3781,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3714,47]) ).

thf(3782,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3781]) ).

thf(3783,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3782:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(305,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( C @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( not_covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(306,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( not_covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( removed @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[305:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( removed ))]]) ).

thf(335,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( not_covered @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( removed @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[306]) ).

thf(1088,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[809,62]) ).

thf(1089,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1088]) ).

thf(1090,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1089:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(269,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n8 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n9 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[45,49]) ).

thf(270,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n9 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[269:[bind(A,$thf( n8 ))]]) ).

thf(318,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n9 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[270]) ).

thf(107,plain,
    ( ( ( n1 @ successor )
     != ( n3 @ successor ) )
    | ( n4 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[37,27]) ).

thf(119,plain,
    ( ( n1 != n3 )
    | ( n4 = n2 ) ),
    inference(simp,[status(thm)],[107]) ).

thf(6154,plain,
    n1 != n3,
    inference(simplifyReflect,[status(thm)],[119,6148]) ).

thf(7468,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7453,51]) ).

thf(7469,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7468]) ).

thf(7470,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7469:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(2810,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2779,55]) ).

thf(2811,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2810]) ).

thf(2812,plain,
    covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2811:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(2893,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2812,49]) ).

thf(2894,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2893]) ).

thf(2895,plain,
    covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n4 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2894:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( covered ))]]) ).

thf(7053,plain,
    not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(rewrite,[status(thm)],[2895,41,60,29]) ).

thf(29823,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[29712,62]) ).

thf(29824,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[29823]) ).

thf(29825,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[29824:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(6022,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5629,51]) ).

thf(6023,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6022]) ).

thf(6024,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6023:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(2667,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2649,47]) ).

thf(2668,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2667]) ).

thf(2669,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2668:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(4428,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4417,55]) ).

thf(4429,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4428]) ).

thf(4430,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4429:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(355,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[347,23]) ).

thf(356,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[355]) ).

thf(364,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n2 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[356]) ).

thf(367,plain,
    ( ( n2 @ row )
   != ( n8 @ row ) ),
    inference(simp,[status(thm)],[364]) ).

thf(286,plain,
    ! [R: $i,Q: $i,P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( R @ ( Q @ ( P @ ( O @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( R @ complement @ ( Q @ complement @ ( P @ complement @ ( O @ complement @ ( N @ complement @ ( M @ complement @ ( L @ complement @ ( K @ complement @ squares ) ) ) ) ) ) ) @ ( J @ successor @ row @ achievable ) )
      | ~ $true
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[49,49]) ).

thf(287,plain,
    ! [R: $i,Q: $i,P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( R @ ( Q @ ( P @ ( O @ ( N @ ( M @ ( L @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( R @ complement @ ( Q @ complement @ ( P @ complement @ ( O @ complement @ ( N @ complement @ ( M @ complement @ ( L @ complement @ ( K @ complement @ squares ) ) ) ) ) ) ) @ ( J @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[286]) ).

thf(288,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( I @ complement @ complement @ ( H @ complement @ complement @ ( G @ complement @ complement @ ( F @ complement @ complement @ ( E @ complement @ complement @ ( D @ complement @ complement @ ( C @ complement @ complement @ ( B @ complement @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[287:[bind(A,$thf( S )),bind(B,$thf( T )),bind(C,$thf( U )),bind(D,$thf( V )),bind(E,$thf( W )),bind(F,$thf( X )),bind(G,$thf( Y )),bind(H,$thf( Z )),bind(I,$thf( ZA )),bind(J,$thf( S @ successor )),bind(K,$thf( T @ complement )),bind(L,$thf( U @ complement )),bind(M,$thf( V @ complement )),bind(N,$thf( W @ complement )),bind(O,$thf( X @ complement )),bind(P,$thf( Y @ complement )),bind(Q,$thf( Z @ complement )),bind(R,$thf( ZA @ complement ))]]) ).

thf(323,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( I @ complement @ complement @ ( H @ complement @ complement @ ( G @ complement @ complement @ ( F @ complement @ complement @ ( E @ complement @ complement @ ( D @ complement @ complement @ ( C @ complement @ complement @ ( B @ complement @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[288]) ).

thf(7264,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7251,58]) ).

thf(7265,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7264]) ).

thf(7266,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7265:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(7300,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7266,62]) ).

thf(7301,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7300]) ).

thf(7302,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7301:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(16990,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16957,58]) ).

thf(16991,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[16990]) ).

thf(16992,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[16991:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(17064,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16992,62]) ).

thf(17065,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[17064]) ).

thf(17066,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[17065:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(4294,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4247,51]) ).

thf(4295,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4294]) ).

thf(4296,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4295:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5005,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4856,47]) ).

thf(5006,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5005]) ).

thf(5007,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5006:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(192,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[56,23]) ).

thf(193,plain,
    ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[192]) ).

thf(194,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[193]) ).

thf(196,plain,
    ( ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( removed != covered )
    | ( removed != covered )
    | ( not_covered != covered )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[194]) ).

thf(198,plain,
    ( ( removed != covered )
    | ( not_covered != covered )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[196]) ).

thf(237,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( H @ complement ) )
      | ( I @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(238,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[237:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( covered ))]]) ).

thf(330,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( not_covered @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[238]) ).

thf(4552,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4544,39]) ).

thf(4553,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4552]) ).

thf(4554,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4553:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(89,plain,
    ( ( ( n5 @ successor )
     != ( n4 @ successor ) )
    | ( n6 = n5 ) ),
    inference(paramod_ordered,[status(thm)],[33,29]) ).

thf(97,plain,
    ( ( n5 != n4 )
    | ( n6 = n5 ) ),
    inference(simp,[status(thm)],[89]) ).

thf(6587,plain,
    ( ( n7 != n7 )
    | ( n5 != n4 )
    | ( n6 != n4 ) ),
    inference(paramod_ordered,[status(thm)],[84,6583]) ).

thf(6588,plain,
    ( ( n5 != n4 )
    | ( n6 != n4 ) ),
    inference(pattern_uni,[status(thm)],[6587:[]]) ).

thf(7645,plain,
    ( ( n6 != n6 )
    | ( n5 != n4 )
    | ( n5 != n4 )
    | ( n5 != n4 ) ),
    inference(paramod_ordered,[status(thm)],[97,6588]) ).

thf(7646,plain,
    ( ( n6 != n6 )
    | ( n5 != n4 ) ),
    inference(simp,[status(thm)],[7645]) ).

thf(7647,plain,
    n5 != n4,
    inference(pattern_uni,[status(thm)],[7646:[]]) ).

thf(205,plain,
    ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[191,23]) ).

thf(206,plain,
    ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[205]) ).

thf(210,plain,
    ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[206]) ).

thf(223,plain,
    ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[210]) ).

thf(1044,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[666]) ).

thf(3510,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[3486,47]) ).

thf(3511,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[3510]) ).

thf(3512,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[3511:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(17004,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[16957,62]) ).

thf(17005,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[17004]) ).

thf(17006,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[17005:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1645,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
    | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1113,23]) ).

thf(1646,plain,
    ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
   != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1645]) ).

thf(1662,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( ( n1 @ row )
     != ( n8 @ row ) ) ),
    inference(simp,[status(thm)],[1646]) ).

thf(2782,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2770,55]) ).

thf(2783,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2782]) ).

thf(2784,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2783:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1669,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[1124,49]) ).

thf(1670,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1669]) ).

thf(1671,plain,
    covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1670:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered )),bind(I,$thf( covered ))]]) ).

thf(4207,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1671,37,41,60]) ).

thf(203,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[191,39]) ).

thf(204,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[203]) ).

thf(209,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) ) )
      | ( ( n1 @ row )
       != ( A @ row ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[204]) ).

thf(281,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[191,49]) ).

thf(282,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[281]) ).

thf(283,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( removed @ complement @ ( removed @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n1 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[282:[bind(A,$thf( n1 )),bind(B,$thf( not_covered )),bind(C,$thf( removed )),bind(D,$thf( removed )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(482,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(rewrite,[status(thm)],[283,35,41,27,60]) ).

thf(485,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[482,47]) ).

thf(486,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[485]) ).

thf(487,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[486:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(4564,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4544,51]) ).

thf(4565,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4564]) ).

thf(4566,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4565:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(4857,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4786,47]) ).

thf(4858,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4857]) ).

thf(4859,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4858:[bind(A,$thf( n4 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(233,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n4 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[29,49]) ).

thf(234,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[233:[bind(A,$thf( n4 ))]]) ).

thf(327,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[234]) ).

thf(18950,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[18917,55]) ).

thf(18951,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[18950]) ).

thf(18952,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[18951:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(19033,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[18952,62]) ).

thf(19034,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[19033]) ).

thf(19035,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[19034:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(8087,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7302,244]) ).

thf(8088,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8087]) ).

thf(8089,plain,
    not_covered @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8088:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered )),bind(H,$thf( covered ))]]) ).

thf(24008,plain,
    not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8089,33,41,60]) ).

thf(24060,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[24008,51]) ).

thf(24061,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[24060]) ).

thf(24062,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[24061:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5227,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5174,51]) ).

thf(5228,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5227]) ).

thf(5229,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5228:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(275,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( P @ ( O @ ( N @ ( M @ ( L @ ( not_covered @ ( not_covered @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( P @ ( O @ ( N @ ( M @ ( L @ ( covered @ ( covered @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) )
      | ~ $true
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[49,47]) ).

thf(276,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( P @ ( O @ ( N @ ( M @ ( L @ ( not_covered @ ( not_covered @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) )
      | ( P @ ( O @ ( N @ ( M @ ( L @ ( covered @ ( covered @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[275]) ).

thf(310,plain,
    ! [P: $i,O: $i,N: $i,M: $i,L: $i,K: $i,J: $i,I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) )
       != ( P @ ( O @ ( N @ ( M @ ( L @ ( not_covered @ ( not_covered @ ( K @ squares ) ) ) ) ) ) ) ) )
      | ( ( A @ successor @ row )
       != ( J @ row ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ( P @ ( O @ ( N @ ( M @ ( L @ ( covered @ ( covered @ ( K @ squares ) ) ) ) ) ) ) @ ( J @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[276]) ).

thf(197,plain,
    ( ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( not_covered != covered )
    | ( removed != covered )
    | ( removed != covered )
    | ( not_covered != covered )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[194]) ).

thf(199,plain,
    ( ( removed != covered )
    | ( not_covered != covered )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[197]) ).

thf(78,plain,
    ( ( ( n6 @ successor )
     != ( n1 @ successor ) )
    | ( n7 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[27,31]) ).

thf(81,plain,
    ( ( n6 != n1 )
    | ( n7 = n2 ) ),
    inference(simp,[status(thm)],[78]) ).

thf(138,plain,
    ( ( ( n7 @ successor )
     != ( n2 @ successor ) )
    | ( n3 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[25,43]) ).

thf(139,plain,
    ( ( n7 != n2 )
    | ( n3 = n8 ) ),
    inference(simp,[status(thm)],[138]) ).

thf(4189,plain,
    n7 != n2,
    inference(simplifyReflect,[status(thm)],[139,2006]) ).

thf(4190,plain,
    n6 != n1,
    inference(simplifyReflect,[status(thm)],[81,4189]) ).

thf(301,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( D @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(302,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( removed @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[301:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( removed ))]]) ).

thf(331,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( removed @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[302]) ).

thf(4435,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[4417,47]) ).

thf(4436,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[4435]) ).

thf(4437,plain,
    not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[4436:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(28444,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[28376,62]) ).

thf(28445,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[28444]) ).

thf(28446,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[28445:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(63,plain,
    ( ( ( n1 @ successor )
     != ( n2 @ successor ) )
    | ( n3 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[27,25]) ).

thf(65,plain,
    ( ( n1 != n2 )
    | ( n3 = n2 ) ),
    inference(simp,[status(thm)],[63]) ).

thf(6159,plain,
    n1 != n2,
    inference(simplifyReflect,[status(thm)],[65,6157]) ).

thf(22834,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[22776,62]) ).

thf(22835,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[22834]) ).

thf(22836,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[22835:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(307,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n6 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[31,49]) ).

thf(308,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[307:[bind(A,$thf( n6 ))]]) ).

thf(336,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[308]) ).

thf(1139,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[803,62]) ).

thf(1140,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1139]) ).

thf(1141,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1140:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(24069,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[24008,62]) ).

thf(24070,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[24069]) ).

thf(24071,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[24070:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(13241,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[13227,39]) ).

thf(13242,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( F @ ( not_covered @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( covered @ ( covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[13241]) ).

thf(13243,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[13242:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(259,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( F @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(260,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[259:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( not_covered ))]]) ).

thf(314,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( covered @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( not_covered @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[260]) ).

thf(2088,plain,
    ( ( ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[1662]) ).

thf(29718,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[29653,51]) ).

thf(29719,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[29718]) ).

thf(29720,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[29719:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(2790,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2770,47]) ).

thf(2791,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( C @ ( not_covered @ ( not_covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( C @ ( covered @ ( covered @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2790]) ).

thf(2792,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2791:[bind(A,$thf( n4 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(1248,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[946,49]) ).

thf(1249,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[1248]) ).

thf(1250,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[1249:[bind(A,$thf( n3 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(3284,plain,
    covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[1250,37,41,60]) ).

thf(8006,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7476,244]) ).

thf(8007,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( covered @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[8006]) ).

thf(8008,plain,
    not_covered @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ squares ) ) ) ) ) ) ) @ ( n5 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[8007:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( covered ))]]) ).

thf(20888,plain,
    not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(rewrite,[status(thm)],[8008,33,41,60]) ).

thf(368,plain,
    n2 != n8,
    inference(simp,[status(thm)],[367]) ).

thf(5630,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5512,51]) ).

thf(5631,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5630]) ).

thf(5632,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5631:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(20940,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[20888,62]) ).

thf(20941,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[20940]) ).

thf(20942,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[20941:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(5897,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5582,62]) ).

thf(5898,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5897]) ).

thf(5899,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5898:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(271,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n7 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[43,49]) ).

thf(272,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[271:[bind(A,$thf( n7 ))]]) ).

thf(319,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[272]) ).

thf(133,plain,
    ( ( ( n7 @ successor )
     != ( n6 @ successor ) )
    | ( n7 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[43,31]) ).

thf(146,plain,
    ( ( n7 != n6 )
    | ( n7 = n8 ) ),
    inference(simp,[status(thm)],[133]) ).

thf(38591,plain,
    n7 != n6,
    inference(simplifyReflect,[status(thm)],[146,38590]) ).

thf(878,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[812,49]) ).

thf(879,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n3 @ row @ achievable ) )
       != ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[878]) ).

thf(880,plain,
    not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ ( covered @ complement @ ( covered @ complement @ ( not_covered @ complement @ ( not_covered @ complement @ squares ) ) ) ) ) ) ) @ ( n3 @ successor @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[879:[bind(A,$thf( n3 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered )),bind(H,$thf( not_covered )),bind(I,$thf( not_covered ))]]) ).

thf(2956,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n4 @ row @ achievable ),
    inference(rewrite,[status(thm)],[880,37,41,60]) ).

thf(26286,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[26187,62]) ).

thf(26287,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[26286]) ).

thf(26288,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[26287:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(15137,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[15106,51]) ).

thf(15138,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[15137]) ).

thf(15139,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[15138:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(299,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( I @ complement ) )
      | ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(300,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( not_covered @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( removed @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[299:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( E )),bind(F,$thf( F )),bind(G,$thf( G )),bind(H,$thf( H )),bind(I,$thf( removed ))]]) ).

thf(263,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ complement )
       != ( D @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[41,49]) ).

thf(264,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[263:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( not_covered ))]]) ).

thf(315,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[264]) ).

thf(13255,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[13227,51]) ).

thf(13256,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[13255]) ).

thf(13257,plain,
    not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[13256:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(13312,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[13243,62]) ).

thf(13313,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[13312]) ).

thf(13314,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[13313:[bind(A,$thf( n6 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(295,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( removed @ complement )
       != ( E @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[35,49]) ).

thf(296,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( removed @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[295:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( removed ))]]) ).

thf(326,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( removed @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[296]) ).

thf(12340,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[12306,62]) ).

thf(12341,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[12340]) ).

thf(12342,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[12341:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(35503,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[35373,62]) ).

thf(35504,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[35503]) ).

thf(35505,plain,
    covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n7 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[35504:[bind(A,$thf( n7 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( covered ))]]) ).

thf(195,plain,
    ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( removed @ ( removed @ ( not_covered @ squares ) ) ) ) ) ) ) )
     != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
    | ( n1 != n8 ) ),
    inference(simp,[status(thm)],[194]) ).

thf(131,plain,
    ( ( ( n7 @ successor )
     != ( n1 @ successor ) )
    | ( n2 = n8 ) ),
    inference(paramod_ordered,[status(thm)],[43,27]) ).

thf(144,plain,
    ( ( n7 != n1 )
    | ( n2 = n8 ) ),
    inference(simp,[status(thm)],[131]) ).

thf(5019,plain,
    n7 != n1,
    inference(simplifyReflect,[status(thm)],[144,368]) ).

thf(12196,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[12164,62]) ).

thf(12197,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[12196]) ).

thf(12198,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[12197:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5198,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5171,62]) ).

thf(5199,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5198]) ).

thf(5200,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5199:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(6872,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[6852,62]) ).

thf(6873,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[6872]) ).

thf(6874,plain,
    covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[6873:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(5635,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5512,62]) ).

thf(5636,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5635]) ).

thf(5637,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5636:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( covered )),bind(E,$thf( covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(239,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( E @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(240,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[239:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( D )),bind(E,$thf( covered ))]]) ).

thf(332,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[240]) ).

thf(69,plain,
    ( ( ( n4 @ successor )
     != ( n1 @ successor ) )
    | ( n5 = n2 ) ),
    inference(paramod_ordered,[status(thm)],[29,27]) ).

thf(73,plain,
    ( ( n4 != n1 )
    | ( n5 = n2 ) ),
    inference(simp,[status(thm)],[69]) ).

thf(6595,plain,
    n4 != n1,
    inference(simplifyReflect,[status(thm)],[73,6591]) ).

thf(5772,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[5548,51]) ).

thf(5773,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( not_covered @ ( not_covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( covered @ ( covered @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[5772]) ).

thf(5774,plain,
    not_covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[5773:[bind(A,$thf( n5 )),bind(B,$thf( covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(245,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ complement )
       != ( D @ complement ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[60,49]) ).

thf(246,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[245:[bind(A,$thf( A )),bind(B,$thf( B )),bind(C,$thf( C )),bind(D,$thf( covered ))]]) ).

thf(337,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( not_covered @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[246]) ).

thf(7054,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[7053,53]) ).

thf(7055,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( not_covered @ ( not_covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( covered @ ( covered @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[7054]) ).

thf(7056,plain,
    not_covered @ ( covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n5 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[7055:[bind(A,$thf( n5 )),bind(B,$thf( not_covered )),bind(C,$thf( covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( covered )),bind(G,$thf( not_covered ))]]) ).

thf(273,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
      | ~ $true
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[49,23]) ).

thf(274,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( A @ successor @ row @ achievable ) )
       != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n8 @ row @ achievable ) ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[273]) ).

thf(309,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) )
       != ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ ( covered @ squares ) ) ) ) ) ) ) ) )
      | ( ( A @ successor @ row )
       != ( n8 @ row ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[274]) ).

thf(29729,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[29653,62]) ).

thf(29730,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ) )
       != ( not_covered @ ( not_covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( covered @ ( covered @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[29729]) ).

thf(29731,plain,
    covered @ ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ squares ) ) ) ) ) ) ) @ ( n6 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[29730:[bind(A,$thf( n6 )),bind(B,$thf( not_covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( not_covered ))]]) ).

thf(284,plain,
    ! [I: $i,H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( n1 @ successor )
       != ( A @ successor ) )
      | ( I @ complement @ ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
      | ~ ( I @ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(paramod_ordered,[status(thm)],[27,49]) ).

thf(285,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) ) ),
    inference(pattern_uni,[status(thm)],[284:[bind(A,$thf( n1 ))]]) ).

thf(322,plain,
    ! [H: $i,G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( H @ complement @ ( G @ complement @ ( F @ complement @ ( E @ complement @ ( D @ complement @ ( C @ complement @ ( B @ complement @ ( A @ complement @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
      | ~ ( H @ ( G @ ( F @ ( E @ ( D @ ( C @ ( B @ ( A @ squares ) ) ) ) ) ) ) @ ( n1 @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[285]) ).

thf(2451,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) )
      | ~ $true ),
    inference(paramod_ordered,[status(thm)],[2441,55]) ).

thf(2452,plain,
    ! [G: $i,F: $i,E: $i,D: $i,C: $i,B: $i,A: $i] :
      ( ( ( covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ) )
       != ( G @ ( F @ ( E @ ( D @ ( not_covered @ ( not_covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) )
      | ( G @ ( F @ ( E @ ( D @ ( covered @ ( covered @ ( C @ ( B @ squares ) ) ) ) ) ) ) @ ( A @ row @ achievable ) ) ),
    inference(simp,[status(thm)],[2451]) ).

thf(2453,plain,
    covered @ ( not_covered @ ( not_covered @ ( not_covered @ ( covered @ ( covered @ ( not_covered @ ( covered @ squares ) ) ) ) ) ) ) @ ( n2 @ row @ achievable ),
    inference(pattern_uni,[status(thm)],[2452:[bind(A,$thf( n2 )),bind(B,$thf( covered )),bind(C,$thf( not_covered )),bind(D,$thf( not_covered )),bind(E,$thf( not_covered )),bind(F,$thf( not_covered )),bind(G,$thf( covered ))]]) ).

thf(73112,plain,
    $false,
    inference(e,[status(thm)],[13266,809,1369,5593,2463,40770,666,5582,1110,347,4022,333,628,170,3417,18972,8463,9337,2114,13227,202,6732,12334,3317,5669,38590,56,3649,4870,4856,3693,5674,4247,3717,1078,26135,1095,7637,42,5935,5518,6583,35730,29653,3140,320,37,25,24,5195,2819,5269,52,5585,1264,125,3749,817,1087,11100,325,2158,4265,316,35489,29,6579,8468,46,29712,35396,57,924,9336,321,211,574,4871,7273,5892,4115,6157,6591,4087,16957,28436,4701,5629,12306,312,8454,61,60,9340,11069,2660,7129,3037,5174,3097,26187,2441,334,4915,35618,12190,5507,6696,33,6620,4878,5512,1174,28,38,625,329,7625,5779,4417,5492,6852,5551,4746,324,5515,317,6603,4544,53,3916,6148,4808,2245,6153,36993,328,40778,7453,554,3714,22828,18917,2053,3428,1207,6946,6625,2649,3032,8499,3703,6805,12164,5234,911,2006,7614,41,2370,2450,3486,5557,244,3624,508,311,558,7476,2189,6869,794,4004,3130,5524,2176,15147,15106,45,29815,733,3491,32,34,4786,191,3925,2225,22,44,4677,59,1124,27,26203,54,313,2308,1107,49,3783,335,1090,318,6154,7470,7053,29825,2361,6024,4805,2669,39,22776,890,3219,7504,4430,2812,367,35312,323,7302,17066,964,4296,2289,5007,198,330,4554,2770,2350,7647,223,6029,35,4084,1044,2481,3241,1113,563,3512,17006,5495,4067,2005,1662,9334,2784,812,342,1018,194,5548,4207,1134,209,487,4566,4859,1547,855,690,327,5171,38588,19035,24062,48,5229,1098,310,199,2224,4190,331,28376,7667,1235,6352,5186,50,1053,18952,4437,28446,4781,6159,22836,31,336,1141,7461,7251,24071,13243,314,43,991,2088,482,29720,2490,2792,3284,20888,368,2226,5632,20942,40,26,946,5899,6790,55,7114,23,319,38591,2956,24008,26288,58,7266,15139,6586,2095,40705,2779,300,620,315,35393,36,30,13257,51,13314,35378,1757,6580,835,262,210,326,12342,35505,195,5019,6729,35373,12198,635,5200,6874,6136,3543,8444,4242,5637,47,62,9335,332,1129,6595,5774,3901,803,337,935,7056,309,4189,29731,322,2453,16992]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : PUZ016-1 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.07  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.13/11.01  % Computer : n012.cluster.edu
% 0.13/11.01  % Model    : x86_64 x86_64
% 0.13/11.01  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/11.01  % Memory   : 8046.5625MB
% 0.13/11.01  % OS       : Linux 6.8.0-71-generic
% 0.13/11.01  % CPULimit : 300
% 0.13/11.01  % WCLimit  : 300
% 0.13/11.01  % DateTime : Sat Sep 26 05:04:02 UTC 2026
% 0.13/11.02  % CPUTime  : 
% 0.13/11.02  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.16/11.44  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 0.16/11.59  % [INFO] 	 Parsing done (145ms). 
% 0.16/11.60  % [INFO] 	 Running in sequential loop mode. 
% 0.16/11.90  % [INFO] 	 eprover registered as external prover. 
% 0.16/11.91  % [INFO] 	 Scanning for conjecture ... 
% 0.16/11.99  % [INFO] 	 Found a conjecture (or negated_conjecture) and 20 axioms. Running axiom selection ... 
% 1.93/12.04  % [INFO] 	 Axiom selection finished. Selected 20 axioms (removed 0 axioms). 
% 1.93/12.07  % [INFO] 	 Problem is propositional (TPTP CNF). 
% 1.93/12.07  % [INFO] 	 Type checking passed. 
% 1.93/12.08  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 150.17/52.95  % External prover 'e' found a proof!
% 150.17/52.95  % [INFO] 	 Killing All external provers ... 
% 150.17/52.95  % Time passed: 41827ms (effective reasoning time: 41352ms)
% 150.17/52.96  % Axioms used in derivation (20): successor_of_2_is_3, successor_of_7_is_8, cover_columns_1_and_2, cover_columns_5_and_6, complement_of_covered_is_not_covered, successor_of_3_is_4, cover_columns_2_and_3, successor_of_6_is_7, complement_of_removed_is_not_covered, cover_columns_7_and_8, successor_of_1_is_2, cover_columns_4_and_5, first_row_initially, successor_of_8_is_9, complement_of_not_covered_is_covered, cover_columns_3_and_4, place_vertical_pieces, successor_of_4_is_5, successor_of_5_is_6, cover_columns_6_and_7
% 150.17/52.96  % No. of inferences in proof: 1131
% 150.17/52.96  % SZS status Unsatisfiable for /export/starexec/sandbox2/benchmark/theBenchmark.p : 41827 ms resp. 41352 ms w/o parsing
% 151.25/53.14  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 151.25/53.15  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------