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iProver---3.9.4.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : iProver---3.9.4
% Problem  : PLA008-1 : TPTP v9.3.1. Released v1.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM

% Computer : n015.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 : Fri Sep 25 02:30:58 PM UTC 2026

% Result   : Unsatisfiable 4.34s 2.15s
% Output   : CNFRefutation 4.34s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   47
%            Number of leaves      :   28
% Syntax   : Number of formulae    :  158 (  43 unt;   0 def)
%            Number of atoms       :  539 (   0 equ)
%            Maximal formula atoms :    8 (   3 avg)
%            Number of connectives :  840 ( 459   ~; 381   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of predicates  :    6 (   5 usr;   4 prp; 0-2 aty)
%            Number of functors    :   14 (  14 usr;   7 con; 0-2 aty)
%            Number of variables   :  204 (   0 sgn 204   !;   0   ?; 167   :)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X2,X0,X1] :
      ( ~ holds(X1,X2)
      | ~ holds(X0,X2)
      | holds(and(X0,X1),X2) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',and_definition) ).

fof(f2,axiom,
    ! [X0,X1] :
      ( ~ differ(X0,table)
      | ~ holds(clear(X0),X1)
      | ~ holds(empty,X1)
      | holds(holding(X0),do(pickup(X0),X1)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',pickup_1) ).

fof(f3,axiom,
    ! [X2,X0,X1] :
      ( ~ holds(empty,X2)
      | ~ holds(clear(X1),X2)
      | ~ holds(on(X1,X0),X2)
      | holds(clear(X0),do(pickup(X1),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',pickup_2) ).

fof(f4,axiom,
    ! [X2,X3,X0,X1] :
      ( ~ differ(X0,X2)
      | ~ holds(on(X0,X1),X3)
      | holds(on(X0,X1),do(pickup(X2),X3)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',pickup_3) ).

fof(f5,axiom,
    ! [X2,X0,X1] :
      ( ~ differ(X0,X1)
      | ~ holds(clear(X0),X2)
      | holds(clear(X0),do(pickup(X1),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',pickup_4) ).

fof(f6,axiom,
    ! [X2,X0,X1] :
      ( ~ holds(clear(X1),X2)
      | ~ holds(holding(X0),X2)
      | holds(empty,do(putdown(X0,X1),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',putdown_1) ).

fof(f7,axiom,
    ! [X2,X0,X1] :
      ( ~ holds(clear(X1),X2)
      | ~ holds(holding(X0),X2)
      | holds(on(X0,X1),do(putdown(X0,X1),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',putdown_2) ).

fof(f8,axiom,
    ! [X2,X0,X1] :
      ( ~ holds(clear(X1),X2)
      | ~ holds(holding(X0),X2)
      | holds(clear(X0),do(putdown(X0,X1),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',putdown_3) ).

fof(f9,axiom,
    ! [X2,X3,X0,X1,X4] :
      ( ~ holds(on(X0,X1),X4)
      | holds(on(X0,X1),do(putdown(X2,X3),X4)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',putdown_4) ).

fof(f10,axiom,
    ! [X2,X3,X0,X1] :
      ( ~ differ(X0,X2)
      | ~ holds(clear(X0),X3)
      | holds(clear(X0),do(putdown(X1,X2),X3)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-0.ax',putdown_5) ).

fof(f11,axiom,
    ! [X0,X1] :
      ( ~ differ(X1,X0)
      | differ(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',symmetry_of_differ) ).

fof(f12,axiom,
    differ(a,b),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_a_b) ).

fof(f13,axiom,
    differ(a,c),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_a_c) ).

fof(f14,axiom,
    differ(a,d),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_a_d) ).

fof(f15,axiom,
    differ(a,table),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_a_table) ).

fof(f16,axiom,
    differ(b,c),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_b_c) ).

fof(f17,axiom,
    differ(b,d),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_b_d) ).

fof(f18,axiom,
    differ(b,table),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_b_table) ).

fof(f19,axiom,
    differ(c,d),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_c_d) ).

fof(f20,axiom,
    differ(c,table),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_c_table) ).

fof(f21,axiom,
    differ(d,table),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',differ_d_table) ).

fof(f24,axiom,
    holds(on(c,d),s0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',initial_state3) ).

fof(f26,axiom,
    holds(clear(a),s0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',initial_state5) ).

fof(f27,axiom,
    holds(clear(b),s0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',initial_state6) ).

fof(f28,axiom,
    holds(clear(c),s0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',initial_state7) ).

fof(f29,axiom,
    holds(empty,s0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',initial_state8) ).

fof(f30,axiom,
    ! [X0] : holds(clear(table),X0),
    file('/export/starexec/sandbox/benchmark/Axioms/PLA001-1.ax',clear_table) ).

fof(f31,negated_conjecture,
    ! [X0] : ~ holds(and(on(b,d),on(a,c)),X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_BD_AC) ).

tcf(c_80,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(and(X0,X2),X1)
      | ~ holds(X2,X1)
      | ~ holds(X0,X1) ),
    inference(cnf_transformation,[],[f1]) ).

tcf(c_81,plain,
    ! [X0: $i,X1: $i] :
      ( holds(holding(X0),do(pickup(X0),X1))
      | ~ differ(X0,table)
      | ~ holds(empty,X1)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f2]) ).

tcf(c_82,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(clear(X1),do(pickup(X0),X2))
      | ~ holds(empty,X2)
      | ~ holds(clear(X0),X2)
      | ~ holds(on(X0,X1),X2) ),
    inference(cnf_transformation,[],[f3]) ).

tcf(c_83,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( holds(on(X0,X1),do(pickup(X3),X2))
      | ~ differ(X0,X3)
      | ~ holds(on(X0,X1),X2) ),
    inference(cnf_transformation,[],[f4]) ).

tcf(c_84,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(clear(X0),do(pickup(X2),X1))
      | ~ differ(X0,X2)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f5]) ).

tcf(c_85,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(empty,do(putdown(X2,X0),X1))
      | ~ holds(holding(X2),X1)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f6]) ).

tcf(c_86,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(on(X2,X0),do(putdown(X2,X0),X1))
      | ~ holds(holding(X2),X1)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f7]) ).

tcf(c_87,plain,
    ! [X0: $i,X1: $i,X2: $i] :
      ( holds(clear(X2),do(putdown(X2,X0),X1))
      | ~ holds(holding(X2),X1)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f8]) ).

tcf(c_88,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i,X4: $i] :
      ( holds(on(X0,X1),do(putdown(X3,X4),X2))
      | ~ holds(on(X0,X1),X2) ),
    inference(cnf_transformation,[],[f9]) ).

tcf(c_89,plain,
    ! [X0: $i,X1: $i,X2: $i,X3: $i] :
      ( holds(clear(X0),do(putdown(X3,X2),X1))
      | ~ differ(X0,X2)
      | ~ holds(clear(X0),X1) ),
    inference(cnf_transformation,[],[f10]) ).

tcf(c_90,plain,
    ! [X0: $i,X1: $i] :
      ( differ(X1,X0)
      | ~ differ(X0,X1) ),
    inference(cnf_transformation,[],[f11]) ).

tcf(c_91,plain,
    differ(a,b),
    inference(cnf_transformation,[],[f12]) ).

tcf(c_92,plain,
    differ(a,c),
    inference(cnf_transformation,[],[f13]) ).

tcf(c_93,plain,
    differ(a,d),
    inference(cnf_transformation,[],[f14]) ).

tcf(c_94,plain,
    differ(a,table),
    inference(cnf_transformation,[],[f15]) ).

tcf(c_95,plain,
    differ(b,c),
    inference(cnf_transformation,[],[f16]) ).

tcf(c_96,plain,
    differ(b,d),
    inference(cnf_transformation,[],[f17]) ).

tcf(c_97,plain,
    differ(b,table),
    inference(cnf_transformation,[],[f18]) ).

tcf(c_98,plain,
    differ(c,d),
    inference(cnf_transformation,[],[f19]) ).

tcf(c_99,plain,
    differ(c,table),
    inference(cnf_transformation,[],[f20]) ).

tcf(c_100,plain,
    differ(d,table),
    inference(cnf_transformation,[],[f21]) ).

tcf(c_103,plain,
    holds(on(c,d),s0),
    inference(cnf_transformation,[],[f24]) ).

tcf(c_105,plain,
    holds(clear(a),s0),
    inference(cnf_transformation,[],[f26]) ).

tcf(c_106,plain,
    holds(clear(b),s0),
    inference(cnf_transformation,[],[f27]) ).

tcf(c_107,plain,
    holds(clear(c),s0),
    inference(cnf_transformation,[],[f28]) ).

tcf(c_108,plain,
    holds(empty,s0),
    inference(cnf_transformation,[],[f29]) ).

tcf(c_109,plain,
    ! [X0: $i] : holds(clear(table),X0),
    inference(cnf_transformation,[],[f30]) ).

tcf(c_110,negated_conjecture,
    ! [X0: $i] : ~ holds(and(on(b,d),on(a,c)),X0),
    inference(cnf_transformation,[],[f31]) ).

tcf(c_229,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2,X2_iProver_putdown_2: iProver_putdown_2] :
      ( holds(clear(X0_iProver_putdown_2),do(putdown(X2_iProver_putdown_2,X1_iProver_putdown_2),X0_iProver_holds_2))
      | ~ differ(X0_iProver_putdown_2,X1_iProver_putdown_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_89]) ).

tcf(c_230,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2,X2_iProver_putdown_2: iProver_putdown_2,X3_iProver_putdown_2: iProver_putdown_2] :
      ( holds(on(X0_iProver_putdown_2,X1_iProver_putdown_2),do(putdown(X2_iProver_putdown_2,X3_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(on(X0_iProver_putdown_2,X1_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_88]) ).

tcf(c_231,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( holds(clear(X1_iProver_putdown_2),do(putdown(X1_iProver_putdown_2,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(holding(X1_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_87]) ).

tcf(c_232,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( holds(on(X1_iProver_putdown_2,X0_iProver_putdown_2),do(putdown(X1_iProver_putdown_2,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(holding(X1_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_86]) ).

tcf(c_233,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( holds(empty,do(putdown(X1_iProver_putdown_2,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(holding(X1_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_85]) ).

tcf(c_234,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( holds(clear(X0_iProver_putdown_2),do(pickup(X1_iProver_putdown_2),X0_iProver_holds_2))
      | ~ differ(X0_iProver_putdown_2,X1_iProver_putdown_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_84]) ).

tcf(c_235,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2,X2_iProver_putdown_2: iProver_putdown_2] :
      ( holds(on(X0_iProver_putdown_2,X1_iProver_putdown_2),do(pickup(X2_iProver_putdown_2),X0_iProver_holds_2))
      | ~ differ(X0_iProver_putdown_2,X2_iProver_putdown_2)
      | ~ holds(on(X0_iProver_putdown_2,X1_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_83]) ).

tcf(c_236,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( holds(clear(X1_iProver_putdown_2),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(on(X0_iProver_putdown_2,X1_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_82]) ).

tcf(c_237,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( holds(holding(X0_iProver_putdown_2),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ differ(X0_iProver_putdown_2,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_81]) ).

tcf(c_238,plain,
    ! [X0_iProver_holds_1: iProver_holds_1,X0_iProver_holds_2: iProver_holds_2,X1_iProver_holds_1: iProver_holds_1] :
      ( holds(and(X0_iProver_holds_1,X1_iProver_holds_1),X0_iProver_holds_2)
      | ~ holds(X1_iProver_holds_1,X0_iProver_holds_2)
      | ~ holds(X0_iProver_holds_1,X0_iProver_holds_2) ),
    inference(subtyping,[status(esa)],[c_80]) ).

tcf(c_239,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] : holds(clear(table),X0_iProver_holds_2),
    inference(subtyping,[status(esa)],[c_109]) ).

tcf(c_250,plain,
    differ(c,d),
    inference(subtyping,[status(esa)],[c_98]) ).

tcf(c_252,plain,
    differ(b,d),
    inference(subtyping,[status(esa)],[c_96]) ).

tcf(c_255,plain,
    differ(a,d),
    inference(subtyping,[status(esa)],[c_93]) ).

tcf(c_258,plain,
    ! [X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( differ(X1_iProver_putdown_2,X0_iProver_putdown_2)
      | ~ differ(X0_iProver_putdown_2,X1_iProver_putdown_2) ),
    inference(subtyping,[status(esa)],[c_90]) ).

tcf(c_259,negated_conjecture,
    ! [X0_iProver_holds_2: iProver_holds_2] : ~ holds(and(on(b,d),on(a,c)),X0_iProver_holds_2),
    inference(subtyping,[status(esa)],[c_110]) ).

tcf(c_336,plain,
    ( differ(c,a)
    | ~ differ(a,c) ),
    inference(instantiation,[status(thm)],[c_258]) ).

tcf(c_407,plain,
    ( differ(b,a)
    | ~ differ(a,b) ),
    inference(instantiation,[status(thm)],[c_258]) ).

tcf(c_553,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( holds(clear(a),do(pickup(c),X0_iProver_holds_2))
      | ~ differ(a,c)
      | ~ holds(clear(a),X0_iProver_holds_2) ),
    inference(instantiation,[status(thm)],[c_234]) ).

tcf(c_554,plain,
    ( holds(clear(a),do(pickup(c),s0))
    | ~ differ(a,c)
    | ~ holds(clear(a),s0) ),
    inference(instantiation,[status(thm)],[c_553]) ).

tcf(c_559,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( holds(clear(b),do(pickup(c),X0_iProver_holds_2))
      | ~ differ(b,c)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(instantiation,[status(thm)],[c_234]) ).

tcf(c_560,plain,
    ( holds(clear(b),do(pickup(c),s0))
    | ~ differ(b,c)
    | ~ holds(clear(b),s0) ),
    inference(instantiation,[status(thm)],[c_559]) ).

tcf(c_723,plain,
    ( holds(clear(d),do(pickup(c),s0))
    | ~ holds(empty,s0)
    | ~ holds(clear(c),s0)
    | ~ holds(on(c,d),s0) ),
    inference(instantiation,[status(thm)],[c_236]) ).

tcf(c_745,plain,
    differ(d,a),
    inference(superposition,[status(thm)],[c_255,c_258]) ).

tcf(c_748,plain,
    differ(d,b),
    inference(superposition,[status(thm)],[c_252,c_258]) ).

tcf(c_750,plain,
    differ(d,c),
    inference(superposition,[status(thm)],[c_250,c_258]) ).

tcf(c_863,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(on(b,d),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_238,c_259]) ).

tcf(c_890,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(on(a,c),do(putdown(b,d),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_232,c_863]) ).

tcf(c_962,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_230,c_890]) ).

tcf(c_971,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(holding(b),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_235,c_962]) ).

tcf(c_1119,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ differ(d,X0_iProver_putdown_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(holding(b),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_234,c_971]) ).

tcf(c_1230,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(on(b,d),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_259,c_238]) ).

tcf(c_1251,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(a,b)
      | ~ differ(d,b)
      | ~ differ(b,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_237,c_1119]) ).

tcf(c_1259,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_1251,c_97,c_91,c_748,c_1251]) ).

tcf(c_1260,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_1259]) ).

tcf(c_1371,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2,X1_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(on(b,d),do(putdown(X0_iProver_putdown_2,X1_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_1230,c_230]) ).

tcf(c_1591,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_232,c_1260]) ).

tcf(c_1719,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(d,c)
      | ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_229,c_1591]) ).

tcf(c_1804,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_232,c_1371]) ).

tcf(c_1890,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(holding(b),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_1804,c_235]) ).

tcf(c_2037,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(holding(a),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_1719,c_750,c_1719]) ).

tcf(c_2038,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_2037]) ).

tcf(c_2040,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(b,c)
      | ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_229,c_2038]) ).

tcf(c_2176,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(a,b)
      | ~ differ(b,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(b),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_1890,c_237]) ).

tcf(c_2320,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(b),X0_iProver_holds_2)) ),
    inference(global_subsumption_just,[status(thm)],[c_2176,c_97,c_91,c_2176]) ).

tcf(c_2339,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(d,b)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_2320,c_234]) ).

tcf(c_2380,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(holding(a),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_2040,c_95,c_2040]) ).

tcf(c_2381,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_2380]) ).

tcf(c_2383,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_233,c_2381]) ).

tcf(c_2416,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(c,X0_iProver_putdown_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(holding(a),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_234,c_2383]) ).

tcf(c_2422,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(on(a,c),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_2339,c_1260]) ).

tcf(c_2423,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(on(a,c),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_2422]) ).

tcf(c_2477,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_2423,c_232]) ).

tcf(c_2856,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_2477,c_233]) ).

tcf(c_2870,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(d,c)
      | ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_2856,c_229]) ).

tcf(c_3091,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(c,a)
      | ~ differ(a,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_237,c_2416]) ).

tcf(c_3098,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2))
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(holding(a),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_2870,c_750,c_2870]) ).

tcf(c_3099,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),do(putdown(a,c),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_3098]) ).

tcf(c_3127,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(b,c)
      | ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_3099,c_229]) ).

tcf(c_3364,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(holding(a),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_3127,c_2383]) ).

tcf(c_3365,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_3364]) ).

tcf(c_3382,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(a,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_3365,c_237]) ).

tcf(c_3977,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(c),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_3382,c_94,c_3382]) ).

tcf(c_3978,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_3977]) ).

tcf(c_4000,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(c,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_3978,c_234]) ).

tcf(c_4268,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_4000,c_94,c_92,c_336,c_3091]) ).

tcf(c_4269,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_4268]) ).

tcf(c_4291,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(d,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_4269,c_234]) ).

tcf(c_4740,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(global_subsumption_just,[status(thm)],[c_3091,c_92,c_336,c_4000]) ).

tcf(c_4742,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(b,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_234,c_4740]) ).

tcf(c_5061,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_4291,c_745,c_4291]) ).

tcf(c_5062,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_5061]) ).

tcf(c_5088,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(b,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_5062,c_234]) ).

tcf(c_7000,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_5088,c_91,c_407,c_5088]) ).

tcf(c_7001,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_7000]) ).

tcf(c_7035,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_7001,c_231]) ).

tcf(c_9826,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_7035,c_233]) ).

tcf(c_10383,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_9826,c_229]) ).

tcf(c_11264,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(c,a)
      | ~ differ(a,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_237,c_2416]) ).

tcf(c_11296,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(a),X0_iProver_holds_2)) ),
    inference(global_subsumption_just,[status(thm)],[c_11264,c_92,c_336,c_4000]) ).

tcf(c_11298,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(b,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_234,c_11296]) ).

tcf(c_11300,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2))
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_11298,c_91,c_407,c_4742]) ).

tcf(c_11301,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),do(pickup(a),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_11300]) ).

tcf(c_11302,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(d,a)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_234,c_11301]) ).

tcf(c_11322,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(empty,X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_11302,c_91,c_407,c_5088]) ).

tcf(c_11323,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_11322]) ).

tcf(c_11326,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(empty,do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_231,c_11323]) ).

tcf(c_11729,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(global_subsumption_just,[status(thm)],[c_11326,c_9826]) ).

tcf(c_11730,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(d),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(renaming,[status(thm)],[c_11729]) ).

tcf(c_11731,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(d,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(a),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2))
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_229,c_11730]) ).

tcf(c_11820,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ differ(d,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(superposition,[status(thm)],[c_229,c_11731]) ).

tcf(c_14866,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ differ(d,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2)
      | ~ holds(clear(b),do(putdown(c,X0_iProver_putdown_2),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_10383,c_229]) ).

tcf(c_16118,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ differ(d,X0_iProver_putdown_2)
      | ~ differ(b,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_229,c_11820]) ).

tcf(c_18147,plain,
    ! [X0_iProver_holds_2: iProver_holds_2,X0_iProver_putdown_2: iProver_putdown_2] :
      ( ~ differ(a,X0_iProver_putdown_2)
      | ~ differ(d,X0_iProver_putdown_2)
      | ~ differ(b,X0_iProver_putdown_2)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(X0_iProver_putdown_2),X0_iProver_holds_2) ),
    inference(resolution,[status(thm)],[c_14866,c_229]) ).

tcf(c_20147,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(a,table)
      | ~ differ(d,table)
      | ~ differ(b,table)
      | ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(superposition,[status(thm)],[c_239,c_16118]) ).

tcf(c_20463,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(holding(c),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_20147,c_100,c_97,c_94,c_20147]) ).

tcf(c_20464,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_20463]) ).

tcf(c_23326,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(clear(b),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(holding(c),X0_iProver_holds_2) ),
    inference(global_subsumption_just,[status(thm)],[c_18147,c_20464]) ).

tcf(c_23327,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ holds(holding(c),X0_iProver_holds_2)
      | ~ holds(clear(a),X0_iProver_holds_2)
      | ~ holds(clear(d),X0_iProver_holds_2)
      | ~ holds(clear(b),X0_iProver_holds_2) ),
    inference(renaming,[status(thm)],[c_23326]) ).

tcf(c_23365,plain,
    ! [X0_iProver_holds_2: iProver_holds_2] :
      ( ~ differ(c,table)
      | ~ holds(empty,X0_iProver_holds_2)
      | ~ holds(clear(c),X0_iProver_holds_2)
      | ~ holds(clear(a),do(pickup(c),X0_iProver_holds_2))
      | ~ holds(clear(d),do(pickup(c),X0_iProver_holds_2))
      | ~ holds(clear(b),do(pickup(c),X0_iProver_holds_2)) ),
    inference(resolution,[status(thm)],[c_23327,c_237]) ).

tcf(c_23366,plain,
    ( ~ differ(c,table)
    | ~ holds(empty,s0)
    | ~ holds(clear(c),s0)
    | ~ holds(clear(a),do(pickup(c),s0))
    | ~ holds(clear(d),do(pickup(c),s0))
    | ~ holds(clear(b),do(pickup(c),s0)) ),
    inference(instantiation,[status(thm)],[c_23365]) ).

tcf(c_23367,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_23366,c_723,c_560,c_554,c_103,c_105,c_106,c_107,c_92,c_95,c_99,c_108]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02  % Problem  : PLA008-1 : TPTP v9.3.1. Released v1.1.0.
% 0.00/0.03  % Command  : run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.09/0.35  % Computer : n015.cluster.edu
% 0.09/0.35  % Model    : x86_64 x86_64
% 0.09/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.35  % Memory   : 8046.5625MB
% 0.09/0.35  % OS       : Linux 6.8.0-71-generic
% 0.09/0.35  % CPULimit : 300
% 0.09/0.35  % WCLimit  : 300
% 0.09/0.35  % DateTime : Thu Sep 24 06:12:55 UTC 2026
% 0.09/0.35  % CPUTime  : 
% 0.09/0.35  Running run_iprover 300 /export/starexec/sandbox/benchmark/theBenchmark.p THM
% 0.13/0.38  Running first-order theorem proving
% 0.13/0.38  Running: /export/starexec/sandbox/solver/bin/iproveropt-multi-core.sh -d -n -l tptp -s fof_schedule -t 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.39  
% 0.13/0.39  % ======== iProver multi-core TPTP/SMT =========
% 0.13/0.39  
% 0.13/0.40  % Detected problem language: tptp
% 0.13/0.41  % Proving...
% 4.34/2.15  % SZS status Started for theBenchmark.p
% 4.34/2.15  % SZS status Unsatisfiable for theBenchmark.p
% 4.34/2.15  
% 4.34/2.15  %---------------- iProver v3.9.4 (pre CASC 2026/SMT-COMP 2026) ----------------%
% 4.34/2.15  
% 4.34/2.15  % ------  iProver source info
% 4.34/2.15  
% 4.34/2.15  % git: date: 2026-07-19 20:42:38 +0200
% 4.34/2.15  % git: sha1: 804e7d636a263075307957e923b7a22a4035de61
% 4.34/2.15  % git: non_committed_changes: false
% 4.34/2.15  
% 4.34/2.15  % ------ Parsing...% successful
% 4.34/2.15  
% 4.34/2.15  
% 4.34/2.15  % ------ Clausification by vclausify_rel  & Parsing by iProver...% 
% 4.34/2.15  
% 4.34/2.15  % ------ Preprocessing... sf_s  rm: 0 0s  sf_e  pe_s  pe_e % 
% 4.34/2.15  
% 4.34/2.15  % ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 4.34/2.15  % ------ Proving...
% 4.34/2.15  % ------ Problem Properties 
% 4.34/2.15  
% 4.34/2.15  % 
% 4.34/2.15  % clauses                               31
% 4.34/2.15  % conjectures                           1
% 4.34/2.15  % EPR                                   12
% 4.34/2.15  % Horn                                  31
% 4.34/2.15  % unary                                 20
% 4.34/2.15  % binary                                2
% 4.34/2.15  % lits                                  53
% 4.34/2.15  % lits eq                               0
% 4.34/2.15  % fd_pure                               0
% 4.34/2.15  % fd_pseudo                             0
% 4.34/2.15  % fd_cond                               0
% 4.34/2.15  % fd_pseudo_cond                        0
% 4.34/2.15  % AC symbols                            0
% 4.34/2.15  
% 4.34/2.15  % ------ Input Options Time Limit: Unbounded
% 4.34/2.15  
% 4.34/2.15  
% 4.34/2.15  % ------ 
% 4.34/2.15  % Current options:
% 4.34/2.15  % ------ 
% 4.34/2.15  
% 4.34/2.15  
% 4.34/2.15  % 
% 4.34/2.15  
% 4.34/2.15  % ------ Proving...
% 4.34/2.15  % 
% 4.34/2.15  
% 4.34/2.15  % SZS status Unsatisfiable for theBenchmark.p
% 4.34/2.15  
% 4.34/2.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 4.34/2.15  
% 4.34/2.15  
%------------------------------------------------------------------------------