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Drodi---4.1.1.UNS-CRf.s

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%------------------------------------------------------------------------------
% File     : Drodi---4.1.1
% Problem  : SYO689-1 : TPTP v9.3.1. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p

% Computer : n026.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 : Thu Sep 24 03:43:10 PM UTC 2026

% Result   : Unsatisfiable 0.25s 0.71s
% Output   : CNFRefutation 0.25s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   17
%            Number of leaves      :   22
% Syntax   : Number of formulae    :   96 (  11 unt;   0 def)
%            Number of atoms       :  513 (   0 equ)
%            Maximal formula atoms :   17 (   5 avg)
%            Number of connectives :  823 ( 406   ~; 417   |;   0   &)
%                                         (   0 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   25 (   9 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    4 (   3 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-1 aty)
%            Number of variables   :  277 ( 277   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [E,A_1] :
      ( iLEQ(suc(A_1),suc(A_1))
      | ~ 'E'(s(s(s(s('0')))),f(suc(A_1)))
      | ~ 'E'(s(s(s(s('0')))),f(A_1)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [E,A_3] :
      ( iLEQ(suc(A_3),suc(A_3))
      | ~ 'E'(s(s('0')),f(suc(A_3)))
      | ~ 'E'(s(s('0')),f(A_3)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f3,axiom,
    ! [E,B_1137,B_1140,B_1139,B_1138,B_1141,A_4] :
      ( ~ 'E'(s('0'),f(B_1138))
      | ~ 'E'(s('0'),f(A_4))
      | ~ 'E'(s('0'),f(B_1139))
      | ~ 'E'(s('0'),f(suc(B_1141)))
      | ~ 'E'(s('0'),f(suc(A_4)))
      | ~ iLEQ(suc(B_1140),suc(B_1141))
      | ~ 'E'(s('0'),f(suc(B_1140)))
      | ~ iLEQ(suc(B_1139),suc(B_1140))
      | ~ iLEQ(suc(A_4),suc(B_1137))
      | ~ iLEQ(suc(B_1137),suc(B_1138))
      | ~ 'E'(s('0'),f(suc(B_1138)))
      | ~ 'E'(s('0'),f(B_1137))
      | ~ 'E'(s('0'),f(B_1141))
      | ~ iLEQ(suc(B_1138),suc(B_1139))
      | ~ 'E'(s('0'),f(suc(B_1139)))
      | ~ 'E'(s('0'),f(B_1140))
      | ~ 'E'(s('0'),f(suc(B_1137))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f4,axiom,
    ! [LE,A] : 'LE'(f(A),s(s(s(s(s('0')))))),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f5,axiom,
    ! [LE,B_1136,E] :
      ( 'LE'(f(B_1136),s('0'))
      | 'E'(s('0'),f(B_1136))
      | ~ 'LE'(f(B_1136),s(s('0'))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f6,axiom,
    ! [LE,B_1066,E] :
      ( 'LE'(f(B_1066),s(s('0')))
      | 'E'(s(s('0')),f(suc(B_1066)))
      | ~ 'LE'(f(suc(B_1066)),s(s(s('0')))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [E,B_907,A_2,B_911,B_910,B_909,B_908] :
      ( ~ 'E'(s(s(s('0'))),f(suc(B_909)))
      | ~ iLEQ(suc(B_907),suc(B_908))
      | ~ iLEQ(suc(B_910),suc(B_911))
      | ~ 'E'(s(s(s('0'))),f(suc(B_907)))
      | ~ 'E'(s(s(s('0'))),f(suc(B_911)))
      | ~ 'E'(s(s(s('0'))),f(B_909))
      | ~ 'E'(s(s(s('0'))),f(suc(B_908)))
      | ~ iLEQ(suc(B_908),suc(B_909))
      | ~ iLEQ(suc(A_2),suc(B_907))
      | ~ 'E'(s(s(s('0'))),f(B_908))
      | ~ 'E'(s(s(s('0'))),f(suc(B_910)))
      | ~ 'E'(s(s(s('0'))),f(A_2))
      | ~ iLEQ(suc(B_909),suc(B_910))
      | ~ 'E'(s(s(s('0'))),f(B_910))
      | ~ 'E'(s(s(s('0'))),f(B_911))
      | ~ 'E'(s(s(s('0'))),f(suc(A_2)))
      | ~ 'E'(s(s(s('0'))),f(B_907)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f8,axiom,
    ! [LE,B_1161,E] :
      ( 'LE'(f(B_1161),'0')
      | 'E'('0',f(B_1161))
      | ~ 'LE'(f(B_1161),s('0')) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f9,axiom,
    ! [LE,B_1066,E] :
      ( 'LE'(f(B_1066),s(s('0')))
      | 'E'(s(s('0')),f(B_1066))
      | ~ 'LE'(f(B_1066),s(s(s('0')))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f10,axiom,
    ! [E,A_5] :
      ( iLEQ(suc(A_5),suc(A_5))
      | ~ 'E'('0',f(suc(A_5)))
      | ~ 'E'('0',f(A_5)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f11,axiom,
    ! [LE] : ~ 'LE'(f(z),'0'),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f12,axiom,
    ! [LE,B_906,E] :
      ( 'LE'(f(B_906),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(B_906))
      | ~ 'LE'(f(B_906),s(s(s(s('0'))))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f13,axiom,
    ! [E,B_1165,B_1162,B_1163,A_5,B_1164,B_1166] :
      ( ~ 'E'('0',f(B_1163))
      | ~ iLEQ(suc(B_1164),suc(B_1165))
      | ~ 'E'('0',f(suc(B_1162)))
      | ~ 'E'('0',f(suc(B_1164)))
      | ~ 'E'('0',f(suc(B_1165)))
      | ~ iLEQ(suc(B_1163),suc(B_1164))
      | ~ iLEQ(suc(B_1165),suc(B_1166))
      | ~ 'E'('0',f(B_1166))
      | ~ 'E'('0',f(suc(B_1166)))
      | ~ 'E'('0',f(suc(A_5)))
      | ~ 'E'('0',f(B_1164))
      | ~ 'E'('0',f(B_1162))
      | ~ 'E'('0',f(A_5))
      | ~ iLEQ(suc(A_5),suc(B_1162))
      | ~ 'E'('0',f(suc(B_1163)))
      | ~ iLEQ(suc(B_1162),suc(B_1163))
      | ~ 'E'('0',f(B_1165)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f14,axiom,
    ! [E,B_588,B_586,B_587,B_589,B_590,A_1] :
      ( ~ 'E'(s(s(s(s('0')))),f(B_587))
      | ~ 'E'(s(s(s(s('0')))),f(suc(B_589)))
      | ~ 'E'(s(s(s(s('0')))),f(A_1))
      | ~ 'E'(s(s(s(s('0')))),f(suc(B_586)))
      | ~ iLEQ(suc(A_1),suc(B_586))
      | ~ 'E'(s(s(s(s('0')))),f(suc(A_1)))
      | ~ 'E'(s(s(s(s('0')))),f(suc(B_590)))
      | ~ iLEQ(suc(B_589),suc(B_590))
      | ~ 'E'(s(s(s(s('0')))),f(B_586))
      | ~ iLEQ(suc(B_587),suc(B_588))
      | ~ 'E'(s(s(s(s('0')))),f(B_590))
      | ~ 'E'(s(s(s(s('0')))),f(B_589))
      | ~ 'E'(s(s(s(s('0')))),f(suc(B_587)))
      | ~ iLEQ(suc(B_588),suc(B_589))
      | ~ iLEQ(suc(B_586),suc(B_587))
      | ~ 'E'(s(s(s(s('0')))),f(suc(B_588)))
      | ~ 'E'(s(s(s(s('0')))),f(B_588)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f15,axiom,
    ! [E,A_4] :
      ( iLEQ(suc(A_4),suc(A_4))
      | ~ 'E'(s('0'),f(suc(A_4)))
      | ~ 'E'(s('0'),f(A_4)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f16,axiom,
    ! [LE,B_906,E] :
      ( 'LE'(f(B_906),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(suc(B_906)))
      | ~ 'LE'(f(suc(B_906)),s(s(s(s('0'))))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f17,axiom,
    ! [LE,B_585,E] :
      ( 'LE'(f(B_585),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(B_585))
      | ~ 'LE'(f(B_585),s(s(s(s(s('0')))))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f18,axiom,
    ! [E,A_2] :
      ( iLEQ(suc(A_2),suc(A_2))
      | ~ 'E'(s(s(s('0'))),f(suc(A_2)))
      | ~ 'E'(s(s(s('0'))),f(A_2)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f19,axiom,
    ! [LE,B_1136,E] :
      ( 'LE'(f(B_1136),s('0'))
      | 'E'(s('0'),f(suc(B_1136)))
      | ~ 'LE'(f(suc(B_1136)),s(s('0'))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f20,axiom,
    ! [LE,B_585,E] :
      ( 'LE'(f(B_585),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(suc(B_585)))
      | ~ 'LE'(f(suc(B_585)),s(s(s(s(s('0')))))) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f21,axiom,
    ! [E,B_1069,B_1067,B_1070,B_1068,A_3,B_1071] :
      ( ~ iLEQ(suc(B_1070),suc(B_1071))
      | ~ 'E'(s(s('0')),f(A_3))
      | ~ 'E'(s(s('0')),f(suc(B_1070)))
      | ~ 'E'(s(s('0')),f(suc(B_1071)))
      | ~ iLEQ(suc(B_1069),suc(B_1070))
      | ~ 'E'(s(s('0')),f(suc(B_1069)))
      | ~ iLEQ(suc(A_3),suc(B_1067))
      | ~ 'E'(s(s('0')),f(B_1071))
      | ~ iLEQ(suc(B_1068),suc(B_1069))
      | ~ 'E'(s(s('0')),f(B_1067))
      | ~ 'E'(s(s('0')),f(suc(A_3)))
      | ~ iLEQ(suc(B_1067),suc(B_1068))
      | ~ 'E'(s(s('0')),f(suc(B_1068)))
      | ~ 'E'(s(s('0')),f(B_1068))
      | ~ 'E'(s(s('0')),f(B_1070))
      | ~ 'E'(s(s('0')),f(suc(B_1067)))
      | ~ 'E'(s(s('0')),f(B_1069)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f22,axiom,
    ! [LE,B_1161,E] :
      ( 'LE'(f(B_1161),'0')
      | 'E'('0',f(suc(B_1161)))
      | ~ 'LE'(f(suc(B_1161)),s('0')) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f23,plain,
    ! [A_1] :
      ( iLEQ(suc(A_1),suc(A_1))
      | ~ 'E'(s(s(s(s('0')))),f(suc(A_1)))
      | ~ 'E'(s(s(s(s('0')))),f(A_1)) ),
    inference(miniscoping,[status(thm)],[f1]) ).

fof(f24,plain,
    ! [E,X0] :
      ( iLEQ(suc(X0),suc(X0))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f23]) ).

fof(f25,plain,
    ! [A_3] :
      ( iLEQ(suc(A_3),suc(A_3))
      | ~ 'E'(s(s('0')),f(suc(A_3)))
      | ~ 'E'(s(s('0')),f(A_3)) ),
    inference(miniscoping,[status(thm)],[f2]) ).

fof(f26,plain,
    ! [E,X0] :
      ( iLEQ(suc(X0),suc(X0))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f25]) ).

fof(f27,plain,
    ! [B_1138] :
      ( ~ 'E'(s('0'),f(B_1138))
      | ! [A_4] :
          ( ~ 'E'(s('0'),f(A_4))
          | ! [B_1139] :
              ( ~ 'E'(s('0'),f(B_1139))
              | ! [B_1141] :
                  ( ~ 'E'(s('0'),f(suc(B_1141)))
                  | ~ 'E'(s('0'),f(suc(A_4)))
                  | ! [B_1140] :
                      ( ~ iLEQ(suc(B_1140),suc(B_1141))
                      | ~ 'E'(s('0'),f(suc(B_1140)))
                      | ~ iLEQ(suc(B_1139),suc(B_1140))
                      | ! [B_1137] :
                          ( ~ iLEQ(suc(A_4),suc(B_1137))
                          | ~ iLEQ(suc(B_1137),suc(B_1138))
                          | ~ 'E'(s('0'),f(suc(B_1138)))
                          | ~ 'E'(s('0'),f(B_1137))
                          | ~ 'E'(s('0'),f(B_1141))
                          | ~ iLEQ(suc(B_1138),suc(B_1139))
                          | ~ 'E'(s('0'),f(suc(B_1139)))
                          | ~ 'E'(s('0'),f(B_1140))
                          | ~ 'E'(s('0'),f(suc(B_1137))) ) ) ) ) ) ),
    inference(miniscoping,[status(thm)],[f3]) ).

fof(f28,plain,
    ! [E,X0,X1,X2,X3,X4,X5] :
      ( ~ 'E'(s('0'),f(X3))
      | ~ 'E'(s('0'),f(X5))
      | ~ 'E'(s('0'),f(X2))
      | ~ 'E'(s('0'),f(suc(X4)))
      | ~ 'E'(s('0'),f(suc(X5)))
      | ~ iLEQ(suc(X1),suc(X4))
      | ~ 'E'(s('0'),f(suc(X1)))
      | ~ iLEQ(suc(X2),suc(X1))
      | ~ iLEQ(suc(X5),suc(X0))
      | ~ iLEQ(suc(X0),suc(X3))
      | ~ 'E'(s('0'),f(suc(X3)))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(X4))
      | ~ iLEQ(suc(X3),suc(X2))
      | ~ 'E'(s('0'),f(suc(X2)))
      | ~ 'E'(s('0'),f(X1))
      | ~ 'E'(s('0'),f(suc(X0))) ),
    inference(cnf_transformation,[status(thm)],[f27]) ).

fof(f29,plain,
    ! [A] : 'LE'(f(A),s(s(s(s(s('0')))))),
    inference(miniscoping,[status(thm)],[f4]) ).

fof(f30,plain,
    ! [LE,X0] : 'LE'(f(X0),s(s(s(s(s('0')))))),
    inference(cnf_transformation,[status(thm)],[f29]) ).

fof(f31,plain,
    ! [B_1136] :
      ( 'LE'(f(B_1136),s('0'))
      | 'E'(s('0'),f(B_1136))
      | ~ 'LE'(f(B_1136),s(s('0'))) ),
    inference(miniscoping,[status(thm)],[f5]) ).

fof(f32,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s('0'))
      | 'E'(s('0'),f(X0))
      | ~ 'LE'(f(X0),s(s('0'))) ),
    inference(cnf_transformation,[status(thm)],[f31]) ).

fof(f33,plain,
    ! [B_1066] :
      ( 'LE'(f(B_1066),s(s('0')))
      | 'E'(s(s('0')),f(suc(B_1066)))
      | ~ 'LE'(f(suc(B_1066)),s(s(s('0')))) ),
    inference(miniscoping,[status(thm)],[f6]) ).

fof(f34,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s('0')))
      | 'E'(s(s('0')),f(suc(X0)))
      | ~ 'LE'(f(suc(X0)),s(s(s('0')))) ),
    inference(cnf_transformation,[status(thm)],[f33]) ).

fof(f35,plain,
    ! [B_909] :
      ( ~ 'E'(s(s(s('0'))),f(suc(B_909)))
      | ! [B_907,B_908] :
          ( ~ iLEQ(suc(B_907),suc(B_908))
          | ! [B_911,B_910] :
              ( ~ iLEQ(suc(B_910),suc(B_911))
              | ~ 'E'(s(s(s('0'))),f(suc(B_907)))
              | ~ 'E'(s(s(s('0'))),f(suc(B_911)))
              | ~ 'E'(s(s(s('0'))),f(B_909))
              | ~ 'E'(s(s(s('0'))),f(suc(B_908)))
              | ~ iLEQ(suc(B_908),suc(B_909))
              | ! [A_2] :
                  ( ~ iLEQ(suc(A_2),suc(B_907))
                  | ~ 'E'(s(s(s('0'))),f(B_908))
                  | ~ 'E'(s(s(s('0'))),f(suc(B_910)))
                  | ~ 'E'(s(s(s('0'))),f(A_2))
                  | ~ iLEQ(suc(B_909),suc(B_910))
                  | ~ 'E'(s(s(s('0'))),f(B_910))
                  | ~ 'E'(s(s(s('0'))),f(B_911))
                  | ~ 'E'(s(s(s('0'))),f(suc(A_2)))
                  | ~ 'E'(s(s(s('0'))),f(B_907)) ) ) ) ),
    inference(miniscoping,[status(thm)],[f7]) ).

fof(f36,plain,
    ! [E,X0,X1,X2,X3,X4,X5] :
      ( ~ 'E'(s(s(s('0'))),f(suc(X4)))
      | ~ iLEQ(suc(X0),suc(X5))
      | ~ iLEQ(suc(X3),suc(X2))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(suc(X2)))
      | ~ 'E'(s(s(s('0'))),f(X4))
      | ~ 'E'(s(s(s('0'))),f(suc(X5)))
      | ~ iLEQ(suc(X5),suc(X4))
      | ~ iLEQ(suc(X1),suc(X0))
      | ~ 'E'(s(s(s('0'))),f(X5))
      | ~ 'E'(s(s(s('0'))),f(suc(X3)))
      | ~ 'E'(s(s(s('0'))),f(X1))
      | ~ iLEQ(suc(X4),suc(X3))
      | ~ 'E'(s(s(s('0'))),f(X3))
      | ~ 'E'(s(s(s('0'))),f(X2))
      | ~ 'E'(s(s(s('0'))),f(suc(X1)))
      | ~ 'E'(s(s(s('0'))),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f35]) ).

fof(f37,plain,
    ! [B_1161] :
      ( 'LE'(f(B_1161),'0')
      | 'E'('0',f(B_1161))
      | ~ 'LE'(f(B_1161),s('0')) ),
    inference(miniscoping,[status(thm)],[f8]) ).

fof(f38,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),'0')
      | 'E'('0',f(X0))
      | ~ 'LE'(f(X0),s('0')) ),
    inference(cnf_transformation,[status(thm)],[f37]) ).

fof(f39,plain,
    ! [B_1066] :
      ( 'LE'(f(B_1066),s(s('0')))
      | 'E'(s(s('0')),f(B_1066))
      | ~ 'LE'(f(B_1066),s(s(s('0')))) ),
    inference(miniscoping,[status(thm)],[f9]) ).

fof(f40,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s('0')))
      | 'E'(s(s('0')),f(X0))
      | ~ 'LE'(f(X0),s(s(s('0')))) ),
    inference(cnf_transformation,[status(thm)],[f39]) ).

fof(f41,plain,
    ! [A_5] :
      ( iLEQ(suc(A_5),suc(A_5))
      | ~ 'E'('0',f(suc(A_5)))
      | ~ 'E'('0',f(A_5)) ),
    inference(miniscoping,[status(thm)],[f10]) ).

fof(f42,plain,
    ! [E,X0] :
      ( iLEQ(suc(X0),suc(X0))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f41]) ).

fof(f43,plain,
    ! [LE] : ~ 'LE'(f(z),'0'),
    inference(cnf_transformation,[status(thm)],[f11]) ).

fof(f44,plain,
    ! [B_906] :
      ( 'LE'(f(B_906),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(B_906))
      | ~ 'LE'(f(B_906),s(s(s(s('0'))))) ),
    inference(miniscoping,[status(thm)],[f12]) ).

fof(f45,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(X0))
      | ~ 'LE'(f(X0),s(s(s(s('0'))))) ),
    inference(cnf_transformation,[status(thm)],[f44]) ).

fof(f46,plain,
    ! [B_1163] :
      ( ~ 'E'('0',f(B_1163))
      | ! [B_1165,B_1164] :
          ( ~ iLEQ(suc(B_1164),suc(B_1165))
          | ! [B_1162] :
              ( ~ 'E'('0',f(suc(B_1162)))
              | ~ 'E'('0',f(suc(B_1164)))
              | ~ 'E'('0',f(suc(B_1165)))
              | ~ iLEQ(suc(B_1163),suc(B_1164))
              | ! [B_1166] :
                  ( ~ iLEQ(suc(B_1165),suc(B_1166))
                  | ~ 'E'('0',f(B_1166))
                  | ~ 'E'('0',f(suc(B_1166)))
                  | ! [A_5] :
                      ( ~ 'E'('0',f(suc(A_5)))
                      | ~ 'E'('0',f(B_1164))
                      | ~ 'E'('0',f(B_1162))
                      | ~ 'E'('0',f(A_5))
                      | ~ iLEQ(suc(A_5),suc(B_1162))
                      | ~ 'E'('0',f(suc(B_1163)))
                      | ~ iLEQ(suc(B_1162),suc(B_1163))
                      | ~ 'E'('0',f(B_1165)) ) ) ) ) ),
    inference(miniscoping,[status(thm)],[f13]) ).

fof(f47,plain,
    ! [E,X0,X1,X2,X3,X4,X5] :
      ( ~ 'E'('0',f(X2))
      | ~ iLEQ(suc(X4),suc(X0))
      | ~ 'E'('0',f(suc(X1)))
      | ~ 'E'('0',f(suc(X4)))
      | ~ 'E'('0',f(suc(X0)))
      | ~ iLEQ(suc(X2),suc(X4))
      | ~ iLEQ(suc(X0),suc(X5))
      | ~ 'E'('0',f(X5))
      | ~ 'E'('0',f(suc(X5)))
      | ~ 'E'('0',f(suc(X3)))
      | ~ 'E'('0',f(X4))
      | ~ 'E'('0',f(X1))
      | ~ 'E'('0',f(X3))
      | ~ iLEQ(suc(X3),suc(X1))
      | ~ 'E'('0',f(suc(X2)))
      | ~ iLEQ(suc(X1),suc(X2))
      | ~ 'E'('0',f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f46]) ).

fof(f48,plain,
    ! [B_587] :
      ( ~ 'E'(s(s(s(s('0')))),f(B_587))
      | ! [B_589] :
          ( ~ 'E'(s(s(s(s('0')))),f(suc(B_589)))
          | ! [A_1] :
              ( ~ 'E'(s(s(s(s('0')))),f(A_1))
              | ! [B_586] :
                  ( ~ 'E'(s(s(s(s('0')))),f(suc(B_586)))
                  | ~ iLEQ(suc(A_1),suc(B_586))
                  | ~ 'E'(s(s(s(s('0')))),f(suc(A_1)))
                  | ! [B_590] :
                      ( ~ 'E'(s(s(s(s('0')))),f(suc(B_590)))
                      | ~ iLEQ(suc(B_589),suc(B_590))
                      | ~ 'E'(s(s(s(s('0')))),f(B_586))
                      | ! [B_588] :
                          ( ~ iLEQ(suc(B_587),suc(B_588))
                          | ~ 'E'(s(s(s(s('0')))),f(B_590))
                          | ~ 'E'(s(s(s(s('0')))),f(B_589))
                          | ~ 'E'(s(s(s(s('0')))),f(suc(B_587)))
                          | ~ iLEQ(suc(B_588),suc(B_589))
                          | ~ iLEQ(suc(B_586),suc(B_587))
                          | ~ 'E'(s(s(s(s('0')))),f(suc(B_588)))
                          | ~ 'E'(s(s(s(s('0')))),f(B_588)) ) ) ) ) ) ),
    inference(miniscoping,[status(thm)],[f14]) ).

fof(f49,plain,
    ! [E,X0,X1,X2,X3,X4,X5] :
      ( ~ 'E'(s(s(s(s('0')))),f(X2))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X3)))
      | ~ 'E'(s(s(s(s('0')))),f(X5))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X1)))
      | ~ iLEQ(suc(X5),suc(X1))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X5)))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X4)))
      | ~ iLEQ(suc(X3),suc(X4))
      | ~ 'E'(s(s(s(s('0')))),f(X1))
      | ~ iLEQ(suc(X2),suc(X0))
      | ~ 'E'(s(s(s(s('0')))),f(X4))
      | ~ 'E'(s(s(s(s('0')))),f(X3))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X2)))
      | ~ iLEQ(suc(X0),suc(X3))
      | ~ iLEQ(suc(X1),suc(X2))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f48]) ).

fof(f50,plain,
    ! [A_4] :
      ( iLEQ(suc(A_4),suc(A_4))
      | ~ 'E'(s('0'),f(suc(A_4)))
      | ~ 'E'(s('0'),f(A_4)) ),
    inference(miniscoping,[status(thm)],[f15]) ).

fof(f51,plain,
    ! [E,X0] :
      ( iLEQ(suc(X0),suc(X0))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f50]) ).

fof(f52,plain,
    ! [B_906] :
      ( 'LE'(f(B_906),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(suc(B_906)))
      | ~ 'LE'(f(suc(B_906)),s(s(s(s('0'))))) ),
    inference(miniscoping,[status(thm)],[f16]) ).

fof(f53,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'LE'(f(suc(X0)),s(s(s(s('0'))))) ),
    inference(cnf_transformation,[status(thm)],[f52]) ).

fof(f54,plain,
    ! [B_585] :
      ( 'LE'(f(B_585),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(B_585))
      | ~ 'LE'(f(B_585),s(s(s(s(s('0')))))) ),
    inference(miniscoping,[status(thm)],[f17]) ).

fof(f55,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'LE'(f(X0),s(s(s(s(s('0')))))) ),
    inference(cnf_transformation,[status(thm)],[f54]) ).

fof(f56,plain,
    ! [A_2] :
      ( iLEQ(suc(A_2),suc(A_2))
      | ~ 'E'(s(s(s('0'))),f(suc(A_2)))
      | ~ 'E'(s(s(s('0'))),f(A_2)) ),
    inference(miniscoping,[status(thm)],[f18]) ).

fof(f57,plain,
    ! [E,X0] :
      ( iLEQ(suc(X0),suc(X0))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f56]) ).

fof(f58,plain,
    ! [B_1136] :
      ( 'LE'(f(B_1136),s('0'))
      | 'E'(s('0'),f(suc(B_1136)))
      | ~ 'LE'(f(suc(B_1136)),s(s('0'))) ),
    inference(miniscoping,[status(thm)],[f19]) ).

fof(f59,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s('0'))
      | 'E'(s('0'),f(suc(X0)))
      | ~ 'LE'(f(suc(X0)),s(s('0'))) ),
    inference(cnf_transformation,[status(thm)],[f58]) ).

fof(f60,plain,
    ! [B_585] :
      ( 'LE'(f(B_585),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(suc(B_585)))
      | ~ 'LE'(f(suc(B_585)),s(s(s(s(s('0')))))) ),
    inference(miniscoping,[status(thm)],[f20]) ).

fof(f61,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'LE'(f(suc(X0)),s(s(s(s(s('0')))))) ),
    inference(cnf_transformation,[status(thm)],[f60]) ).

fof(f62,plain,
    ! [B_1070,B_1071] :
      ( ~ iLEQ(suc(B_1070),suc(B_1071))
      | ! [A_3] :
          ( ~ 'E'(s(s('0')),f(A_3))
          | ~ 'E'(s(s('0')),f(suc(B_1070)))
          | ~ 'E'(s(s('0')),f(suc(B_1071)))
          | ! [B_1069] :
              ( ~ iLEQ(suc(B_1069),suc(B_1070))
              | ~ 'E'(s(s('0')),f(suc(B_1069)))
              | ! [B_1067] :
                  ( ~ iLEQ(suc(A_3),suc(B_1067))
                  | ~ 'E'(s(s('0')),f(B_1071))
                  | ! [B_1068] :
                      ( ~ iLEQ(suc(B_1068),suc(B_1069))
                      | ~ 'E'(s(s('0')),f(B_1067))
                      | ~ 'E'(s(s('0')),f(suc(A_3)))
                      | ~ iLEQ(suc(B_1067),suc(B_1068))
                      | ~ 'E'(s(s('0')),f(suc(B_1068)))
                      | ~ 'E'(s(s('0')),f(B_1068))
                      | ~ 'E'(s(s('0')),f(B_1070))
                      | ~ 'E'(s(s('0')),f(suc(B_1067)))
                      | ~ 'E'(s(s('0')),f(B_1069)) ) ) ) ) ),
    inference(miniscoping,[status(thm)],[f21]) ).

fof(f63,plain,
    ! [E,X0,X1,X2,X3,X4,X5] :
      ( ~ iLEQ(suc(X2),suc(X5))
      | ~ 'E'(s(s('0')),f(X4))
      | ~ 'E'(s(s('0')),f(suc(X2)))
      | ~ 'E'(s(s('0')),f(suc(X5)))
      | ~ iLEQ(suc(X0),suc(X2))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ iLEQ(suc(X4),suc(X1))
      | ~ 'E'(s(s('0')),f(X5))
      | ~ iLEQ(suc(X3),suc(X0))
      | ~ 'E'(s(s('0')),f(X1))
      | ~ 'E'(s(s('0')),f(suc(X4)))
      | ~ iLEQ(suc(X1),suc(X3))
      | ~ 'E'(s(s('0')),f(suc(X3)))
      | ~ 'E'(s(s('0')),f(X3))
      | ~ 'E'(s(s('0')),f(X2))
      | ~ 'E'(s(s('0')),f(suc(X1)))
      | ~ 'E'(s(s('0')),f(X0)) ),
    inference(cnf_transformation,[status(thm)],[f62]) ).

fof(f64,plain,
    ! [B_1161] :
      ( 'LE'(f(B_1161),'0')
      | 'E'('0',f(suc(B_1161)))
      | ~ 'LE'(f(suc(B_1161)),s('0')) ),
    inference(miniscoping,[status(thm)],[f22]) ).

fof(f65,plain,
    ! [LE,X0,E] :
      ( 'LE'(f(X0),'0')
      | 'E'('0',f(suc(X0)))
      | ~ 'LE'(f(suc(X0)),s('0')) ),
    inference(cnf_transformation,[status(thm)],[f64]) ).

fof(f72,plain,
    ! [E,X0] :
      ( ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(suc(X0)))
      | ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(suc(X0))) ),
    inference(resolution,[status(thm)],[f28,f51]) ).

fof(f118,plain,
    ! [E,X0] :
      ( ~ 'E'(s('0'),f(X0))
      | ~ 'E'(s('0'),f(suc(X0))) ),
    inference(duplicate_literals_removal,[status(thm)],[f72]) ).

fof(f162,plain,
    ! [LE,X0,E] :
      ( ~ 'E'(s('0'),f(X0))
      | 'LE'(f(X0),s('0'))
      | ~ 'LE'(f(suc(X0)),s(s('0'))) ),
    inference(resolution,[status(thm)],[f59,f118]) ).

fof(f163,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(X0))
      | ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0)) ),
    inference(resolution,[status(thm)],[f36,f57]) ).

fof(f200,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s(s('0'))),f(suc(X0)))
      | ~ 'E'(s(s(s('0'))),f(X0)) ),
    inference(duplicate_literals_removal,[status(thm)],[f163]) ).

fof(f251,plain,
    ! [E,X0] :
      ( ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(X0))
      | ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0)) ),
    inference(resolution,[status(thm)],[f47,f42]) ).

fof(f301,plain,
    ! [E,X0] :
      ( ~ 'E'('0',f(suc(X0)))
      | ~ 'E'('0',f(X0)) ),
    inference(duplicate_literals_removal,[status(thm)],[f251]) ).

fof(f339,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),'0')
      | ~ 'LE'(f(suc(X0)),s('0'))
      | ~ 'E'('0',f(X0)) ),
    inference(resolution,[status(thm)],[f301,f65]) ).

fof(f344,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(X0))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0)) ),
    inference(resolution,[status(thm)],[f49,f24]) ).

fof(f363,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s(s(s('0')))),f(suc(X0)))
      | ~ 'E'(s(s(s(s('0')))),f(X0)) ),
    inference(duplicate_literals_removal,[status(thm)],[f344]) ).

fof(f388,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(X0)) ),
    inference(forward_subsumption_resolution,[status(thm)],[f55,f30]) ).

fof(f390,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s(s(s('0')))))
      | 'E'(s(s(s(s('0')))),f(suc(X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[f61,f30]) ).

fof(f391,plain,
    ! [LE,X0,E] :
      ( ~ 'E'(s(s(s(s('0')))),f(X0))
      | 'LE'(f(X0),s(s(s(s('0'))))) ),
    inference(resolution,[status(thm)],[f390,f363]) ).

fof(f392,plain,
    ! [LE,X0] : 'LE'(f(X0),s(s(s(s('0'))))),
    inference(forward_subsumption_resolution,[status(thm)],[f391,f388]) ).

fof(f393,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(suc(X0))) ),
    inference(backward_subsumption_resolution,[status(thm)],[f53,f392]) ).

fof(f394,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s(s('0'))))
      | 'E'(s(s(s('0'))),f(X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f45,f392]) ).

fof(f396,plain,
    ! [LE,X0,E] :
      ( ~ 'E'(s(s(s('0'))),f(X0))
      | 'LE'(f(X0),s(s(s('0')))) ),
    inference(resolution,[status(thm)],[f393,f200]) ).

fof(f397,plain,
    ! [LE,X0] : 'LE'(f(X0),s(s(s('0')))),
    inference(forward_subsumption_resolution,[status(thm)],[f396,f394]) ).

fof(f398,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s('0')))
      | 'E'(s(s('0')),f(suc(X0))) ),
    inference(backward_subsumption_resolution,[status(thm)],[f34,f397]) ).

fof(f399,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s('0')))
      | 'E'(s(s('0')),f(X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f40,f397]) ).

fof(f400,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(X0))
      | ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0)) ),
    inference(resolution,[status(thm)],[f63,f26]) ).

fof(f410,plain,
    ! [E,X0] :
      ( ~ 'E'(s(s('0')),f(suc(X0)))
      | ~ 'E'(s(s('0')),f(X0)) ),
    inference(duplicate_literals_removal,[status(thm)],[f400]) ).

fof(f472,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s(s('0')))
      | ~ 'E'(s(s('0')),f(X0)) ),
    inference(resolution,[status(thm)],[f410,f398]) ).

fof(f474,plain,
    ! [LE,X0] : 'LE'(f(X0),s(s('0'))),
    inference(forward_subsumption_resolution,[status(thm)],[f472,f399]) ).

fof(f476,plain,
    ! [LE,X0,E] :
      ( ~ 'E'(s('0'),f(X0))
      | 'LE'(f(X0),s('0')) ),
    inference(backward_subsumption_resolution,[status(thm)],[f162,f474]) ).

fof(f478,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),s('0'))
      | 'E'(s('0'),f(X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f32,f474]) ).

fof(f483,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),'0')
      | ~ 'E'('0',f(X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f339,f487]) ).

fof(f485,plain,
    ! [E,X0,LE] :
      ( 'LE'(f(X0),'0')
      | 'E'('0',f(X0)) ),
    inference(backward_subsumption_resolution,[status(thm)],[f38,f487]) ).

fof(f487,plain,
    ! [LE,X0] : 'LE'(f(X0),s('0')),
    inference(forward_subsumption_resolution,[status(thm)],[f478,f476]) ).

fof(f490,plain,
    ! [LE,X0] : 'LE'(f(X0),'0'),
    inference(forward_subsumption_resolution,[status(thm)],[f485,f483]) ).

fof(f491,plain,
    $false,
    inference(backward_subsumption_resolution,[status(thm)],[f43,f490]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : SYO689-1 : TPTP v9.3.1. Released v7.3.0.
% 0.00/0.07  % Command  : drodi -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.22/0.48  % Computer : n026.cluster.edu
% 0.22/0.48  % Model    : x86_64 x86_64
% 0.22/0.48  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.22/0.48  % Memory   : 8046.5625MB
% 0.22/0.48  % OS       : Linux 6.8.0-71-generic
% 0.22/0.48  % CPULimit : 300
% 0.22/0.48  % WCLimit  : 300
% 0.22/0.48  % DateTime : Mon Sep 21 12:11:38 UTC 2026
% 0.22/0.48  % CPUTime  : 
% 0.22/0.49  % Drodi V4.1.1
% 0.25/0.71  % Refutation found
% 0.25/0.71  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.25/0.71  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.25/0.75  % Elapsed time: 0.260116 seconds
% 0.25/0.75  % CPU time: 1.436883 seconds
% 0.25/0.75  % Total memory used: 15.707 MB
% 0.25/0.75  % Net memory used: 14.502 MB
%------------------------------------------------------------------------------