TSTP Solution File: SEV521+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEV521+1 : TPTP v8.1.2. Released v7.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n018.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Thu Aug 31 19:31:10 EDT 2023

% Result   : Theorem 3.36s 1.12s
% Output   : CNFRefutation 3.36s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :   13
% Syntax   : Number of formulae    :  109 (  12 unt;   0 def)
%            Number of atoms       :  377 (  71 equ)
%            Maximal formula atoms :   11 (   3 avg)
%            Number of connectives :  427 ( 159   ~; 163   |;  76   &)
%                                         (   6 <=>;  23  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   2 con; 0-2 aty)
%            Number of variables   :  187 (   0 sgn;  93   !;  41   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X0)
         => member(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',subset) ).

fof(f8,axiom,
    ! [X2,X0] :
      ( member(X2,singleton(X0))
    <=> X0 = X2 ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',singleton) ).

fof(f13,axiom,
    ! [X0,X3] :
      ( partition(X0,X3)
    <=> ( ! [X2,X4] :
            ( ( member(X4,X0)
              & member(X2,X0) )
           => ( ? [X5] :
                  ( member(X5,X4)
                  & member(X5,X2) )
             => X2 = X4 ) )
        & ! [X2] :
            ( member(X2,X3)
           => ? [X4] :
                ( member(X2,X4)
                & member(X4,X0) ) )
        & ! [X2] :
            ( member(X2,X0)
           => subset(X2,X3) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',partition) ).

fof(f20,conjecture,
    ! [X3] :
      ( empty_set != X3
     => partition(singleton(X3),X3) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',set_partitions_itself) ).

fof(f21,negated_conjecture,
    ~ ! [X3] :
        ( empty_set != X3
       => partition(singleton(X3),X3) ),
    inference(negated_conjecture,[],[f20]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( member(X0,singleton(X1))
    <=> X0 = X1 ),
    inference(rectify,[],[f8]) ).

fof(f31,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
    <=> ( ! [X2,X3] :
            ( ( member(X3,X0)
              & member(X2,X0) )
           => ( ? [X4] :
                  ( member(X4,X3)
                  & member(X4,X2) )
             => X2 = X3 ) )
        & ! [X5] :
            ( member(X5,X1)
           => ? [X6] :
                ( member(X5,X6)
                & member(X6,X0) ) )
        & ! [X7] :
            ( member(X7,X0)
           => subset(X7,X1) ) ) ),
    inference(rectify,[],[f13]) ).

fof(f38,plain,
    ~ ! [X0] :
        ( empty_set != X0
       => partition(singleton(X0),X0) ),
    inference(rectify,[],[f21]) ).

fof(f39,plain,
    ! [X0,X1] :
      ( ( ! [X2,X3] :
            ( ( member(X3,X0)
              & member(X2,X0) )
           => ( ? [X4] :
                  ( member(X4,X3)
                  & member(X4,X2) )
             => X2 = X3 ) )
        & ! [X5] :
            ( member(X5,X1)
           => ? [X6] :
                ( member(X5,X6)
                & member(X6,X0) ) )
        & ! [X7] :
            ( member(X7,X0)
           => subset(X7,X1) ) )
     => partition(X0,X1) ),
    inference(unused_predicate_definition_removal,[],[f31]) ).

fof(f40,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( member(X2,X1)
          | ~ member(X2,X0) ) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f42,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | ? [X2,X3] :
          ( X2 != X3
          & ? [X4] :
              ( member(X4,X3)
              & member(X4,X2) )
          & member(X3,X0)
          & member(X2,X0) )
      | ? [X5] :
          ( ! [X6] :
              ( ~ member(X5,X6)
              | ~ member(X6,X0) )
          & member(X5,X1) )
      | ? [X7] :
          ( ~ subset(X7,X1)
          & member(X7,X0) ) ),
    inference(ennf_transformation,[],[f39]) ).

fof(f43,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | ? [X2,X3] :
          ( X2 != X3
          & ? [X4] :
              ( member(X4,X3)
              & member(X4,X2) )
          & member(X3,X0)
          & member(X2,X0) )
      | ? [X5] :
          ( ! [X6] :
              ( ~ member(X5,X6)
              | ~ member(X6,X0) )
          & member(X5,X1) )
      | ? [X7] :
          ( ~ subset(X7,X1)
          & member(X7,X0) ) ),
    inference(flattening,[],[f42]) ).

fof(f44,plain,
    ? [X0] :
      ( ~ partition(singleton(X0),X0)
      & empty_set != X0 ),
    inference(ennf_transformation,[],[f38]) ).

fof(f45,plain,
    ! [X0] :
      ( ? [X2,X3] :
          ( X2 != X3
          & ? [X4] :
              ( member(X4,X3)
              & member(X4,X2) )
          & member(X3,X0)
          & member(X2,X0) )
      | ~ sP0(X0) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f46,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | ? [X5] :
          ( ! [X6] :
              ( ~ member(X5,X6)
              | ~ member(X6,X0) )
          & member(X5,X1) )
      | ? [X7] :
          ( ~ subset(X7,X1)
          & member(X7,X0) ) ),
    inference(definition_folding,[],[f43,f45]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X2] :
            ( member(X2,X1)
            | ~ member(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f40]) ).

fof(f48,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ member(X2,X1)
            & member(X2,X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f47]) ).

fof(f49,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ member(X2,X1)
          & member(X2,X0) )
     => ( ~ member(sK1(X0,X1),X1)
        & member(sK1(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f50,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ member(sK1(X0,X1),X1)
          & member(sK1(X0,X1),X0) ) )
      & ( ! [X3] :
            ( member(X3,X1)
            | ~ member(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f48,f49]) ).

fof(f58,plain,
    ! [X0,X1] :
      ( ( member(X0,singleton(X1))
        | X0 != X1 )
      & ( X0 = X1
        | ~ member(X0,singleton(X1)) ) ),
    inference(nnf_transformation,[],[f27]) ).

fof(f69,plain,
    ! [X0] :
      ( ? [X2,X3] :
          ( X2 != X3
          & ? [X4] :
              ( member(X4,X3)
              & member(X4,X2) )
          & member(X3,X0)
          & member(X2,X0) )
      | ~ sP0(X0) ),
    inference(nnf_transformation,[],[f45]) ).

fof(f70,plain,
    ! [X0] :
      ( ? [X1,X2] :
          ( X1 != X2
          & ? [X3] :
              ( member(X3,X2)
              & member(X3,X1) )
          & member(X2,X0)
          & member(X1,X0) )
      | ~ sP0(X0) ),
    inference(rectify,[],[f69]) ).

fof(f71,plain,
    ! [X0] :
      ( ? [X1,X2] :
          ( X1 != X2
          & ? [X3] :
              ( member(X3,X2)
              & member(X3,X1) )
          & member(X2,X0)
          & member(X1,X0) )
     => ( sK4(X0) != sK5(X0)
        & ? [X3] :
            ( member(X3,sK5(X0))
            & member(X3,sK4(X0)) )
        & member(sK5(X0),X0)
        & member(sK4(X0),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f72,plain,
    ! [X0] :
      ( ? [X3] :
          ( member(X3,sK5(X0))
          & member(X3,sK4(X0)) )
     => ( member(sK6(X0),sK5(X0))
        & member(sK6(X0),sK4(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f73,plain,
    ! [X0] :
      ( ( sK4(X0) != sK5(X0)
        & member(sK6(X0),sK5(X0))
        & member(sK6(X0),sK4(X0))
        & member(sK5(X0),X0)
        & member(sK4(X0),X0) )
      | ~ sP0(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK4,sK5,sK6])],[f70,f72,f71]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | ? [X2] :
          ( ! [X3] :
              ( ~ member(X2,X3)
              | ~ member(X3,X0) )
          & member(X2,X1) )
      | ? [X4] :
          ( ~ subset(X4,X1)
          & member(X4,X0) ) ),
    inference(rectify,[],[f46]) ).

fof(f75,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ! [X3] :
              ( ~ member(X2,X3)
              | ~ member(X3,X0) )
          & member(X2,X1) )
     => ( ! [X3] :
            ( ~ member(sK7(X0,X1),X3)
            | ~ member(X3,X0) )
        & member(sK7(X0,X1),X1) ) ),
    introduced(choice_axiom,[]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( ? [X4] :
          ( ~ subset(X4,X1)
          & member(X4,X0) )
     => ( ~ subset(sK8(X0,X1),X1)
        & member(sK8(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f77,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | ( ! [X3] :
            ( ~ member(sK7(X0,X1),X3)
            | ~ member(X3,X0) )
        & member(sK7(X0,X1),X1) )
      | ( ~ subset(sK8(X0,X1),X1)
        & member(sK8(X0,X1),X0) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK7,sK8])],[f74,f76,f75]) ).

fof(f86,plain,
    ( ? [X0] :
        ( ~ partition(singleton(X0),X0)
        & empty_set != X0 )
   => ( ~ partition(singleton(sK12),sK12)
      & empty_set != sK12 ) ),
    introduced(choice_axiom,[]) ).

fof(f87,plain,
    ( ~ partition(singleton(sK12),sK12)
    & empty_set != sK12 ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK12])],[f44,f86]) ).

fof(f89,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | member(sK1(X0,X1),X0) ),
    inference(cnf_transformation,[],[f50]) ).

fof(f90,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ member(sK1(X0,X1),X1) ),
    inference(cnf_transformation,[],[f50]) ).

fof(f103,plain,
    ! [X0,X1] :
      ( X0 = X1
      | ~ member(X0,singleton(X1)) ),
    inference(cnf_transformation,[],[f58]) ).

fof(f104,plain,
    ! [X0,X1] :
      ( member(X0,singleton(X1))
      | X0 != X1 ),
    inference(cnf_transformation,[],[f58]) ).

fof(f114,plain,
    ! [X0] :
      ( member(sK4(X0),X0)
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f115,plain,
    ! [X0] :
      ( member(sK5(X0),X0)
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f118,plain,
    ! [X0] :
      ( sK4(X0) != sK5(X0)
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f119,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | member(sK7(X0,X1),X1)
      | member(sK8(X0,X1),X0) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f120,plain,
    ! [X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | member(sK7(X0,X1),X1)
      | ~ subset(sK8(X0,X1),X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f121,plain,
    ! [X3,X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | ~ member(sK7(X0,X1),X3)
      | ~ member(X3,X0)
      | member(sK8(X0,X1),X0) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f122,plain,
    ! [X3,X0,X1] :
      ( partition(X0,X1)
      | sP0(X0)
      | ~ member(sK7(X0,X1),X3)
      | ~ member(X3,X0)
      | ~ subset(sK8(X0,X1),X1) ),
    inference(cnf_transformation,[],[f77]) ).

fof(f134,plain,
    ~ partition(singleton(sK12),sK12),
    inference(cnf_transformation,[],[f87]) ).

fof(f135,plain,
    ! [X1] : member(X1,singleton(X1)),
    inference(equality_resolution,[],[f104]) ).

cnf(c_49,plain,
    ( ~ member(sK1(X0,X1),X1)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f90]) ).

cnf(c_50,plain,
    ( member(sK1(X0,X1),X0)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f89]) ).

cnf(c_64,plain,
    member(X0,singleton(X0)),
    inference(cnf_transformation,[],[f135]) ).

cnf(c_65,plain,
    ( ~ member(X0,singleton(X1))
    | X0 = X1 ),
    inference(cnf_transformation,[],[f103]) ).

cnf(c_75,plain,
    ( sK4(X0) != sK5(X0)
    | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f118]) ).

cnf(c_78,plain,
    ( ~ sP0(X0)
    | member(sK5(X0),X0) ),
    inference(cnf_transformation,[],[f115]) ).

cnf(c_79,plain,
    ( ~ sP0(X0)
    | member(sK4(X0),X0) ),
    inference(cnf_transformation,[],[f114]) ).

cnf(c_80,plain,
    ( ~ subset(sK8(X0,X1),X1)
    | ~ member(sK7(X0,X1),X2)
    | ~ member(X2,X0)
    | partition(X0,X1)
    | sP0(X0) ),
    inference(cnf_transformation,[],[f122]) ).

cnf(c_81,plain,
    ( ~ member(sK7(X0,X1),X2)
    | ~ member(X2,X0)
    | member(sK8(X0,X1),X0)
    | partition(X0,X1)
    | sP0(X0) ),
    inference(cnf_transformation,[],[f121]) ).

cnf(c_82,plain,
    ( ~ subset(sK8(X0,X1),X1)
    | member(sK7(X0,X1),X1)
    | partition(X0,X1)
    | sP0(X0) ),
    inference(cnf_transformation,[],[f120]) ).

cnf(c_83,plain,
    ( member(sK7(X0,X1),X1)
    | member(sK8(X0,X1),X0)
    | partition(X0,X1)
    | sP0(X0) ),
    inference(cnf_transformation,[],[f119]) ).

cnf(c_93,negated_conjecture,
    ~ partition(singleton(sK12),sK12),
    inference(cnf_transformation,[],[f134]) ).

cnf(c_95,plain,
    member(sK12,singleton(sK12)),
    inference(instantiation,[status(thm)],[c_64]) ).

cnf(c_106,plain,
    ( ~ member(sK12,singleton(sK12))
    | sK12 = sK12 ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_179,plain,
    ( sK4(X0) != sK5(X0)
    | ~ sP0(X0) ),
    inference(prop_impl_just,[status(thm)],[c_75]) ).

cnf(c_187,plain,
    ( ~ sP0(X0)
    | member(sK5(X0),X0) ),
    inference(prop_impl_just,[status(thm)],[c_78]) ).

cnf(c_189,plain,
    ( ~ sP0(X0)
    | member(sK4(X0),X0) ),
    inference(prop_impl_just,[status(thm)],[c_79]) ).

cnf(c_736,plain,
    ( singleton(sK12) != X0
    | X1 != sK12
    | member(sK7(X0,X1),X1)
    | member(sK8(X0,X1),X0)
    | sP0(X0) ),
    inference(resolution_lifted,[status(thm)],[c_83,c_93]) ).

cnf(c_737,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK7(singleton(sK12),sK12),sK12)
    | sP0(singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_736]) ).

cnf(c_747,plain,
    ( singleton(sK12) != X0
    | X1 != sK12
    | ~ subset(sK8(X0,X1),X1)
    | member(sK7(X0,X1),X1)
    | sP0(X0) ),
    inference(resolution_lifted,[status(thm)],[c_82,c_93]) ).

cnf(c_748,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK7(singleton(sK12),sK12),sK12)
    | sP0(singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_747]) ).

cnf(c_758,plain,
    ( singleton(sK12) != X0
    | X1 != sK12
    | ~ member(sK7(X0,X1),X2)
    | ~ member(X2,X0)
    | member(sK8(X0,X1),X0)
    | sP0(X0) ),
    inference(resolution_lifted,[status(thm)],[c_81,c_93]) ).

cnf(c_759,plain,
    ( ~ member(sK7(singleton(sK12),sK12),X0)
    | ~ member(X0,singleton(sK12))
    | member(sK8(singleton(sK12),sK12),singleton(sK12))
    | sP0(singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_758]) ).

cnf(c_760,plain,
    ( ~ member(sK7(singleton(sK12),sK12),sK12)
    | ~ member(sK12,singleton(sK12))
    | member(sK8(singleton(sK12),sK12),singleton(sK12))
    | sP0(singleton(sK12)) ),
    inference(instantiation,[status(thm)],[c_759]) ).

cnf(c_761,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | sP0(singleton(sK12)) ),
    inference(global_subsumption_just,[status(thm)],[c_759,c_95,c_737,c_760]) ).

cnf(c_769,plain,
    ( singleton(sK12) != X0
    | X1 != sK12
    | ~ subset(sK8(X0,X1),X1)
    | ~ member(sK7(X0,X1),X2)
    | ~ member(X2,X0)
    | sP0(X0) ),
    inference(resolution_lifted,[status(thm)],[c_80,c_93]) ).

cnf(c_770,plain,
    ( ~ member(sK7(singleton(sK12),sK12),X0)
    | ~ subset(sK8(singleton(sK12),sK12),sK12)
    | ~ member(X0,singleton(sK12))
    | sP0(singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_769]) ).

cnf(c_771,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | ~ member(sK7(singleton(sK12),sK12),sK12)
    | ~ member(sK12,singleton(sK12))
    | sP0(singleton(sK12)) ),
    inference(instantiation,[status(thm)],[c_770]) ).

cnf(c_772,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | sP0(singleton(sK12)) ),
    inference(global_subsumption_just,[status(thm)],[c_770,c_95,c_748,c_771]) ).

cnf(c_784,plain,
    ( singleton(sK12) != X0
    | ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK4(X0),X0) ),
    inference(resolution_lifted,[status(thm)],[c_189,c_772]) ).

cnf(c_785,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK4(singleton(sK12)),singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_784]) ).

cnf(c_792,plain,
    ( singleton(sK12) != X0
    | member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK4(X0),X0) ),
    inference(resolution_lifted,[status(thm)],[c_189,c_761]) ).

cnf(c_793,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK4(singleton(sK12)),singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_792]) ).

cnf(c_800,plain,
    ( singleton(sK12) != X0
    | ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK5(X0),X0) ),
    inference(resolution_lifted,[status(thm)],[c_187,c_772]) ).

cnf(c_801,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK5(singleton(sK12)),singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_800]) ).

cnf(c_808,plain,
    ( singleton(sK12) != X0
    | member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK5(X0),X0) ),
    inference(resolution_lifted,[status(thm)],[c_187,c_761]) ).

cnf(c_809,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK5(singleton(sK12)),singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_808]) ).

cnf(c_848,plain,
    ( sK4(X0) != sK5(X0)
    | singleton(sK12) != X0
    | ~ subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(resolution_lifted,[status(thm)],[c_179,c_772]) ).

cnf(c_849,plain,
    ( sK4(singleton(sK12)) != sK5(singleton(sK12))
    | ~ subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(unflattening,[status(thm)],[c_848]) ).

cnf(c_856,plain,
    ( sK4(X0) != sK5(X0)
    | singleton(sK12) != X0
    | member(sK8(singleton(sK12),sK12),singleton(sK12)) ),
    inference(resolution_lifted,[status(thm)],[c_179,c_761]) ).

cnf(c_857,plain,
    ( sK4(singleton(sK12)) != sK5(singleton(sK12))
    | member(sK8(singleton(sK12),sK12),singleton(sK12)) ),
    inference(unflattening,[status(thm)],[c_856]) ).

cnf(c_1168,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK4(singleton(sK12)),singleton(sK12)) ),
    inference(prop_impl_just,[status(thm)],[c_793]) ).

cnf(c_1170,plain,
    ( member(sK8(singleton(sK12),sK12),singleton(sK12))
    | member(sK5(singleton(sK12)),singleton(sK12)) ),
    inference(prop_impl_just,[status(thm)],[c_809]) ).

cnf(c_1178,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK4(singleton(sK12)),singleton(sK12)) ),
    inference(prop_impl_just,[status(thm)],[c_785]) ).

cnf(c_1180,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | member(sK5(singleton(sK12)),singleton(sK12)) ),
    inference(prop_impl_just,[status(thm)],[c_801]) ).

cnf(c_1186,plain,
    ( ~ subset(sK8(singleton(sK12),sK12),sK12)
    | sK4(singleton(sK12)) != sK5(singleton(sK12)) ),
    inference(prop_impl_just,[status(thm)],[c_849]) ).

cnf(c_1187,plain,
    ( sK4(singleton(sK12)) != sK5(singleton(sK12))
    | ~ subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(renaming,[status(thm)],[c_1186]) ).

cnf(c_1874,plain,
    ( X0 != X1
    | X2 != X1
    | X2 = X0 ),
    theory(equality) ).

cnf(c_1875,plain,
    ( X0 != X1
    | X2 != X3
    | ~ subset(X1,X3)
    | subset(X0,X2) ),
    theory(equality) ).

cnf(c_2795,plain,
    subset(X0,X0),
    inference(superposition,[status(thm)],[c_50,c_49]) ).

cnf(c_2799,plain,
    subset(sK12,sK12),
    inference(instantiation,[status(thm)],[c_2795]) ).

cnf(c_3021,plain,
    ( sK8(singleton(sK12),sK12) != X0
    | sK12 != X1
    | ~ subset(X0,X1)
    | subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(instantiation,[status(thm)],[c_1875]) ).

cnf(c_3022,plain,
    ( sK8(singleton(sK12),sK12) != sK12
    | sK12 != sK12
    | ~ subset(sK12,sK12)
    | subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(instantiation,[status(thm)],[c_3021]) ).

cnf(c_3570,plain,
    ( sK8(singleton(sK12),sK12) = sK12
    | member(sK4(singleton(sK12)),singleton(sK12)) ),
    inference(superposition,[status(thm)],[c_1168,c_65]) ).

cnf(c_3796,plain,
    ( sK8(singleton(sK12),sK12) = sK12
    | member(sK5(singleton(sK12)),singleton(sK12)) ),
    inference(superposition,[status(thm)],[c_1170,c_65]) ).

cnf(c_3811,plain,
    member(sK4(singleton(sK12)),singleton(sK12)),
    inference(global_subsumption_just,[status(thm)],[c_1178,c_95,c_106,c_785,c_2799,c_3022,c_3570]) ).

cnf(c_3816,plain,
    sK4(singleton(sK12)) = sK12,
    inference(superposition,[status(thm)],[c_3811,c_65]) ).

cnf(c_3824,plain,
    ( sK5(singleton(sK12)) != sK12
    | ~ subset(sK8(singleton(sK12),sK12),sK12) ),
    inference(demodulation,[status(thm)],[c_1187,c_3816]) ).

cnf(c_3830,plain,
    member(sK5(singleton(sK12)),singleton(sK12)),
    inference(global_subsumption_just,[status(thm)],[c_1180,c_95,c_106,c_801,c_2799,c_3022,c_3796]) ).

cnf(c_3835,plain,
    sK5(singleton(sK12)) = sK12,
    inference(superposition,[status(thm)],[c_3830,c_65]) ).

cnf(c_5006,plain,
    ( sK4(singleton(sK12)) != X0
    | sK5(singleton(sK12)) != X0
    | sK4(singleton(sK12)) = sK5(singleton(sK12)) ),
    inference(instantiation,[status(thm)],[c_1874]) ).

cnf(c_5007,plain,
    ( sK4(singleton(sK12)) != sK12
    | sK5(singleton(sK12)) != sK12
    | sK4(singleton(sK12)) = sK5(singleton(sK12)) ),
    inference(instantiation,[status(thm)],[c_5006]) ).

cnf(c_6090,plain,
    ( ~ member(sK8(singleton(sK12),sK12),singleton(X0))
    | sK8(singleton(sK12),sK12) = X0 ),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_6091,plain,
    ( ~ member(sK8(singleton(sK12),sK12),singleton(sK12))
    | sK8(singleton(sK12),sK12) = sK12 ),
    inference(instantiation,[status(thm)],[c_6090]) ).

cnf(c_6092,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_6091,c_5007,c_3835,c_3824,c_3816,c_3022,c_2799,c_857,c_106,c_95]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEV521+1 : TPTP v8.1.2. Released v7.3.0.
% 0.00/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n018.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 300
% 0.13/0.34  % DateTime : Thu Aug 24 03:52:42 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.19/0.46  Running first-order theorem proving
% 0.19/0.46  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 3.36/1.12  % SZS status Started for theBenchmark.p
% 3.36/1.12  % SZS status Theorem for theBenchmark.p
% 3.36/1.12  
% 3.36/1.12  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.36/1.12  
% 3.36/1.12  ------  iProver source info
% 3.36/1.12  
% 3.36/1.12  git: date: 2023-05-31 18:12:56 +0000
% 3.36/1.12  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.36/1.12  git: non_committed_changes: false
% 3.36/1.12  git: last_make_outside_of_git: false
% 3.36/1.12  
% 3.36/1.12  ------ Parsing...
% 3.36/1.12  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.36/1.12  
% 3.36/1.12  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e  sup_sim: 0  sf_s  rm: 2 0s  sf_e  pe_s  pe_e 
% 3.36/1.12  
% 3.36/1.12  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.36/1.12  
% 3.36/1.12  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.36/1.12  ------ Proving...
% 3.36/1.12  ------ Problem Properties 
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  clauses                                 45
% 3.36/1.12  conjectures                             1
% 3.36/1.12  EPR                                     3
% 3.36/1.12  Horn                                    34
% 3.36/1.12  unary                                   5
% 3.36/1.12  binary                                  28
% 3.36/1.12  lits                                    98
% 3.36/1.12  lits eq                                 9
% 3.36/1.12  fd_pure                                 0
% 3.36/1.12  fd_pseudo                               0
% 3.36/1.12  fd_cond                                 0
% 3.36/1.12  fd_pseudo_cond                          5
% 3.36/1.12  AC symbols                              0
% 3.36/1.12  
% 3.36/1.12  ------ Schedule dynamic 5 is on 
% 3.36/1.12  
% 3.36/1.12  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  ------ 
% 3.36/1.12  Current options:
% 3.36/1.12  ------ 
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  ------ Proving...
% 3.36/1.12  
% 3.36/1.12  
% 3.36/1.12  % SZS status Theorem for theBenchmark.p
% 3.36/1.12  
% 3.36/1.12  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.36/1.12  
% 3.36/1.13  
%------------------------------------------------------------------------------