TSTP Solution File: SEU166+1 by iProver---3.9

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.9
% Problem  : SEU166+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n020.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 : Fri May  3 03:04:48 EDT 2024

% Result   : Theorem 43.04s 6.73s
% Output   : CNFRefutation 43.04s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   33
%            Number of leaves      :   10
% Syntax   : Number of formulae    :   79 (  13 unt;   0 def)
%            Number of atoms       :  284 (  56 equ)
%            Maximal formula atoms :   18 (   3 avg)
%            Number of connectives :  339 ( 134   ~; 142   |;  51   &)
%                                         (   4 <=>;   8  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   14 (   5 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :   13 (  13 usr;   3 con; 0-3 aty)
%            Number of variables   :  208 (   1 sgn 125   !;  30   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f3,axiom,
    ! [X0,X1,X2] :
      ( cartesian_product2(X0,X1) = X2
    <=> ! [X3] :
          ( in(X3,X2)
        <=> ? [X4,X5] :
              ( ordered_pair(X4,X5) = X3
              & in(X5,X1)
              & in(X4,X0) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d2_zfmisc_1) ).

fof(f4,axiom,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X0)
         => in(X2,X1) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(f5,axiom,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d5_tarski) ).

fof(f13,axiom,
    ! [X0,X1] : subset(X0,X0),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',reflexivity_r1_tarski) ).

fof(f14,conjecture,
    ! [X0,X1,X2] :
      ( subset(X0,X1)
     => ( subset(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
        & subset(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',t118_zfmisc_1) ).

fof(f15,negated_conjecture,
    ~ ! [X0,X1,X2] :
        ( subset(X0,X1)
       => ( subset(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
          & subset(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) ) ),
    inference(negated_conjecture,[],[f14]) ).

fof(f16,plain,
    ! [X0] : subset(X0,X0),
    inference(rectify,[],[f13]) ).

fof(f18,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
    <=> ! [X2] :
          ( in(X2,X1)
          | ~ in(X2,X0) ) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f19,plain,
    ? [X0,X1,X2] :
      ( ( ~ subset(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
        | ~ subset(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) )
      & subset(X0,X1) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f20,plain,
    ! [X0,X1,X2] :
      ( ( cartesian_product2(X0,X1) = X2
        | ? [X3] :
            ( ( ! [X4,X5] :
                  ( ordered_pair(X4,X5) != X3
                  | ~ in(X5,X1)
                  | ~ in(X4,X0) )
              | ~ in(X3,X2) )
            & ( ? [X4,X5] :
                  ( ordered_pair(X4,X5) = X3
                  & in(X5,X1)
                  & in(X4,X0) )
              | in(X3,X2) ) ) )
      & ( ! [X3] :
            ( ( in(X3,X2)
              | ! [X4,X5] :
                  ( ordered_pair(X4,X5) != X3
                  | ~ in(X5,X1)
                  | ~ in(X4,X0) ) )
            & ( ? [X4,X5] :
                  ( ordered_pair(X4,X5) = X3
                  & in(X5,X1)
                  & in(X4,X0) )
              | ~ in(X3,X2) ) )
        | cartesian_product2(X0,X1) != X2 ) ),
    inference(nnf_transformation,[],[f3]) ).

fof(f21,plain,
    ! [X0,X1,X2] :
      ( ( cartesian_product2(X0,X1) = X2
        | ? [X3] :
            ( ( ! [X4,X5] :
                  ( ordered_pair(X4,X5) != X3
                  | ~ in(X5,X1)
                  | ~ in(X4,X0) )
              | ~ in(X3,X2) )
            & ( ? [X6,X7] :
                  ( ordered_pair(X6,X7) = X3
                  & in(X7,X1)
                  & in(X6,X0) )
              | in(X3,X2) ) ) )
      & ( ! [X8] :
            ( ( in(X8,X2)
              | ! [X9,X10] :
                  ( ordered_pair(X9,X10) != X8
                  | ~ in(X10,X1)
                  | ~ in(X9,X0) ) )
            & ( ? [X11,X12] :
                  ( ordered_pair(X11,X12) = X8
                  & in(X12,X1)
                  & in(X11,X0) )
              | ~ in(X8,X2) ) )
        | cartesian_product2(X0,X1) != X2 ) ),
    inference(rectify,[],[f20]) ).

fof(f22,plain,
    ! [X0,X1,X2] :
      ( ? [X3] :
          ( ( ! [X4,X5] :
                ( ordered_pair(X4,X5) != X3
                | ~ in(X5,X1)
                | ~ in(X4,X0) )
            | ~ in(X3,X2) )
          & ( ? [X6,X7] :
                ( ordered_pair(X6,X7) = X3
                & in(X7,X1)
                & in(X6,X0) )
            | in(X3,X2) ) )
     => ( ( ! [X5,X4] :
              ( ordered_pair(X4,X5) != sK0(X0,X1,X2)
              | ~ in(X5,X1)
              | ~ in(X4,X0) )
          | ~ in(sK0(X0,X1,X2),X2) )
        & ( ? [X7,X6] :
              ( ordered_pair(X6,X7) = sK0(X0,X1,X2)
              & in(X7,X1)
              & in(X6,X0) )
          | in(sK0(X0,X1,X2),X2) ) ) ),
    introduced(choice_axiom,[]) ).

fof(f23,plain,
    ! [X0,X1,X2] :
      ( ? [X7,X6] :
          ( ordered_pair(X6,X7) = sK0(X0,X1,X2)
          & in(X7,X1)
          & in(X6,X0) )
     => ( sK0(X0,X1,X2) = ordered_pair(sK1(X0,X1,X2),sK2(X0,X1,X2))
        & in(sK2(X0,X1,X2),X1)
        & in(sK1(X0,X1,X2),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f24,plain,
    ! [X0,X1,X8] :
      ( ? [X11,X12] :
          ( ordered_pair(X11,X12) = X8
          & in(X12,X1)
          & in(X11,X0) )
     => ( ordered_pair(sK3(X0,X1,X8),sK4(X0,X1,X8)) = X8
        & in(sK4(X0,X1,X8),X1)
        & in(sK3(X0,X1,X8),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f25,plain,
    ! [X0,X1,X2] :
      ( ( cartesian_product2(X0,X1) = X2
        | ( ( ! [X4,X5] :
                ( ordered_pair(X4,X5) != sK0(X0,X1,X2)
                | ~ in(X5,X1)
                | ~ in(X4,X0) )
            | ~ in(sK0(X0,X1,X2),X2) )
          & ( ( sK0(X0,X1,X2) = ordered_pair(sK1(X0,X1,X2),sK2(X0,X1,X2))
              & in(sK2(X0,X1,X2),X1)
              & in(sK1(X0,X1,X2),X0) )
            | in(sK0(X0,X1,X2),X2) ) ) )
      & ( ! [X8] :
            ( ( in(X8,X2)
              | ! [X9,X10] :
                  ( ordered_pair(X9,X10) != X8
                  | ~ in(X10,X1)
                  | ~ in(X9,X0) ) )
            & ( ( ordered_pair(sK3(X0,X1,X8),sK4(X0,X1,X8)) = X8
                & in(sK4(X0,X1,X8),X1)
                & in(sK3(X0,X1,X8),X0) )
              | ~ in(X8,X2) ) )
        | cartesian_product2(X0,X1) != X2 ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0,sK1,sK2,sK3,sK4])],[f21,f24,f23,f22]) ).

fof(f26,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X2] :
            ( in(X2,X1)
            | ~ in(X2,X0) )
        | ~ subset(X0,X1) ) ),
    inference(nnf_transformation,[],[f18]) ).

fof(f27,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ? [X2] :
            ( ~ in(X2,X1)
            & in(X2,X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(rectify,[],[f26]) ).

fof(f28,plain,
    ! [X0,X1] :
      ( ? [X2] :
          ( ~ in(X2,X1)
          & in(X2,X0) )
     => ( ~ in(sK5(X0,X1),X1)
        & in(sK5(X0,X1),X0) ) ),
    introduced(choice_axiom,[]) ).

fof(f29,plain,
    ! [X0,X1] :
      ( ( subset(X0,X1)
        | ( ~ in(sK5(X0,X1),X1)
          & in(sK5(X0,X1),X0) ) )
      & ( ! [X3] :
            ( in(X3,X1)
            | ~ in(X3,X0) )
        | ~ subset(X0,X1) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f27,f28]) ).

fof(f34,plain,
    ( ? [X0,X1,X2] :
        ( ( ~ subset(cartesian_product2(X2,X0),cartesian_product2(X2,X1))
          | ~ subset(cartesian_product2(X0,X2),cartesian_product2(X1,X2)) )
        & subset(X0,X1) )
   => ( ( ~ subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))
        | ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) )
      & subset(sK8,sK9) ) ),
    introduced(choice_axiom,[]) ).

fof(f35,plain,
    ( ( ~ subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))
      | ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) )
    & subset(sK8,sK9) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK8,sK9,sK10])],[f19,f34]) ).

fof(f38,plain,
    ! [X2,X0,X1,X8] :
      ( in(sK3(X0,X1,X8),X0)
      | ~ in(X8,X2)
      | cartesian_product2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f39,plain,
    ! [X2,X0,X1,X8] :
      ( in(sK4(X0,X1,X8),X1)
      | ~ in(X8,X2)
      | cartesian_product2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f40,plain,
    ! [X2,X0,X1,X8] :
      ( ordered_pair(sK3(X0,X1,X8),sK4(X0,X1,X8)) = X8
      | ~ in(X8,X2)
      | cartesian_product2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f41,plain,
    ! [X2,X10,X0,X1,X8,X9] :
      ( in(X8,X2)
      | ordered_pair(X9,X10) != X8
      | ~ in(X10,X1)
      | ~ in(X9,X0)
      | cartesian_product2(X0,X1) != X2 ),
    inference(cnf_transformation,[],[f25]) ).

fof(f46,plain,
    ! [X3,X0,X1] :
      ( in(X3,X1)
      | ~ in(X3,X0)
      | ~ subset(X0,X1) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f47,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | in(sK5(X0,X1),X0) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f48,plain,
    ! [X0,X1] :
      ( subset(X0,X1)
      | ~ in(sK5(X0,X1),X1) ),
    inference(cnf_transformation,[],[f29]) ).

fof(f49,plain,
    ! [X0,X1] : ordered_pair(X0,X1) = unordered_pair(unordered_pair(X0,X1),singleton(X0)),
    inference(cnf_transformation,[],[f5]) ).

fof(f53,plain,
    ! [X0] : subset(X0,X0),
    inference(cnf_transformation,[],[f16]) ).

fof(f54,plain,
    subset(sK8,sK9),
    inference(cnf_transformation,[],[f35]) ).

fof(f55,plain,
    ( ~ subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))
    | ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(cnf_transformation,[],[f35]) ).

fof(f58,plain,
    ! [X2,X10,X0,X1,X8,X9] :
      ( in(X8,X2)
      | unordered_pair(unordered_pair(X9,X10),singleton(X9)) != X8
      | ~ in(X10,X1)
      | ~ in(X9,X0)
      | cartesian_product2(X0,X1) != X2 ),
    inference(definition_unfolding,[],[f41,f49]) ).

fof(f59,plain,
    ! [X2,X0,X1,X8] :
      ( unordered_pair(unordered_pair(sK3(X0,X1,X8),sK4(X0,X1,X8)),singleton(sK3(X0,X1,X8))) = X8
      | ~ in(X8,X2)
      | cartesian_product2(X0,X1) != X2 ),
    inference(definition_unfolding,[],[f40,f49]) ).

fof(f61,plain,
    ! [X2,X10,X0,X1,X9] :
      ( in(unordered_pair(unordered_pair(X9,X10),singleton(X9)),X2)
      | ~ in(X10,X1)
      | ~ in(X9,X0)
      | cartesian_product2(X0,X1) != X2 ),
    inference(equality_resolution,[],[f58]) ).

fof(f62,plain,
    ! [X10,X0,X1,X9] :
      ( in(unordered_pair(unordered_pair(X9,X10),singleton(X9)),cartesian_product2(X0,X1))
      | ~ in(X10,X1)
      | ~ in(X9,X0) ),
    inference(equality_resolution,[],[f61]) ).

fof(f63,plain,
    ! [X0,X1,X8] :
      ( unordered_pair(unordered_pair(sK3(X0,X1,X8),sK4(X0,X1,X8)),singleton(sK3(X0,X1,X8))) = X8
      | ~ in(X8,cartesian_product2(X0,X1)) ),
    inference(equality_resolution,[],[f59]) ).

fof(f64,plain,
    ! [X0,X1,X8] :
      ( in(sK4(X0,X1,X8),X1)
      | ~ in(X8,cartesian_product2(X0,X1)) ),
    inference(equality_resolution,[],[f39]) ).

fof(f65,plain,
    ! [X0,X1,X8] :
      ( in(sK3(X0,X1,X8),X0)
      | ~ in(X8,cartesian_product2(X0,X1)) ),
    inference(equality_resolution,[],[f38]) ).

cnf(c_55,plain,
    ( ~ in(X0,X1)
    | ~ in(X2,X3)
    | in(unordered_pair(unordered_pair(X0,X2),singleton(X0)),cartesian_product2(X1,X3)) ),
    inference(cnf_transformation,[],[f62]) ).

cnf(c_56,plain,
    ( ~ in(X0,cartesian_product2(X1,X2))
    | unordered_pair(unordered_pair(sK3(X1,X2,X0),sK4(X1,X2,X0)),singleton(sK3(X1,X2,X0))) = X0 ),
    inference(cnf_transformation,[],[f63]) ).

cnf(c_57,plain,
    ( ~ in(X0,cartesian_product2(X1,X2))
    | in(sK4(X1,X2,X0),X2) ),
    inference(cnf_transformation,[],[f64]) ).

cnf(c_58,plain,
    ( ~ in(X0,cartesian_product2(X1,X2))
    | in(sK3(X1,X2,X0),X1) ),
    inference(cnf_transformation,[],[f65]) ).

cnf(c_59,plain,
    ( ~ in(sK5(X0,X1),X1)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f48]) ).

cnf(c_60,plain,
    ( in(sK5(X0,X1),X0)
    | subset(X0,X1) ),
    inference(cnf_transformation,[],[f47]) ).

cnf(c_61,plain,
    ( ~ in(X0,X1)
    | ~ subset(X1,X2)
    | in(X0,X2) ),
    inference(cnf_transformation,[],[f46]) ).

cnf(c_65,plain,
    subset(X0,X0),
    inference(cnf_transformation,[],[f53]) ).

cnf(c_66,negated_conjecture,
    ( ~ subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))
    | ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(cnf_transformation,[],[f55]) ).

cnf(c_67,negated_conjecture,
    subset(sK8,sK9),
    inference(cnf_transformation,[],[f54]) ).

cnf(c_68,plain,
    subset(sK10,sK10),
    inference(instantiation,[status(thm)],[c_65]) ).

cnf(c_567,plain,
    ( ~ in(X0,cartesian_product2(X1,X2))
    | ~ subset(X2,X3)
    | in(sK4(X1,X2,X0),X3) ),
    inference(superposition,[status(thm)],[c_57,c_61]) ).

cnf(c_579,plain,
    ( ~ in(X0,cartesian_product2(X1,X2))
    | ~ subset(X1,X3)
    | in(sK3(X1,X2,X0),X3) ),
    inference(superposition,[status(thm)],[c_58,c_61]) ).

cnf(c_593,plain,
    ( unordered_pair(unordered_pair(sK3(X0,X1,sK5(cartesian_product2(X0,X1),X2)),sK4(X0,X1,sK5(cartesian_product2(X0,X1),X2))),singleton(sK3(X0,X1,sK5(cartesian_product2(X0,X1),X2)))) = sK5(cartesian_product2(X0,X1),X2)
    | subset(cartesian_product2(X0,X1),X2) ),
    inference(superposition,[status(thm)],[c_60,c_56]) ).

cnf(c_1469,plain,
    ( ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | unordered_pair(unordered_pair(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)))),singleton(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))))) = sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(superposition,[status(thm)],[c_593,c_66]) ).

cnf(c_1477,plain,
    ( unordered_pair(unordered_pair(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)))),singleton(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))))) = sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(superposition,[status(thm)],[c_593,c_1469]) ).

cnf(c_1481,plain,
    ( ~ in(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X0)
    | ~ in(sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X1)
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,X1)) ),
    inference(superposition,[status(thm)],[c_1477,c_55]) ).

cnf(c_1553,plain,
    ( ~ in(sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X0)
    | ~ in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,X0)) ),
    inference(superposition,[status(thm)],[c_58,c_1481]) ).

cnf(c_1578,plain,
    ( ~ in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | ~ subset(sK8,X0)
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,X0)) ),
    inference(superposition,[status(thm)],[c_567,c_1553]) ).

cnf(c_1650,plain,
    ( ~ subset(sK8,X0)
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,X0))
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(superposition,[status(thm)],[c_60,c_1578]) ).

cnf(c_1709,plain,
    ( ~ subset(sK8,sK9)
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(superposition,[status(thm)],[c_1650,c_59]) ).

cnf(c_1716,plain,
    ( unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(global_subsumption_just,[status(thm)],[c_1709,c_67,c_1709]) ).

cnf(c_1745,plain,
    ( ~ subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))
    | unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(superposition,[status(thm)],[c_1716,c_66]) ).

cnf(c_1753,plain,
    unordered_pair(unordered_pair(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)))),singleton(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))))) = sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),
    inference(superposition,[status(thm)],[c_593,c_1745]) ).

cnf(c_1757,plain,
    ( ~ in(sK3(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),X0)
    | ~ in(sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),X1)
    | in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(X0,X1)) ),
    inference(superposition,[status(thm)],[c_1753,c_55]) ).

cnf(c_1819,plain,
    ( ~ in(sK4(sK8,sK10,sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10))),X0)
    | ~ in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(sK8,sK10))
    | ~ subset(sK8,X1)
    | in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(X1,X0)) ),
    inference(superposition,[status(thm)],[c_579,c_1757]) ).

cnf(c_1882,plain,
    ( ~ in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(sK8,sK10))
    | ~ subset(sK8,X0)
    | in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(X0,sK10)) ),
    inference(superposition,[status(thm)],[c_57,c_1819]) ).

cnf(c_1917,plain,
    ( ~ subset(sK8,X0)
    | in(sK5(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),cartesian_product2(X0,sK10))
    | subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(superposition,[status(thm)],[c_60,c_1882]) ).

cnf(c_1985,plain,
    ( ~ subset(sK8,sK9)
    | subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)) ),
    inference(superposition,[status(thm)],[c_1917,c_59]) ).

cnf(c_1992,plain,
    subset(cartesian_product2(sK8,sK10),cartesian_product2(sK9,sK10)),
    inference(global_subsumption_just,[status(thm)],[c_1985,c_67,c_1985]) ).

cnf(c_2023,plain,
    unordered_pair(unordered_pair(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)))),singleton(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))))) = sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),
    inference(superposition,[status(thm)],[c_1992,c_1469]) ).

cnf(c_2028,plain,
    ( ~ in(sK3(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X0)
    | ~ in(sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X1)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,X1)) ),
    inference(superposition,[status(thm)],[c_2023,c_55]) ).

cnf(c_2117,plain,
    ( ~ in(sK4(sK10,sK8,sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9))),X0)
    | ~ in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | ~ subset(sK10,X1)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X1,X0)) ),
    inference(superposition,[status(thm)],[c_579,c_2028]) ).

cnf(c_2142,plain,
    ( ~ in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | ~ subset(sK10,X0)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,sK8)) ),
    inference(superposition,[status(thm)],[c_57,c_2117]) ).

cnf(c_2143,plain,
    ( ~ in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | ~ subset(sK10,X0)
    | ~ subset(sK8,X1)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,X1)) ),
    inference(superposition,[status(thm)],[c_567,c_2117]) ).

cnf(c_2181,plain,
    ( ~ subset(sK10,X0)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,sK8))
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(superposition,[status(thm)],[c_60,c_2142]) ).

cnf(c_2184,plain,
    ( ~ subset(sK10,sK10)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(sK10,sK8))
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(instantiation,[status(thm)],[c_2181]) ).

cnf(c_2194,plain,
    ( ~ subset(sK10,X0)
    | ~ subset(sK8,X1)
    | in(sK5(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)),cartesian_product2(X0,X1)) ),
    inference(global_subsumption_just,[status(thm)],[c_2143,c_67,c_68,c_66,c_1985,c_2143,c_2184]) ).

cnf(c_2199,plain,
    ( ~ subset(sK10,sK10)
    | ~ subset(sK8,sK9)
    | subset(cartesian_product2(sK10,sK8),cartesian_product2(sK10,sK9)) ),
    inference(superposition,[status(thm)],[c_2194,c_59]) ).

cnf(c_2207,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_2199,c_1985,c_66,c_68,c_67]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SEU166+1 : TPTP v8.1.2. Released v3.3.0.
% 0.07/0.13  % Command  : run_iprover %s %d THM
% 0.14/0.35  % Computer : n020.cluster.edu
% 0.14/0.35  % Model    : x86_64 x86_64
% 0.14/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.35  % Memory   : 8042.1875MB
% 0.14/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.35  % CPULimit : 300
% 0.14/0.35  % WCLimit  : 300
% 0.14/0.35  % DateTime : Thu May  2 17:32:01 EDT 2024
% 0.14/0.35  % CPUTime  : 
% 0.20/0.48  Running first-order theorem proving
% 0.20/0.48  Running: /export/starexec/sandbox/solver/bin/run_problem --schedule fof_schedule --heuristic_context casc_unsat --no_cores 8 /export/starexec/sandbox/benchmark/theBenchmark.p 300
% 43.04/6.73  % SZS status Started for theBenchmark.p
% 43.04/6.73  % SZS status Theorem for theBenchmark.p
% 43.04/6.73  
% 43.04/6.73  %---------------- iProver v3.9 (pre CASC 2024/SMT-COMP 2024) ----------------%
% 43.04/6.73  
% 43.04/6.73  ------  iProver source info
% 43.04/6.73  
% 43.04/6.73  git: date: 2024-05-02 19:28:25 +0000
% 43.04/6.73  git: sha1: a33b5eb135c74074ba803943bb12f2ebd971352f
% 43.04/6.73  git: non_committed_changes: false
% 43.04/6.73  
% 43.04/6.73  ------ Parsing...
% 43.04/6.73  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 43.04/6.73  
% 43.04/6.73  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe_e 
% 43.04/6.73  
% 43.04/6.73  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 43.04/6.73  
% 43.04/6.73  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 43.04/6.73  ------ Proving...
% 43.04/6.73  ------ Problem Properties 
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  clauses                                 19
% 43.04/6.73  conjectures                             2
% 43.04/6.73  EPR                                     6
% 43.04/6.73  Horn                                    15
% 43.04/6.73  unary                                   6
% 43.04/6.73  binary                                  7
% 43.04/6.73  lits                                    40
% 43.04/6.73  lits eq                                 8
% 43.04/6.73  fd_pure                                 0
% 43.04/6.73  fd_pseudo                               0
% 43.04/6.73  fd_cond                                 0
% 43.04/6.73  fd_pseudo_cond                          4
% 43.04/6.73  AC symbols                              0
% 43.04/6.73  
% 43.04/6.73  ------ Input Options Time Limit: Unbounded
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  ------ 
% 43.04/6.73  Current options:
% 43.04/6.73  ------ 
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  ------ Proving...
% 43.04/6.73  
% 43.04/6.73  
% 43.04/6.73  % SZS status Theorem for theBenchmark.p
% 43.04/6.73  
% 43.04/6.73  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 43.04/6.73  
% 43.04/6.73  
%------------------------------------------------------------------------------