TSTP Solution File: SEU155+1 by CSE_E---1.5

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%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : SEU155+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n001.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 16:22:51 EDT 2023

% Result   : Theorem 0.20s 0.56s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    6
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   25 (   3 unt;   9 typ;   0 def)
%            Number of atoms       :   58 (   8 equ)
%            Maximal formula atoms :   20 (   3 avg)
%            Number of connectives :   65 (  23   ~;  27   |;   9   &)
%                                         (   3 <=>;   3  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   17 (   5 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (   7   >;   7   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :   37 (   0 sgn;  23   !;   1   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    in: ( $i * $i ) > $o ).

tff(decl_23,type,
    subset: ( $i * $i ) > $o ).

tff(decl_24,type,
    union: $i > $i ).

tff(decl_25,type,
    esk1_2: ( $i * $i ) > $i ).

tff(decl_26,type,
    esk2_3: ( $i * $i * $i ) > $i ).

tff(decl_27,type,
    esk3_2: ( $i * $i ) > $i ).

tff(decl_28,type,
    esk4_2: ( $i * $i ) > $i ).

tff(decl_29,type,
    esk5_0: $i ).

tff(decl_30,type,
    esk6_0: $i ).

fof(d4_tarski,axiom,
    ! [X1,X2] :
      ( X2 = union(X1)
    <=> ! [X3] :
          ( in(X3,X2)
        <=> ? [X4] :
              ( in(X3,X4)
              & in(X4,X1) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d4_tarski) ).

fof(l50_zfmisc_1,conjecture,
    ! [X1,X2] :
      ( in(X1,X2)
     => subset(X1,union(X2)) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l50_zfmisc_1) ).

fof(d3_tarski,axiom,
    ! [X1,X2] :
      ( subset(X1,X2)
    <=> ! [X3] :
          ( in(X3,X1)
         => in(X3,X2) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',d3_tarski) ).

fof(c_0_3,plain,
    ! [X13,X14,X15,X17,X18,X19,X20,X22] :
      ( ( in(X15,esk2_3(X13,X14,X15))
        | ~ in(X15,X14)
        | X14 != union(X13) )
      & ( in(esk2_3(X13,X14,X15),X13)
        | ~ in(X15,X14)
        | X14 != union(X13) )
      & ( ~ in(X17,X18)
        | ~ in(X18,X13)
        | in(X17,X14)
        | X14 != union(X13) )
      & ( ~ in(esk3_2(X19,X20),X20)
        | ~ in(esk3_2(X19,X20),X22)
        | ~ in(X22,X19)
        | X20 = union(X19) )
      & ( in(esk3_2(X19,X20),esk4_2(X19,X20))
        | in(esk3_2(X19,X20),X20)
        | X20 = union(X19) )
      & ( in(esk4_2(X19,X20),X19)
        | in(esk3_2(X19,X20),X20)
        | X20 = union(X19) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[d4_tarski])])])])])]) ).

fof(c_0_4,negated_conjecture,
    ~ ! [X1,X2] :
        ( in(X1,X2)
       => subset(X1,union(X2)) ),
    inference(assume_negation,[status(cth)],[l50_zfmisc_1]) ).

cnf(c_0_5,plain,
    ( in(X1,X4)
    | ~ in(X1,X2)
    | ~ in(X2,X3)
    | X4 != union(X3) ),
    inference(split_conjunct,[status(thm)],[c_0_3]) ).

fof(c_0_6,negated_conjecture,
    ( in(esk5_0,esk6_0)
    & ~ subset(esk5_0,union(esk6_0)) ),
    inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_4])])]) ).

cnf(c_0_7,plain,
    ( in(X1,union(X2))
    | ~ in(X3,X2)
    | ~ in(X1,X3) ),
    inference(er,[status(thm)],[c_0_5]) ).

cnf(c_0_8,negated_conjecture,
    in(esk5_0,esk6_0),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

fof(c_0_9,plain,
    ! [X7,X8,X9,X10,X11] :
      ( ( ~ subset(X7,X8)
        | ~ in(X9,X7)
        | in(X9,X8) )
      & ( in(esk1_2(X10,X11),X10)
        | subset(X10,X11) )
      & ( ~ in(esk1_2(X10,X11),X11)
        | subset(X10,X11) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(fof_nnf,[status(thm)],[d3_tarski])])])])])]) ).

cnf(c_0_10,negated_conjecture,
    ( in(X1,union(esk6_0))
    | ~ in(X1,esk5_0) ),
    inference(spm,[status(thm)],[c_0_7,c_0_8]) ).

cnf(c_0_11,plain,
    ( in(esk1_2(X1,X2),X1)
    | subset(X1,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_12,plain,
    ( subset(X1,X2)
    | ~ in(esk1_2(X1,X2),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_9]) ).

cnf(c_0_13,negated_conjecture,
    ( subset(esk5_0,X1)
    | in(esk1_2(esk5_0,X1),union(esk6_0)) ),
    inference(spm,[status(thm)],[c_0_10,c_0_11]) ).

cnf(c_0_14,negated_conjecture,
    ~ subset(esk5_0,union(esk6_0)),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_15,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(spm,[status(thm)],[c_0_12,c_0_13]),c_0_14]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : SEU155+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.17/0.34  % Computer : n001.cluster.edu
% 0.17/0.34  % Model    : x86_64 x86_64
% 0.17/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.17/0.34  % Memory   : 8042.1875MB
% 0.17/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.17/0.34  % CPULimit   : 300
% 0.17/0.34  % WCLimit    : 300
% 0.17/0.34  % DateTime   : Thu Aug 24 01:45:25 EDT 2023
% 0.17/0.34  % CPUTime  : 
% 0.20/0.54  start to proof: theBenchmark
% 0.20/0.56  % Version  : CSE_E---1.5
% 0.20/0.56  % Problem  : theBenchmark.p
% 0.20/0.56  % Proof found
% 0.20/0.56  % SZS status Theorem for theBenchmark.p
% 0.20/0.56  % SZS output start Proof
% See solution above
% 0.20/0.56  % Total time : 0.006000 s
% 0.20/0.56  % SZS output end Proof
% 0.20/0.56  % Total time : 0.008000 s
%------------------------------------------------------------------------------