TSTP Solution File: SET096-7 by Drodi---3.6.0

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%------------------------------------------------------------------------------
% File     : Drodi---3.6.0
% Problem  : SET096-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s

% Computer : n029.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 : Tue Apr 30 20:39:06 EDT 2024

% Result   : Unsatisfiable 0.14s 0.36s
% Output   : CNFRefutation 0.14s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   15
% Syntax   : Number of formulae    :   51 (  10 unt;   0 def)
%            Number of atoms       :  100 (  21 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   90 (  41   ~;  43   |;   0   &)
%                                         (   6 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   3 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of predicates  :   10 (   8 usr;   7 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :   30 (  30   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X,Y,U] :
      ( ~ subclass(X,Y)
      | ~ member(U,X)
      | member(U,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f2,axiom,
    ! [X,Y] :
      ( member(not_subclass_element(X,Y),X)
      | subclass(X,Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f7,axiom,
    ! [X,Y] :
      ( ~ subclass(X,Y)
      | ~ subclass(Y,X)
      | X = Y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f105,axiom,
    ! [X] :
      ( ~ subclass(X,null_class)
      | X = null_class ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f125,axiom,
    ! [Y,X] :
      ( ~ member(Y,singleton(X))
      | Y = X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f139,axiom,
    ! [X,Y] :
      ( ~ member(X,Y)
      | subclass(singleton(X),Y) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f140,negated_conjecture,
    subclass(x,singleton(y)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f141,negated_conjecture,
    x != null_class,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f142,negated_conjecture,
    singleton(y) != x,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p') ).

fof(f143,plain,
    ! [Y,U] :
      ( ! [X] :
          ( ~ subclass(X,Y)
          | ~ member(U,X) )
      | member(U,Y) ),
    inference(miniscoping,[status(esa)],[f1]) ).

fof(f144,plain,
    ! [X0,X1,X2] :
      ( ~ subclass(X0,X1)
      | ~ member(X2,X0)
      | member(X2,X1) ),
    inference(cnf_transformation,[status(esa)],[f143]) ).

fof(f145,plain,
    ! [X0,X1] :
      ( member(not_subclass_element(X0,X1),X0)
      | subclass(X0,X1) ),
    inference(cnf_transformation,[status(esa)],[f2]) ).

fof(f150,plain,
    ! [X0,X1] :
      ( ~ subclass(X0,X1)
      | ~ subclass(X1,X0)
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f7]) ).

fof(f266,plain,
    ! [X0] :
      ( ~ subclass(X0,null_class)
      | X0 = null_class ),
    inference(cnf_transformation,[status(esa)],[f105]) ).

fof(f294,plain,
    ! [X0,X1] :
      ( ~ member(X0,singleton(X1))
      | X0 = X1 ),
    inference(cnf_transformation,[status(esa)],[f125]) ).

fof(f309,plain,
    ! [X0,X1] :
      ( ~ member(X0,X1)
      | subclass(singleton(X0),X1) ),
    inference(cnf_transformation,[status(esa)],[f139]) ).

fof(f310,plain,
    subclass(x,singleton(y)),
    inference(cnf_transformation,[status(esa)],[f140]) ).

fof(f311,plain,
    x != null_class,
    inference(cnf_transformation,[status(esa)],[f141]) ).

fof(f312,plain,
    singleton(y) != x,
    inference(cnf_transformation,[status(esa)],[f142]) ).

fof(f316,plain,
    ! [X0] :
      ( ~ member(X0,x)
      | member(X0,singleton(y)) ),
    inference(resolution,[status(thm)],[f144,f310]) ).

fof(f323,plain,
    ( spl0_0
  <=> subclass(singleton(y),x) ),
    introduced(split_symbol_definition) ).

fof(f325,plain,
    ( ~ subclass(singleton(y),x)
    | spl0_0 ),
    inference(component_clause,[status(thm)],[f323]) ).

fof(f326,plain,
    ( spl0_1
  <=> x = singleton(y) ),
    introduced(split_symbol_definition) ).

fof(f327,plain,
    ( x = singleton(y)
    | ~ spl0_1 ),
    inference(component_clause,[status(thm)],[f326]) ).

fof(f329,plain,
    ( ~ subclass(singleton(y),x)
    | x = singleton(y) ),
    inference(resolution,[status(thm)],[f150,f310]) ).

fof(f330,plain,
    ( ~ spl0_0
    | spl0_1 ),
    inference(split_clause,[status(thm)],[f329,f323,f326]) ).

fof(f349,plain,
    ! [X0] :
      ( member(not_subclass_element(x,X0),singleton(y))
      | subclass(x,X0) ),
    inference(resolution,[status(thm)],[f316,f145]) ).

fof(f357,plain,
    ! [X0] :
      ( subclass(x,X0)
      | not_subclass_element(x,X0) = y ),
    inference(resolution,[status(thm)],[f349,f294]) ).

fof(f359,plain,
    ( spl0_3
  <=> not_subclass_element(x,null_class) = y ),
    introduced(split_symbol_definition) ).

fof(f360,plain,
    ( not_subclass_element(x,null_class) = y
    | ~ spl0_3 ),
    inference(component_clause,[status(thm)],[f359]) ).

fof(f362,plain,
    ( spl0_4
  <=> x = null_class ),
    introduced(split_symbol_definition) ).

fof(f363,plain,
    ( x = null_class
    | ~ spl0_4 ),
    inference(component_clause,[status(thm)],[f362]) ).

fof(f365,plain,
    ( not_subclass_element(x,null_class) = y
    | x = null_class ),
    inference(resolution,[status(thm)],[f357,f266]) ).

fof(f366,plain,
    ( spl0_3
    | spl0_4 ),
    inference(split_clause,[status(thm)],[f365,f359,f362]) ).

fof(f373,plain,
    ( spl0_6
  <=> subclass(x,null_class) ),
    introduced(split_symbol_definition) ).

fof(f374,plain,
    ( subclass(x,null_class)
    | ~ spl0_6 ),
    inference(component_clause,[status(thm)],[f373]) ).

fof(f383,plain,
    ( spl0_8
  <=> member(y,x) ),
    introduced(split_symbol_definition) ).

fof(f384,plain,
    ( member(y,x)
    | ~ spl0_8 ),
    inference(component_clause,[status(thm)],[f383]) ).

fof(f386,plain,
    ( member(y,x)
    | subclass(x,null_class)
    | ~ spl0_3 ),
    inference(paramodulation,[status(thm)],[f360,f145]) ).

fof(f387,plain,
    ( spl0_8
    | spl0_6
    | ~ spl0_3 ),
    inference(split_clause,[status(thm)],[f386,f383,f373,f359]) ).

fof(f388,plain,
    ( x = null_class
    | ~ spl0_6 ),
    inference(resolution,[status(thm)],[f374,f266]) ).

fof(f389,plain,
    ( $false
    | ~ spl0_6 ),
    inference(forward_subsumption_resolution,[status(thm)],[f388,f311]) ).

fof(f390,plain,
    ~ spl0_6,
    inference(contradiction_clause,[status(thm)],[f389]) ).

fof(f391,plain,
    ( $false
    | ~ spl0_4 ),
    inference(forward_subsumption_resolution,[status(thm)],[f363,f311]) ).

fof(f392,plain,
    ~ spl0_4,
    inference(contradiction_clause,[status(thm)],[f391]) ).

fof(f655,plain,
    ( subclass(singleton(y),x)
    | ~ spl0_8 ),
    inference(resolution,[status(thm)],[f309,f384]) ).

fof(f656,plain,
    ( $false
    | spl0_0
    | ~ spl0_8 ),
    inference(forward_subsumption_resolution,[status(thm)],[f655,f325]) ).

fof(f657,plain,
    ( spl0_0
    | ~ spl0_8 ),
    inference(contradiction_clause,[status(thm)],[f656]) ).

fof(f672,plain,
    ( $false
    | ~ spl0_1 ),
    inference(forward_subsumption_resolution,[status(thm)],[f327,f312]) ).

fof(f673,plain,
    ~ spl0_1,
    inference(contradiction_clause,[status(thm)],[f672]) ).

fof(f674,plain,
    $false,
    inference(sat_refutation,[status(thm)],[f330,f366,f387,f390,f392,f657,f673]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SET096-7 : TPTP v8.1.2. Bugfixed v2.1.0.
% 0.11/0.13  % Command  : drodi -learnfrom(drodi.lrn) -timeout(%d) %s
% 0.14/0.34  % Computer : n029.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 300
% 0.14/0.34  % DateTime : Mon Apr 29 21:55:34 EDT 2024
% 0.14/0.34  % CPUTime  : 
% 0.14/0.35  % Drodi V3.6.0
% 0.14/0.36  % Refutation found
% 0.14/0.36  % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.14/0.36  % SZS output start CNFRefutation for theBenchmark
% See solution above
% 0.14/0.37  % Elapsed time: 0.026487 seconds
% 0.14/0.37  % CPU time: 0.046210 seconds
% 0.14/0.37  % Total memory used: 14.052 MB
% 0.14/0.37  % Net memory used: 14.019 MB
%------------------------------------------------------------------------------