TSTP Solution File: SEU324+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SEU324+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n027.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 17:05:49 EDT 2023

% Result   : Theorem 3.91s 1.14s
% Output   : CNFRefutation 3.91s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   21
%            Number of leaves      :   12
% Syntax   : Number of formulae    :   87 (  21 unt;   0 def)
%            Number of atoms       :  310 (  74 equ)
%            Maximal formula atoms :   18 (   3 avg)
%            Number of connectives :  353 ( 130   ~; 120   |;  73   &)
%                                         (   2 <=>;  28  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   5 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    7 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    9 (   9 usr;   4 con; 0-2 aty)
%            Number of variables   :  115 (   0 sgn;  58   !;  24   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0] :
      ( top_str(X0)
     => ! [X1] :
          ( element(X1,powerset(the_carrier(X0)))
         => interior(X0,X1) = subset_complement(the_carrier(X0),topstr_closure(X0,subset_complement(the_carrier(X0),X1))) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',d1_tops_1) ).

fof(f4,axiom,
    ! [X0,X1] :
      ( element(X1,powerset(X0))
     => element(subset_complement(X0,X1),powerset(X0)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dt_k3_subset_1) ).

fof(f15,axiom,
    ! [X0,X1] :
      ( ( element(X1,powerset(the_carrier(X0)))
        & open_subset(X1,X0)
        & top_str(X0)
        & topological_space(X0) )
     => closed_subset(subset_complement(the_carrier(X0),X1),X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc4_tops_1) ).

fof(f16,axiom,
    ! [X0,X1] :
      ( ( element(X1,powerset(the_carrier(X0)))
        & top_str(X0)
        & topological_space(X0) )
     => open_subset(interior(X0,X1),X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',fc6_tops_1) ).

fof(f17,axiom,
    ! [X0,X1] :
      ( element(X1,powerset(X0))
     => subset_complement(X0,subset_complement(X0,X1)) = X1 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',involutiveness_k3_subset_1) ).

fof(f22,axiom,
    ! [X0] :
      ( top_str(X0)
     => ! [X1] :
          ( element(X1,powerset(the_carrier(X0)))
         => ( open_subset(X1,X0)
          <=> closed_subset(subset_complement(the_carrier(X0),X1),X0) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t30_tops_1) ).

fof(f24,axiom,
    ! [X0] :
      ( top_str(X0)
     => ! [X1] :
          ( element(X1,powerset(the_carrier(X0)))
         => ( ( ( topstr_closure(X0,X1) = X1
                & topological_space(X0) )
             => closed_subset(X1,X0) )
            & ( closed_subset(X1,X0)
             => topstr_closure(X0,X1) = X1 ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t52_pre_topc) ).

fof(f25,conjecture,
    ! [X0] :
      ( ( top_str(X0)
        & topological_space(X0) )
     => ! [X1] :
          ( top_str(X1)
         => ! [X2] :
              ( element(X2,powerset(the_carrier(X0)))
             => ! [X3] :
                  ( element(X3,powerset(the_carrier(X1)))
                 => ( ( interior(X0,X2) = X2
                     => open_subset(X2,X0) )
                    & ( open_subset(X3,X1)
                     => interior(X1,X3) = X3 ) ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',t55_tops_1) ).

fof(f26,negated_conjecture,
    ~ ! [X0] :
        ( ( top_str(X0)
          & topological_space(X0) )
       => ! [X1] :
            ( top_str(X1)
           => ! [X2] :
                ( element(X2,powerset(the_carrier(X0)))
               => ! [X3] :
                    ( element(X3,powerset(the_carrier(X1)))
                   => ( ( interior(X0,X2) = X2
                       => open_subset(X2,X0) )
                      & ( open_subset(X3,X1)
                       => interior(X1,X3) = X3 ) ) ) ) ) ),
    inference(negated_conjecture,[],[f25]) ).

fof(f31,plain,
    ! [X0] :
      ( ! [X1] :
          ( interior(X0,X1) = subset_complement(the_carrier(X0),topstr_closure(X0,subset_complement(the_carrier(X0),X1)))
          | ~ element(X1,powerset(the_carrier(X0))) )
      | ~ top_str(X0) ),
    inference(ennf_transformation,[],[f1]) ).

fof(f34,plain,
    ! [X0,X1] :
      ( element(subset_complement(X0,X1),powerset(X0))
      | ~ element(X1,powerset(X0)) ),
    inference(ennf_transformation,[],[f4]) ).

fof(f41,plain,
    ! [X0,X1] :
      ( closed_subset(subset_complement(the_carrier(X0),X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ open_subset(X1,X0)
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(ennf_transformation,[],[f15]) ).

fof(f42,plain,
    ! [X0,X1] :
      ( closed_subset(subset_complement(the_carrier(X0),X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ open_subset(X1,X0)
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(flattening,[],[f41]) ).

fof(f43,plain,
    ! [X0,X1] :
      ( open_subset(interior(X0,X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(ennf_transformation,[],[f16]) ).

fof(f44,plain,
    ! [X0,X1] :
      ( open_subset(interior(X0,X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(flattening,[],[f43]) ).

fof(f45,plain,
    ! [X0,X1] :
      ( subset_complement(X0,subset_complement(X0,X1)) = X1
      | ~ element(X1,powerset(X0)) ),
    inference(ennf_transformation,[],[f17]) ).

fof(f52,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( open_subset(X1,X0)
          <=> closed_subset(subset_complement(the_carrier(X0),X1),X0) )
          | ~ element(X1,powerset(the_carrier(X0))) )
      | ~ top_str(X0) ),
    inference(ennf_transformation,[],[f22]) ).

fof(f54,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( closed_subset(X1,X0)
              | topstr_closure(X0,X1) != X1
              | ~ topological_space(X0) )
            & ( topstr_closure(X0,X1) = X1
              | ~ closed_subset(X1,X0) ) )
          | ~ element(X1,powerset(the_carrier(X0))) )
      | ~ top_str(X0) ),
    inference(ennf_transformation,[],[f24]) ).

fof(f55,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( closed_subset(X1,X0)
              | topstr_closure(X0,X1) != X1
              | ~ topological_space(X0) )
            & ( topstr_closure(X0,X1) = X1
              | ~ closed_subset(X1,X0) ) )
          | ~ element(X1,powerset(the_carrier(X0))) )
      | ~ top_str(X0) ),
    inference(flattening,[],[f54]) ).

fof(f56,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ open_subset(X2,X0)
                      & interior(X0,X2) = X2 )
                    | ( interior(X1,X3) != X3
                      & open_subset(X3,X1) ) )
                  & element(X3,powerset(the_carrier(X1))) )
              & element(X2,powerset(the_carrier(X0))) )
          & top_str(X1) )
      & top_str(X0)
      & topological_space(X0) ),
    inference(ennf_transformation,[],[f26]) ).

fof(f57,plain,
    ? [X0] :
      ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ open_subset(X2,X0)
                      & interior(X0,X2) = X2 )
                    | ( interior(X1,X3) != X3
                      & open_subset(X3,X1) ) )
                  & element(X3,powerset(the_carrier(X1))) )
              & element(X2,powerset(the_carrier(X0))) )
          & top_str(X1) )
      & top_str(X0)
      & topological_space(X0) ),
    inference(flattening,[],[f56]) ).

fof(f68,plain,
    ! [X0] :
      ( ! [X1] :
          ( ( ( open_subset(X1,X0)
              | ~ closed_subset(subset_complement(the_carrier(X0),X1),X0) )
            & ( closed_subset(subset_complement(the_carrier(X0),X1),X0)
              | ~ open_subset(X1,X0) ) )
          | ~ element(X1,powerset(the_carrier(X0))) )
      | ~ top_str(X0) ),
    inference(nnf_transformation,[],[f52]) ).

fof(f69,plain,
    ( ? [X0] :
        ( ? [X1] :
            ( ? [X2] :
                ( ? [X3] :
                    ( ( ( ~ open_subset(X2,X0)
                        & interior(X0,X2) = X2 )
                      | ( interior(X1,X3) != X3
                        & open_subset(X3,X1) ) )
                    & element(X3,powerset(the_carrier(X1))) )
                & element(X2,powerset(the_carrier(X0))) )
            & top_str(X1) )
        & top_str(X0)
        & topological_space(X0) )
   => ( ? [X1] :
          ( ? [X2] :
              ( ? [X3] :
                  ( ( ( ~ open_subset(X2,sK5)
                      & interior(sK5,X2) = X2 )
                    | ( interior(X1,X3) != X3
                      & open_subset(X3,X1) ) )
                  & element(X3,powerset(the_carrier(X1))) )
              & element(X2,powerset(the_carrier(sK5))) )
          & top_str(X1) )
      & top_str(sK5)
      & topological_space(sK5) ) ),
    introduced(choice_axiom,[]) ).

fof(f70,plain,
    ( ? [X1] :
        ( ? [X2] :
            ( ? [X3] :
                ( ( ( ~ open_subset(X2,sK5)
                    & interior(sK5,X2) = X2 )
                  | ( interior(X1,X3) != X3
                    & open_subset(X3,X1) ) )
                & element(X3,powerset(the_carrier(X1))) )
            & element(X2,powerset(the_carrier(sK5))) )
        & top_str(X1) )
   => ( ? [X2] :
          ( ? [X3] :
              ( ( ( ~ open_subset(X2,sK5)
                  & interior(sK5,X2) = X2 )
                | ( interior(sK6,X3) != X3
                  & open_subset(X3,sK6) ) )
              & element(X3,powerset(the_carrier(sK6))) )
          & element(X2,powerset(the_carrier(sK5))) )
      & top_str(sK6) ) ),
    introduced(choice_axiom,[]) ).

fof(f71,plain,
    ( ? [X2] :
        ( ? [X3] :
            ( ( ( ~ open_subset(X2,sK5)
                & interior(sK5,X2) = X2 )
              | ( interior(sK6,X3) != X3
                & open_subset(X3,sK6) ) )
            & element(X3,powerset(the_carrier(sK6))) )
        & element(X2,powerset(the_carrier(sK5))) )
   => ( ? [X3] :
          ( ( ( ~ open_subset(sK7,sK5)
              & sK7 = interior(sK5,sK7) )
            | ( interior(sK6,X3) != X3
              & open_subset(X3,sK6) ) )
          & element(X3,powerset(the_carrier(sK6))) )
      & element(sK7,powerset(the_carrier(sK5))) ) ),
    introduced(choice_axiom,[]) ).

fof(f72,plain,
    ( ? [X3] :
        ( ( ( ~ open_subset(sK7,sK5)
            & sK7 = interior(sK5,sK7) )
          | ( interior(sK6,X3) != X3
            & open_subset(X3,sK6) ) )
        & element(X3,powerset(the_carrier(sK6))) )
   => ( ( ( ~ open_subset(sK7,sK5)
          & sK7 = interior(sK5,sK7) )
        | ( sK8 != interior(sK6,sK8)
          & open_subset(sK8,sK6) ) )
      & element(sK8,powerset(the_carrier(sK6))) ) ),
    introduced(choice_axiom,[]) ).

fof(f73,plain,
    ( ( ( ~ open_subset(sK7,sK5)
        & sK7 = interior(sK5,sK7) )
      | ( sK8 != interior(sK6,sK8)
        & open_subset(sK8,sK6) ) )
    & element(sK8,powerset(the_carrier(sK6)))
    & element(sK7,powerset(the_carrier(sK5)))
    & top_str(sK6)
    & top_str(sK5)
    & topological_space(sK5) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5,sK6,sK7,sK8])],[f57,f72,f71,f70,f69]) ).

fof(f74,plain,
    ! [X0,X1] :
      ( interior(X0,X1) = subset_complement(the_carrier(X0),topstr_closure(X0,subset_complement(the_carrier(X0),X1)))
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0) ),
    inference(cnf_transformation,[],[f31]) ).

fof(f76,plain,
    ! [X0,X1] :
      ( element(subset_complement(X0,X1),powerset(X0))
      | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[],[f34]) ).

fof(f82,plain,
    ! [X0,X1] :
      ( closed_subset(subset_complement(the_carrier(X0),X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ open_subset(X1,X0)
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(cnf_transformation,[],[f42]) ).

fof(f83,plain,
    ! [X0,X1] :
      ( open_subset(interior(X0,X1),X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0)
      | ~ topological_space(X0) ),
    inference(cnf_transformation,[],[f44]) ).

fof(f84,plain,
    ! [X0,X1] :
      ( subset_complement(X0,subset_complement(X0,X1)) = X1
      | ~ element(X1,powerset(X0)) ),
    inference(cnf_transformation,[],[f45]) ).

fof(f93,plain,
    ! [X0,X1] :
      ( closed_subset(subset_complement(the_carrier(X0),X1),X0)
      | ~ open_subset(X1,X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0) ),
    inference(cnf_transformation,[],[f68]) ).

fof(f96,plain,
    ! [X0,X1] :
      ( topstr_closure(X0,X1) = X1
      | ~ closed_subset(X1,X0)
      | ~ element(X1,powerset(the_carrier(X0)))
      | ~ top_str(X0) ),
    inference(cnf_transformation,[],[f55]) ).

fof(f98,plain,
    topological_space(sK5),
    inference(cnf_transformation,[],[f73]) ).

fof(f99,plain,
    top_str(sK5),
    inference(cnf_transformation,[],[f73]) ).

fof(f100,plain,
    top_str(sK6),
    inference(cnf_transformation,[],[f73]) ).

fof(f101,plain,
    element(sK7,powerset(the_carrier(sK5))),
    inference(cnf_transformation,[],[f73]) ).

fof(f102,plain,
    element(sK8,powerset(the_carrier(sK6))),
    inference(cnf_transformation,[],[f73]) ).

fof(f103,plain,
    ( sK7 = interior(sK5,sK7)
    | open_subset(sK8,sK6) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f104,plain,
    ( sK7 = interior(sK5,sK7)
    | sK8 != interior(sK6,sK8) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f105,plain,
    ( ~ open_subset(sK7,sK5)
    | open_subset(sK8,sK6) ),
    inference(cnf_transformation,[],[f73]) ).

fof(f106,plain,
    ( ~ open_subset(sK7,sK5)
    | sK8 != interior(sK6,sK8) ),
    inference(cnf_transformation,[],[f73]) ).

cnf(c_49,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ top_str(X1)
    | subset_complement(the_carrier(X1),topstr_closure(X1,subset_complement(the_carrier(X1),X0))) = interior(X1,X0) ),
    inference(cnf_transformation,[],[f74]) ).

cnf(c_51,plain,
    ( ~ element(X0,powerset(X1))
    | element(subset_complement(X1,X0),powerset(X1)) ),
    inference(cnf_transformation,[],[f76]) ).

cnf(c_57,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ open_subset(X0,X1)
    | ~ top_str(X1)
    | ~ topological_space(X1)
    | closed_subset(subset_complement(the_carrier(X1),X0),X1) ),
    inference(cnf_transformation,[],[f82]) ).

cnf(c_58,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ top_str(X1)
    | ~ topological_space(X1)
    | open_subset(interior(X1,X0),X1) ),
    inference(cnf_transformation,[],[f83]) ).

cnf(c_59,plain,
    ( ~ element(X0,powerset(X1))
    | subset_complement(X1,subset_complement(X1,X0)) = X0 ),
    inference(cnf_transformation,[],[f84]) ).

cnf(c_69,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ open_subset(X0,X1)
    | ~ top_str(X1)
    | closed_subset(subset_complement(the_carrier(X1),X0),X1) ),
    inference(cnf_transformation,[],[f93]) ).

cnf(c_72,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ closed_subset(X0,X1)
    | ~ top_str(X1)
    | topstr_closure(X1,X0) = X0 ),
    inference(cnf_transformation,[],[f96]) ).

cnf(c_73,negated_conjecture,
    ( interior(sK6,sK8) != sK8
    | ~ open_subset(sK7,sK5) ),
    inference(cnf_transformation,[],[f106]) ).

cnf(c_74,negated_conjecture,
    ( ~ open_subset(sK7,sK5)
    | open_subset(sK8,sK6) ),
    inference(cnf_transformation,[],[f105]) ).

cnf(c_75,negated_conjecture,
    ( interior(sK6,sK8) != sK8
    | interior(sK5,sK7) = sK7 ),
    inference(cnf_transformation,[],[f104]) ).

cnf(c_76,negated_conjecture,
    ( interior(sK5,sK7) = sK7
    | open_subset(sK8,sK6) ),
    inference(cnf_transformation,[],[f103]) ).

cnf(c_77,negated_conjecture,
    element(sK8,powerset(the_carrier(sK6))),
    inference(cnf_transformation,[],[f102]) ).

cnf(c_78,negated_conjecture,
    element(sK7,powerset(the_carrier(sK5))),
    inference(cnf_transformation,[],[f101]) ).

cnf(c_79,negated_conjecture,
    top_str(sK6),
    inference(cnf_transformation,[],[f100]) ).

cnf(c_80,negated_conjecture,
    top_str(sK5),
    inference(cnf_transformation,[],[f99]) ).

cnf(c_81,negated_conjecture,
    topological_space(sK5),
    inference(cnf_transformation,[],[f98]) ).

cnf(c_105,plain,
    ( ~ top_str(X1)
    | ~ open_subset(X0,X1)
    | ~ element(X0,powerset(the_carrier(X1)))
    | closed_subset(subset_complement(the_carrier(X1),X0),X1) ),
    inference(global_subsumption_just,[status(thm)],[c_57,c_69]) ).

cnf(c_106,plain,
    ( ~ element(X0,powerset(the_carrier(X1)))
    | ~ open_subset(X0,X1)
    | ~ top_str(X1)
    | closed_subset(subset_complement(the_carrier(X1),X0),X1) ),
    inference(renaming,[status(thm)],[c_105]) ).

cnf(c_501,plain,
    ( X0 != sK5
    | ~ element(X1,powerset(the_carrier(X0)))
    | ~ top_str(X0)
    | open_subset(interior(X0,X1),X0) ),
    inference(resolution_lifted,[status(thm)],[c_58,c_81]) ).

cnf(c_502,plain,
    ( ~ element(X0,powerset(the_carrier(sK5)))
    | ~ top_str(sK5)
    | open_subset(interior(sK5,X0),sK5) ),
    inference(unflattening,[status(thm)],[c_501]) ).

cnf(c_504,plain,
    ( ~ element(X0,powerset(the_carrier(sK5)))
    | open_subset(interior(sK5,X0),sK5) ),
    inference(global_subsumption_just,[status(thm)],[c_502,c_80,c_502]) ).

cnf(c_644,plain,
    ( X0 != sK6
    | ~ element(X1,powerset(the_carrier(X0)))
    | ~ closed_subset(X1,X0)
    | topstr_closure(X0,X1) = X1 ),
    inference(resolution_lifted,[status(thm)],[c_72,c_79]) ).

cnf(c_645,plain,
    ( ~ element(X0,powerset(the_carrier(sK6)))
    | ~ closed_subset(X0,sK6)
    | topstr_closure(sK6,X0) = X0 ),
    inference(unflattening,[status(thm)],[c_644]) ).

cnf(c_656,plain,
    ( X0 != sK6
    | ~ element(X1,powerset(the_carrier(X0)))
    | ~ open_subset(X1,X0)
    | closed_subset(subset_complement(the_carrier(X0),X1),X0) ),
    inference(resolution_lifted,[status(thm)],[c_106,c_79]) ).

cnf(c_657,plain,
    ( ~ element(X0,powerset(the_carrier(sK6)))
    | ~ open_subset(X0,sK6)
    | closed_subset(subset_complement(the_carrier(sK6),X0),sK6) ),
    inference(unflattening,[status(thm)],[c_656]) ).

cnf(c_686,plain,
    ( X0 != sK6
    | ~ element(X1,powerset(the_carrier(X0)))
    | subset_complement(the_carrier(X0),topstr_closure(X0,subset_complement(the_carrier(X0),X1))) = interior(X0,X1) ),
    inference(resolution_lifted,[status(thm)],[c_49,c_79]) ).

cnf(c_687,plain,
    ( ~ element(X0,powerset(the_carrier(sK6)))
    | subset_complement(the_carrier(sK6),topstr_closure(sK6,subset_complement(the_carrier(sK6),X0))) = interior(sK6,X0) ),
    inference(unflattening,[status(thm)],[c_686]) ).

cnf(c_2240,plain,
    subset_complement(the_carrier(sK6),subset_complement(the_carrier(sK6),sK8)) = sK8,
    inference(superposition,[status(thm)],[c_77,c_59]) ).

cnf(c_2259,plain,
    open_subset(interior(sK5,sK7),sK5),
    inference(superposition,[status(thm)],[c_78,c_504]) ).

cnf(c_2406,plain,
    ( ~ closed_subset(subset_complement(the_carrier(sK6),X0),sK6)
    | ~ element(X0,powerset(the_carrier(sK6)))
    | topstr_closure(sK6,subset_complement(the_carrier(sK6),X0)) = subset_complement(the_carrier(sK6),X0) ),
    inference(superposition,[status(thm)],[c_51,c_645]) ).

cnf(c_2579,plain,
    subset_complement(the_carrier(sK6),topstr_closure(sK6,subset_complement(the_carrier(sK6),sK8))) = interior(sK6,sK8),
    inference(superposition,[status(thm)],[c_77,c_687]) ).

cnf(c_5761,plain,
    ( ~ element(X0,powerset(the_carrier(sK6)))
    | ~ open_subset(X0,sK6)
    | topstr_closure(sK6,subset_complement(the_carrier(sK6),X0)) = subset_complement(the_carrier(sK6),X0) ),
    inference(superposition,[status(thm)],[c_657,c_2406]) ).

cnf(c_5885,plain,
    ( ~ open_subset(sK8,sK6)
    | topstr_closure(sK6,subset_complement(the_carrier(sK6),sK8)) = subset_complement(the_carrier(sK6),sK8) ),
    inference(superposition,[status(thm)],[c_77,c_5761]) ).

cnf(c_5962,plain,
    ( topstr_closure(sK6,subset_complement(the_carrier(sK6),sK8)) = subset_complement(the_carrier(sK6),sK8)
    | interior(sK5,sK7) = sK7 ),
    inference(superposition,[status(thm)],[c_76,c_5885]) ).

cnf(c_5971,plain,
    ( subset_complement(the_carrier(sK6),subset_complement(the_carrier(sK6),sK8)) = interior(sK6,sK8)
    | interior(sK5,sK7) = sK7 ),
    inference(superposition,[status(thm)],[c_5962,c_2579]) ).

cnf(c_5972,plain,
    ( interior(sK5,sK7) = sK7
    | interior(sK6,sK8) = sK8 ),
    inference(light_normalisation,[status(thm)],[c_5971,c_2240]) ).

cnf(c_5995,plain,
    interior(sK5,sK7) = sK7,
    inference(global_subsumption_just,[status(thm)],[c_5972,c_75,c_5972]) ).

cnf(c_6007,plain,
    open_subset(sK7,sK5),
    inference(demodulation,[status(thm)],[c_2259,c_5995]) ).

cnf(c_6009,plain,
    open_subset(sK8,sK6),
    inference(backward_subsumption_resolution,[status(thm)],[c_74,c_6007]) ).

cnf(c_6010,plain,
    interior(sK6,sK8) != sK8,
    inference(backward_subsumption_resolution,[status(thm)],[c_73,c_6007]) ).

cnf(c_6011,plain,
    topstr_closure(sK6,subset_complement(the_carrier(sK6),sK8)) = subset_complement(the_carrier(sK6),sK8),
    inference(backward_subsumption_resolution,[status(thm)],[c_5885,c_6009]) ).

cnf(c_6012,plain,
    subset_complement(the_carrier(sK6),subset_complement(the_carrier(sK6),sK8)) = interior(sK6,sK8),
    inference(demodulation,[status(thm)],[c_2579,c_6011]) ).

cnf(c_6013,plain,
    interior(sK6,sK8) = sK8,
    inference(light_normalisation,[status(thm)],[c_6012,c_2240]) ).

cnf(c_6020,plain,
    $false,
    inference(forward_subsumption_resolution,[status(thm)],[c_6010,c_6013]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem  : SEU324+1 : TPTP v8.1.2. Released v3.3.0.
% 0.12/0.13  % Command  : run_iprover %s %d THM
% 0.12/0.33  % Computer : n027.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Wed Aug 23 15:24:32 EDT 2023
% 0.12/0.33  % CPUTime  : 
% 0.18/0.46  Running first-order theorem proving
% 0.18/0.46  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.91/1.14  % SZS status Started for theBenchmark.p
% 3.91/1.14  % SZS status Theorem for theBenchmark.p
% 3.91/1.14  
% 3.91/1.14  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.91/1.14  
% 3.91/1.14  ------  iProver source info
% 3.91/1.14  
% 3.91/1.14  git: date: 2023-05-31 18:12:56 +0000
% 3.91/1.14  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.91/1.14  git: non_committed_changes: false
% 3.91/1.14  git: last_make_outside_of_git: false
% 3.91/1.14  
% 3.91/1.14  ------ Parsing...
% 3.91/1.14  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.91/1.14  
% 3.91/1.14  ------ Preprocessing... sup_sim: 0  sf_s  rm: 1 0s  sf_e  pe_s  pe:1:0s pe:2:0s pe_e 
% 3.91/1.14  
% 3.91/1.14  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  snvd_s sp: 0 0s snvd_e 
% 3.91/1.14  
% 3.91/1.14  ------ Preprocessing... sf_s  rm: 1 0s  sf_e  sf_s  rm: 0 0s  sf_e 
% 3.91/1.14  ------ Proving...
% 3.91/1.14  ------ Problem Properties 
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  clauses                                 39
% 3.91/1.14  conjectures                             6
% 3.91/1.14  EPR                                     1
% 3.91/1.14  Horn                                    38
% 3.91/1.14  unary                                   11
% 3.91/1.14  binary                                  17
% 3.91/1.14  lits                                    78
% 3.91/1.14  lits eq                                 12
% 3.91/1.14  fd_pure                                 0
% 3.91/1.14  fd_pseudo                               0
% 3.91/1.14  fd_cond                                 0
% 3.91/1.14  fd_pseudo_cond                          0
% 3.91/1.14  AC symbols                              0
% 3.91/1.14  
% 3.91/1.14  ------ Schedule dynamic 5 is on 
% 3.91/1.14  
% 3.91/1.14  ------ Input Options "--resolution_flag false --inst_lit_sel_side none" Time Limit: 10.
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  ------ 
% 3.91/1.14  Current options:
% 3.91/1.14  ------ 
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  ------ Proving...
% 3.91/1.14  
% 3.91/1.14  
% 3.91/1.14  % SZS status Theorem for theBenchmark.p
% 3.91/1.14  
% 3.91/1.14  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.91/1.14  
% 3.91/1.15  
%------------------------------------------------------------------------------