TSTP Solution File: LCL953_8 by SnakeForV---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : LCL953_8 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s

% Computer : n011.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 : Mon May 22 15:38:39 EDT 2023

% Result   : Theorem 1.39s 0.54s
% Output   : Refutation 1.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   11
%            Number of leaves      :   27
% Syntax   : Number of formulae    :   53 (  12 unt;  17 typ;   0 def)
%            Number of atoms       :  330 (   0 equ)
%            Maximal formula atoms :   20 (   9 avg)
%            Number of connectives :  306 (  95   ~;  57   |; 101   &)
%                                         (   0 <=>;  53  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   18 (  10 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of FOOLs       :   83 (  83 fml;   0 var)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   26 (  11   >;  15   *;   0   +;   0  <<)
%            Number of predicates  :    9 (   8 usr;   3 prp; 0-3 aty)
%            Number of functors    :   11 (  11 usr;   5 con; 0-3 aty)
%            Number of variables   :  167 (;  96   !;  71   ?; 133   :)

% Comments : 
%------------------------------------------------------------------------------
tff(type_def_5,type,
    '$ki_world': $tType ).

tff(func_def_0,type,
    '$ki_local_world': '$ki_world' ).

tff(func_def_2,type,
    sK0: ( $i * $i * '$ki_world' ) > '$ki_world' ).

tff(func_def_3,type,
    sK1: '$ki_world' ).

tff(func_def_5,type,
    sK3: '$ki_world' ).

tff(func_def_7,type,
    sK5: '$ki_world' ).

tff(func_def_8,type,
    sK6: '$ki_world' ).

tff(func_def_9,type,
    sK7: '$ki_world' > '$ki_world' ).

tff(func_def_10,type,
    sK8: ( $i * $i * '$ki_world' ) > '$ki_world' ).

tff(func_def_11,type,
    sK9: ( $i * $i * '$ki_world' ) > '$ki_world' ).

tff(func_def_12,type,
    sK10: '$ki_world' > $i ).

tff(func_def_13,type,
    sK11: ( $i * $i * '$ki_world' ) > '$ki_world' ).

tff(pred_def_1,type,
    '$ki_accessible': ( '$ki_world' * '$ki_world' ) > $o ).

tff(pred_def_2,type,
    in: ( '$ki_world' * $i * $i ) > $o ).

tff(pred_def_3,type,
    disjoint: ( '$ki_world' * $i * $i ) > $o ).

tff(pred_def_4,type,
    empty: ( '$ki_world' * $i ) > $o ).

tff(pred_def_5,type,
    '$ki_exists_in_world_$i': ( '$ki_world' * $i ) > $o ).

tff(f75,plain,
    $false,
    inference(subsumption_resolution,[],[f74,f72]) ).

tff(f72,plain,
    '$ki_accessible'(sK0(sK2,sK4,sK5),sK7(sK0(sK2,sK4,sK5))),
    inference(unit_resulting_resolution,[],[f61,f47]) ).

tff(f47,plain,
    ! [X6: '$ki_world'] :
      ( '$ki_accessible'(X6,sK7(X6))
      | ~ '$ki_accessible'(sK5,X6) ),
    inference(cnf_transformation,[],[f32]) ).

tff(f32,plain,
    ( '$ki_accessible'('$ki_local_world',sK1)
    & '$ki_exists_in_world_$i'(sK3,sK4)
    & ~ disjoint(sK6,singleton(sK2),sK4)
    & '$ki_accessible'(sK5,sK6)
    & ! [X6: '$ki_world'] :
        ( ~ '$ki_accessible'(sK5,X6)
        | ( ~ in(sK7(X6),sK2,sK4)
          & '$ki_accessible'(X6,sK7(X6)) ) )
    & '$ki_accessible'(sK3,sK5)
    & '$ki_accessible'(sK1,sK3)
    & '$ki_exists_in_world_$i'(sK1,sK2) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3,sK4,sK5,sK6,sK7])],[f24,f31,f30,f29,f28,f27,f26,f25]) ).

tff(f25,plain,
    ( ? [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
        & ? [X1] :
            ( ? [X2: '$ki_world'] :
                ( ? [X3] :
                    ( '$ki_exists_in_world_$i'(X2,X3)
                    & ? [X4: '$ki_world'] :
                        ( ? [X5: '$ki_world'] :
                            ( ~ disjoint(X5,singleton(X1),X3)
                            & '$ki_accessible'(X4,X5) )
                        & ! [X6: '$ki_world'] :
                            ( ~ '$ki_accessible'(X4,X6)
                            | ? [X7: '$ki_world'] :
                                ( ~ in(X7,X1,X3)
                                & '$ki_accessible'(X6,X7) ) )
                        & '$ki_accessible'(X2,X4) ) )
                & '$ki_accessible'(X0,X2) )
            & '$ki_exists_in_world_$i'(X0,X1) ) )
   => ( '$ki_accessible'('$ki_local_world',sK1)
      & ? [X1] :
          ( ? [X2: '$ki_world'] :
              ( ? [X3] :
                  ( '$ki_exists_in_world_$i'(X2,X3)
                  & ? [X4: '$ki_world'] :
                      ( ? [X5: '$ki_world'] :
                          ( ~ disjoint(X5,singleton(X1),X3)
                          & '$ki_accessible'(X4,X5) )
                      & ! [X6: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X6)
                          | ? [X7: '$ki_world'] :
                              ( ~ in(X7,X1,X3)
                              & '$ki_accessible'(X6,X7) ) )
                      & '$ki_accessible'(X2,X4) ) )
              & '$ki_accessible'(sK1,X2) )
          & '$ki_exists_in_world_$i'(sK1,X1) ) ) ),
    introduced(choice_axiom,[]) ).

tff(f26,plain,
    ( ? [X1] :
        ( ? [X2: '$ki_world'] :
            ( ? [X3] :
                ( '$ki_exists_in_world_$i'(X2,X3)
                & ? [X4: '$ki_world'] :
                    ( ? [X5: '$ki_world'] :
                        ( ~ disjoint(X5,singleton(X1),X3)
                        & '$ki_accessible'(X4,X5) )
                    & ! [X6: '$ki_world'] :
                        ( ~ '$ki_accessible'(X4,X6)
                        | ? [X7: '$ki_world'] :
                            ( ~ in(X7,X1,X3)
                            & '$ki_accessible'(X6,X7) ) )
                    & '$ki_accessible'(X2,X4) ) )
            & '$ki_accessible'(sK1,X2) )
        & '$ki_exists_in_world_$i'(sK1,X1) )
   => ( ? [X2: '$ki_world'] :
          ( ? [X3] :
              ( '$ki_exists_in_world_$i'(X2,X3)
              & ? [X4: '$ki_world'] :
                  ( ? [X5: '$ki_world'] :
                      ( ~ disjoint(X5,singleton(sK2),X3)
                      & '$ki_accessible'(X4,X5) )
                  & ! [X6: '$ki_world'] :
                      ( ~ '$ki_accessible'(X4,X6)
                      | ? [X7: '$ki_world'] :
                          ( ~ in(X7,sK2,X3)
                          & '$ki_accessible'(X6,X7) ) )
                  & '$ki_accessible'(X2,X4) ) )
          & '$ki_accessible'(sK1,X2) )
      & '$ki_exists_in_world_$i'(sK1,sK2) ) ),
    introduced(choice_axiom,[]) ).

tff(f27,plain,
    ( ? [X2: '$ki_world'] :
        ( ? [X3] :
            ( '$ki_exists_in_world_$i'(X2,X3)
            & ? [X4: '$ki_world'] :
                ( ? [X5: '$ki_world'] :
                    ( ~ disjoint(X5,singleton(sK2),X3)
                    & '$ki_accessible'(X4,X5) )
                & ! [X6: '$ki_world'] :
                    ( ~ '$ki_accessible'(X4,X6)
                    | ? [X7: '$ki_world'] :
                        ( ~ in(X7,sK2,X3)
                        & '$ki_accessible'(X6,X7) ) )
                & '$ki_accessible'(X2,X4) ) )
        & '$ki_accessible'(sK1,X2) )
   => ( ? [X3] :
          ( '$ki_exists_in_world_$i'(sK3,X3)
          & ? [X4: '$ki_world'] :
              ( ? [X5: '$ki_world'] :
                  ( ~ disjoint(X5,singleton(sK2),X3)
                  & '$ki_accessible'(X4,X5) )
              & ! [X6: '$ki_world'] :
                  ( ~ '$ki_accessible'(X4,X6)
                  | ? [X7: '$ki_world'] :
                      ( ~ in(X7,sK2,X3)
                      & '$ki_accessible'(X6,X7) ) )
              & '$ki_accessible'(sK3,X4) ) )
      & '$ki_accessible'(sK1,sK3) ) ),
    introduced(choice_axiom,[]) ).

tff(f28,plain,
    ( ? [X3] :
        ( '$ki_exists_in_world_$i'(sK3,X3)
        & ? [X4: '$ki_world'] :
            ( ? [X5: '$ki_world'] :
                ( ~ disjoint(X5,singleton(sK2),X3)
                & '$ki_accessible'(X4,X5) )
            & ! [X6: '$ki_world'] :
                ( ~ '$ki_accessible'(X4,X6)
                | ? [X7: '$ki_world'] :
                    ( ~ in(X7,sK2,X3)
                    & '$ki_accessible'(X6,X7) ) )
            & '$ki_accessible'(sK3,X4) ) )
   => ( '$ki_exists_in_world_$i'(sK3,sK4)
      & ? [X4: '$ki_world'] :
          ( ? [X5: '$ki_world'] :
              ( ~ disjoint(X5,singleton(sK2),sK4)
              & '$ki_accessible'(X4,X5) )
          & ! [X6: '$ki_world'] :
              ( ~ '$ki_accessible'(X4,X6)
              | ? [X7: '$ki_world'] :
                  ( ~ in(X7,sK2,sK4)
                  & '$ki_accessible'(X6,X7) ) )
          & '$ki_accessible'(sK3,X4) ) ) ),
    introduced(choice_axiom,[]) ).

tff(f29,plain,
    ( ? [X4: '$ki_world'] :
        ( ? [X5: '$ki_world'] :
            ( ~ disjoint(X5,singleton(sK2),sK4)
            & '$ki_accessible'(X4,X5) )
        & ! [X6: '$ki_world'] :
            ( ~ '$ki_accessible'(X4,X6)
            | ? [X7: '$ki_world'] :
                ( ~ in(X7,sK2,sK4)
                & '$ki_accessible'(X6,X7) ) )
        & '$ki_accessible'(sK3,X4) )
   => ( ? [X5: '$ki_world'] :
          ( ~ disjoint(X5,singleton(sK2),sK4)
          & '$ki_accessible'(sK5,X5) )
      & ! [X6: '$ki_world'] :
          ( ~ '$ki_accessible'(sK5,X6)
          | ? [X7: '$ki_world'] :
              ( ~ in(X7,sK2,sK4)
              & '$ki_accessible'(X6,X7) ) )
      & '$ki_accessible'(sK3,sK5) ) ),
    introduced(choice_axiom,[]) ).

tff(f30,plain,
    ( ? [X5: '$ki_world'] :
        ( ~ disjoint(X5,singleton(sK2),sK4)
        & '$ki_accessible'(sK5,X5) )
   => ( ~ disjoint(sK6,singleton(sK2),sK4)
      & '$ki_accessible'(sK5,sK6) ) ),
    introduced(choice_axiom,[]) ).

tff(f31,plain,
    ! [X6: '$ki_world'] :
      ( ? [X7: '$ki_world'] :
          ( ~ in(X7,sK2,sK4)
          & '$ki_accessible'(X6,X7) )
     => ( ~ in(sK7(X6),sK2,sK4)
        & '$ki_accessible'(X6,sK7(X6)) ) ),
    introduced(choice_axiom,[]) ).

tff(f24,plain,
    ? [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
      & ? [X1] :
          ( ? [X2: '$ki_world'] :
              ( ? [X3] :
                  ( '$ki_exists_in_world_$i'(X2,X3)
                  & ? [X4: '$ki_world'] :
                      ( ? [X5: '$ki_world'] :
                          ( ~ disjoint(X5,singleton(X1),X3)
                          & '$ki_accessible'(X4,X5) )
                      & ! [X6: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X6)
                          | ? [X7: '$ki_world'] :
                              ( ~ in(X7,X1,X3)
                              & '$ki_accessible'(X6,X7) ) )
                      & '$ki_accessible'(X2,X4) ) )
              & '$ki_accessible'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) ) ),
    inference(rectify,[],[f17]) ).

tff(f17,plain,
    ? [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
      & ? [X1] :
          ( ? [X2: '$ki_world'] :
              ( ? [X3] :
                  ( '$ki_exists_in_world_$i'(X2,X3)
                  & ? [X4: '$ki_world'] :
                      ( ? [X7: '$ki_world'] :
                          ( ~ disjoint(X7,singleton(X1),X3)
                          & '$ki_accessible'(X4,X7) )
                      & ! [X5: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X5)
                          | ? [X6: '$ki_world'] :
                              ( ~ in(X6,X1,X3)
                              & '$ki_accessible'(X5,X6) ) )
                      & '$ki_accessible'(X2,X4) ) )
              & '$ki_accessible'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) ) ),
    inference(flattening,[],[f16]) ).

tff(f16,plain,
    ? [X0: '$ki_world'] :
      ( ? [X1] :
          ( ? [X2: '$ki_world'] :
              ( ? [X3] :
                  ( ? [X4: '$ki_world'] :
                      ( ? [X7: '$ki_world'] :
                          ( ~ disjoint(X7,singleton(X1),X3)
                          & '$ki_accessible'(X4,X7) )
                      & ! [X5: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X5)
                          | ? [X6: '$ki_world'] :
                              ( ~ in(X6,X1,X3)
                              & '$ki_accessible'(X5,X6) ) )
                      & '$ki_accessible'(X2,X4) )
                  & '$ki_exists_in_world_$i'(X2,X3) )
              & '$ki_accessible'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) )
      & '$ki_accessible'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f10]) ).

tff(f10,plain,
    ~ ! [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
       => ! [X1] :
            ( '$ki_exists_in_world_$i'(X0,X1)
           => ! [X2: '$ki_world'] :
                ( '$ki_accessible'(X0,X2)
               => ! [X3] :
                    ( '$ki_exists_in_world_$i'(X2,X3)
                   => ! [X4: '$ki_world'] :
                        ( '$ki_accessible'(X2,X4)
                       => ( ! [X5: '$ki_world'] :
                              ( '$ki_accessible'(X4,X5)
                             => ~ ! [X6: '$ki_world'] :
                                    ( '$ki_accessible'(X5,X6)
                                   => in(X6,X1,X3) ) )
                         => ! [X7: '$ki_world'] :
                              ( '$ki_accessible'(X4,X7)
                             => disjoint(X7,singleton(X1),X3) ) ) ) ) ) ) ),
    inference(rectify,[],[f9]) ).

tff(f9,negated_conjecture,
    ~ ! [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
       => ! [X2] :
            ( '$ki_exists_in_world_$i'(X0,X2)
           => ! [X3: '$ki_world'] :
                ( '$ki_accessible'(X0,X3)
               => ! [X4] :
                    ( '$ki_exists_in_world_$i'(X3,X4)
                   => ! [X5: '$ki_world'] :
                        ( '$ki_accessible'(X3,X5)
                       => ( ! [X6: '$ki_world'] :
                              ( '$ki_accessible'(X5,X6)
                             => ~ ! [X7: '$ki_world'] :
                                    ( '$ki_accessible'(X6,X7)
                                   => in(X7,X2,X4) ) )
                         => ! [X6: '$ki_world'] :
                              ( '$ki_accessible'(X5,X6)
                             => disjoint(X6,singleton(X2),X4) ) ) ) ) ) ) ),
    inference(negated_conjecture,[],[f8]) ).

tff(f8,conjecture,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ! [X2] :
          ( '$ki_exists_in_world_$i'(X0,X2)
         => ! [X3: '$ki_world'] :
              ( '$ki_accessible'(X0,X3)
             => ! [X4] :
                  ( '$ki_exists_in_world_$i'(X3,X4)
                 => ! [X5: '$ki_world'] :
                      ( '$ki_accessible'(X3,X5)
                     => ( ! [X6: '$ki_world'] :
                            ( '$ki_accessible'(X5,X6)
                           => ~ ! [X7: '$ki_world'] :
                                  ( '$ki_accessible'(X6,X7)
                                 => in(X7,X2,X4) ) )
                       => ! [X6: '$ki_world'] :
                            ( '$ki_accessible'(X5,X6)
                           => disjoint(X6,singleton(X2),X4) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',verify) ).

tff(f61,plain,
    '$ki_accessible'(sK5,sK0(sK2,sK4,sK5)),
    inference(unit_resulting_resolution,[],[f45,f46,f51,f52,f44,f49,f50,f42]) ).

tff(f42,plain,
    ! [X2: '$ki_world',X3: $i,X0: '$ki_world',X1: $i,X7: '$ki_world',X4: '$ki_world'] :
      ( ~ '$ki_exists_in_world_$i'(X2,X3)
      | ~ '$ki_exists_in_world_$i'(X0,X1)
      | ~ '$ki_accessible'(X4,X7)
      | '$ki_accessible'(X4,sK0(X1,X3,X4))
      | ~ '$ki_accessible'(X0,X2)
      | disjoint(X7,singleton(X1),X3)
      | ~ '$ki_accessible'(X2,X4)
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f23]) ).

tff(f23,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ~ '$ki_exists_in_world_$i'(X0,X1)
          | ! [X2: '$ki_world'] :
              ( ! [X3] :
                  ( ~ '$ki_exists_in_world_$i'(X2,X3)
                  | ! [X4: '$ki_world'] :
                      ( ~ '$ki_accessible'(X2,X4)
                      | ( ! [X6: '$ki_world'] :
                            ( ~ '$ki_accessible'(sK0(X1,X3,X4),X6)
                            | in(X6,X1,X3) )
                        & '$ki_accessible'(X4,sK0(X1,X3,X4)) )
                      | ! [X7: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X7)
                          | disjoint(X7,singleton(X1),X3) ) ) )
              | ~ '$ki_accessible'(X0,X2) ) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f21,f22]) ).

tff(f22,plain,
    ! [X1,X3,X4: '$ki_world'] :
      ( ? [X5: '$ki_world'] :
          ( ! [X6: '$ki_world'] :
              ( ~ '$ki_accessible'(X5,X6)
              | in(X6,X1,X3) )
          & '$ki_accessible'(X4,X5) )
     => ( ! [X6: '$ki_world'] :
            ( ~ '$ki_accessible'(sK0(X1,X3,X4),X6)
            | in(X6,X1,X3) )
        & '$ki_accessible'(X4,sK0(X1,X3,X4)) ) ),
    introduced(choice_axiom,[]) ).

tff(f21,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ~ '$ki_exists_in_world_$i'(X0,X1)
          | ! [X2: '$ki_world'] :
              ( ! [X3] :
                  ( ~ '$ki_exists_in_world_$i'(X2,X3)
                  | ! [X4: '$ki_world'] :
                      ( ~ '$ki_accessible'(X2,X4)
                      | ? [X5: '$ki_world'] :
                          ( ! [X6: '$ki_world'] :
                              ( ~ '$ki_accessible'(X5,X6)
                              | in(X6,X1,X3) )
                          & '$ki_accessible'(X4,X5) )
                      | ! [X7: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X7)
                          | disjoint(X7,singleton(X1),X3) ) ) )
              | ~ '$ki_accessible'(X0,X2) ) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(flattening,[],[f20]) ).

tff(f20,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ! [X2: '$ki_world'] :
              ( ! [X3] :
                  ( ! [X4: '$ki_world'] :
                      ( ! [X7: '$ki_world'] :
                          ( ~ '$ki_accessible'(X4,X7)
                          | disjoint(X7,singleton(X1),X3) )
                      | ? [X5: '$ki_world'] :
                          ( ! [X6: '$ki_world'] :
                              ( ~ '$ki_accessible'(X5,X6)
                              | in(X6,X1,X3) )
                          & '$ki_accessible'(X4,X5) )
                      | ~ '$ki_accessible'(X2,X4) )
                  | ~ '$ki_exists_in_world_$i'(X2,X3) )
              | ~ '$ki_accessible'(X0,X2) )
          | ~ '$ki_exists_in_world_$i'(X0,X1) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f12]) ).

tff(f12,plain,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ! [X1] :
          ( '$ki_exists_in_world_$i'(X0,X1)
         => ! [X2: '$ki_world'] :
              ( '$ki_accessible'(X0,X2)
             => ! [X3] :
                  ( '$ki_exists_in_world_$i'(X2,X3)
                 => ! [X4: '$ki_world'] :
                      ( '$ki_accessible'(X2,X4)
                     => ( ! [X5: '$ki_world'] :
                            ( '$ki_accessible'(X4,X5)
                           => ~ ! [X6: '$ki_world'] :
                                  ( '$ki_accessible'(X5,X6)
                                 => in(X6,X1,X3) ) )
                       => ! [X7: '$ki_world'] :
                            ( '$ki_accessible'(X4,X7)
                           => disjoint(X7,singleton(X1),X3) ) ) ) ) ) ) ),
    inference(rectify,[],[f7]) ).

tff(f7,axiom,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ! [X2] :
          ( '$ki_exists_in_world_$i'(X0,X2)
         => ! [X3: '$ki_world'] :
              ( '$ki_accessible'(X0,X3)
             => ! [X4] :
                  ( '$ki_exists_in_world_$i'(X3,X4)
                 => ! [X5: '$ki_world'] :
                      ( '$ki_accessible'(X3,X5)
                     => ( ! [X6: '$ki_world'] :
                            ( '$ki_accessible'(X5,X6)
                           => ~ ! [X7: '$ki_world'] :
                                  ( '$ki_accessible'(X6,X7)
                                 => in(X7,X2,X4) ) )
                       => ! [X6: '$ki_world'] :
                            ( '$ki_accessible'(X5,X6)
                           => disjoint(X6,singleton(X2),X4) ) ) ) ) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',l28_zfmisc_1) ).

tff(f50,plain,
    ~ disjoint(sK6,singleton(sK2),sK4),
    inference(cnf_transformation,[],[f32]) ).

tff(f49,plain,
    '$ki_accessible'(sK5,sK6),
    inference(cnf_transformation,[],[f32]) ).

tff(f44,plain,
    '$ki_exists_in_world_$i'(sK1,sK2),
    inference(cnf_transformation,[],[f32]) ).

tff(f52,plain,
    '$ki_accessible'('$ki_local_world',sK1),
    inference(cnf_transformation,[],[f32]) ).

tff(f51,plain,
    '$ki_exists_in_world_$i'(sK3,sK4),
    inference(cnf_transformation,[],[f32]) ).

tff(f46,plain,
    '$ki_accessible'(sK3,sK5),
    inference(cnf_transformation,[],[f32]) ).

tff(f45,plain,
    '$ki_accessible'(sK1,sK3),
    inference(cnf_transformation,[],[f32]) ).

tff(f74,plain,
    ~ '$ki_accessible'(sK0(sK2,sK4,sK5),sK7(sK0(sK2,sK4,sK5))),
    inference(unit_resulting_resolution,[],[f52,f45,f44,f46,f49,f51,f50,f71,f43]) ).

tff(f43,plain,
    ! [X2: '$ki_world',X3: $i,X0: '$ki_world',X1: $i,X6: '$ki_world',X7: '$ki_world',X4: '$ki_world'] :
      ( ~ '$ki_accessible'(sK0(X1,X3,X4),X6)
      | ~ '$ki_accessible'('$ki_local_world',X0)
      | ~ '$ki_exists_in_world_$i'(X2,X3)
      | disjoint(X7,singleton(X1),X3)
      | ~ '$ki_accessible'(X4,X7)
      | ~ '$ki_exists_in_world_$i'(X0,X1)
      | ~ '$ki_accessible'(X2,X4)
      | ~ '$ki_accessible'(X0,X2)
      | in(X6,X1,X3) ),
    inference(cnf_transformation,[],[f23]) ).

tff(f71,plain,
    ~ in(sK7(sK0(sK2,sK4,sK5)),sK2,sK4),
    inference(unit_resulting_resolution,[],[f61,f48]) ).

tff(f48,plain,
    ! [X6: '$ki_world'] :
      ( ~ in(sK7(X6),sK2,sK4)
      | ~ '$ki_accessible'(sK5,X6) ),
    inference(cnf_transformation,[],[f32]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.12  % Problem    : LCL953_8 : TPTP v8.2.0. Released v8.2.0.
% 0.08/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.15/0.35  % Computer : n011.cluster.edu
% 0.15/0.35  % Model    : x86_64 x86_64
% 0.15/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.15/0.35  % Memory   : 8042.1875MB
% 0.15/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.15/0.35  % CPULimit   : 300
% 0.15/0.35  % WCLimit    : 300
% 0.15/0.35  % DateTime   : Mon May 22 12:01:06 EDT 2023
% 0.15/0.35  % CPUTime    : 
% 0.21/0.51  % (15969)lrs+10_1:1_br=off:sos=on:ss=axioms:st=2.0:urr=on:i=33:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/33Mi)
% 1.28/0.52  % (15969)First to succeed.
% 1.28/0.52  % (15982)dis+1010_2:3_fs=off:fsr=off:nm=0:nwc=5.0:s2a=on:s2agt=32:i=82:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/82Mi)
% 1.28/0.52  % (15987)dis+21_1:1_aac=none:abs=on:er=known:fde=none:fsr=off:nwc=5.0:s2a=on:s2at=4.0:sp=const_frequency:to=lpo:urr=ec_only:i=25:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/25Mi)
% 1.28/0.53  % (15967)lrs+2_1:1_lcm=reverse:lma=on:sos=all:spb=goal_then_units:ss=included:urr=on:i=39:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/39Mi)
% 1.28/0.53  % (15972)lrs+10_1:4_av=off:bs=unit_only:bsr=unit_only:ep=RS:s2a=on:sos=on:sp=frequency:to=lpo:i=16:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/16Mi)
% 1.28/0.53  % (15979)dis-10_3:2_amm=sco:ep=RS:fsr=off:nm=10:sd=2:sos=on:ss=axioms:st=3.0:i=11:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/11Mi)
% 1.28/0.53  % (15989)lrs-11_1:1_nm=0:sac=on:sd=4:ss=axioms:st=3.0:i=24:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/24Mi)
% 1.28/0.53  % (15961)lrs+10_1:1_gsp=on:sd=1:sgt=32:sos=on:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 1.28/0.53  % (15964)lrs+10_1:1024_nm=0:nwc=5.0:ss=axioms:i=13:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/13Mi)
% 1.28/0.53  % (15962)dis+1002_1:1_aac=none:bd=off:sac=on:sos=on:spb=units:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 1.39/0.53  % (15965)dis+21_1:1_av=off:sos=on:sp=frequency:ss=included:to=lpo:i=15:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/15Mi)
% 1.39/0.53  % (15968)dis+10_1:1_newcnf=on:sgt=8:sos=on:ss=axioms:to=lpo:urr=on:i=49:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/49Mi)
% 1.39/0.53  % (15974)lrs+10_1:1_ins=3:sp=reverse_frequency:spb=goal:to=lpo:i=3:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/3Mi)
% 1.39/0.54  % (15981)ott+21_1:1_erd=off:s2a=on:sac=on:sd=1:sgt=64:sos=on:ss=included:st=3.0:to=lpo:urr=on:i=99:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/99Mi)
% 1.39/0.54  % (15963)lrs+10_5:1_br=off:fde=none:nwc=3.0:sd=1:sgt=10:sos=on:ss=axioms:urr=on:i=51:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/51Mi)
% 1.39/0.54  % (15970)lrs+10_1:1_ep=R:lcm=predicate:lma=on:sos=all:spb=goal:ss=included:i=12:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/12Mi)
% 1.39/0.54  % (15969)Refutation found. Thanks to Tanya!
% 1.39/0.54  % SZS status Theorem for theBenchmark
% 1.39/0.54  % SZS output start Proof for theBenchmark
% See solution above
% 1.39/0.54  % (15969)------------------------------
% 1.39/0.54  % (15969)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 1.39/0.54  % (15969)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 1.39/0.54  % (15969)Termination reason: Refutation
% 1.39/0.54  
% 1.39/0.54  % (15969)Memory used [KB]: 6140
% 1.39/0.54  % (15969)Time elapsed: 0.107 s
% 1.39/0.54  % (15969)Instructions burned: 11 (million)
% 1.39/0.54  % (15969)------------------------------
% 1.39/0.54  % (15969)------------------------------
% 1.39/0.54  % (15959)Success in time 0.183 s
%------------------------------------------------------------------------------