TSTP Solution File: PLA053_5 by Vampire-SAT---4.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Vampire-SAT---4.8
% Problem  : PLA053_5 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s

% Computer : n025.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 May 21 02:21:49 EDT 2024

% Result   : Theorem 0.22s 0.38s
% Output   : Refutation 0.22s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   12
%            Number of leaves      :   20
% Syntax   : Number of formulae    :   50 (  11 unt;  12 typ;   0 def)
%            Number of atoms       :  159 (   0 equ)
%            Maximal formula atoms :   10 (   4 avg)
%            Number of connectives :  170 (  60   ~;  51   |;  39   &)
%                                         (   0 <=>;  20  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   12 (   7 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of FOOLs       :   11 (  11 fml;   0 var)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   17 (   9   >;   8   *;   0   +;   0  <<)
%            Number of predicates  :    8 (   7 usr;   2 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :   95 (  77   !;  18   ?;  56   :)

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

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

tff(func_def_1,type,
    sK1: '$ki_world' ).

tff(func_def_3,type,
    sK3: ( '$ki_world' * $i ) > $i ).

tff(func_def_4,type,
    sK4: '$ki_world' > $i ).

tff(func_def_5,type,
    sK5: '$ki_world' > $i ).

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

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

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

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

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

tff(pred_def_6,type,
    sP0: ( $i * '$ki_world' * $i ) > $o ).

tff(f74,plain,
    $false,
    inference(subsumption_resolution,[],[f73,f55]) ).

tff(f55,plain,
    ~ defused(sK1,sK2),
    inference(resolution,[],[f39,f52]) ).

tff(f52,plain,
    ! [X2: $i] : sP0(sK2,sK1,X2),
    inference(subsumption_resolution,[],[f42,f49]) ).

tff(f49,plain,
    ! [X0: '$ki_world',X1: $i] : '$ki_exists_in_world_$i'(X0,X1),
    inference(cnf_transformation,[],[f13]) ).

tff(f13,plain,
    ! [X0: '$ki_world',X1] : '$ki_exists_in_world_$i'(X0,X1),
    inference(rectify,[],[f2]) ).

tff(f2,axiom,
    ! [X0: '$ki_world',X2] : '$ki_exists_in_world_$i'(X0,X2),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p','$ki_exists_in_world_$i_const') ).

tff(f42,plain,
    ! [X2: $i] :
      ( sP0(sK2,sK1,X2)
      | ~ '$ki_exists_in_world_$i'(sK1,X2) ),
    inference(cnf_transformation,[],[f28]) ).

tff(f28,plain,
    ( ! [X2] :
        ( sP0(sK2,sK1,X2)
        | ~ '$ki_exists_in_world_$i'(sK1,X2) )
    & '$ki_exists_in_world_$i'(sK1,sK2)
    & '$ki_accessible'('$ki_local_world',sK1) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2])],[f23,f27,f26]) ).

tff(f26,plain,
    ( ? [X0: '$ki_world'] :
        ( ? [X1] :
            ( ! [X2] :
                ( sP0(X1,X0,X2)
                | ~ '$ki_exists_in_world_$i'(X0,X2) )
            & '$ki_exists_in_world_$i'(X0,X1) )
        & '$ki_accessible'('$ki_local_world',X0) )
   => ( ? [X1] :
          ( ! [X2] :
              ( sP0(X1,sK1,X2)
              | ~ '$ki_exists_in_world_$i'(sK1,X2) )
          & '$ki_exists_in_world_$i'(sK1,X1) )
      & '$ki_accessible'('$ki_local_world',sK1) ) ),
    introduced(choice_axiom,[]) ).

tff(f27,plain,
    ( ? [X1] :
        ( ! [X2] :
            ( sP0(X1,sK1,X2)
            | ~ '$ki_exists_in_world_$i'(sK1,X2) )
        & '$ki_exists_in_world_$i'(sK1,X1) )
   => ( ! [X2] :
          ( sP0(sK2,sK1,X2)
          | ~ '$ki_exists_in_world_$i'(sK1,X2) )
      & '$ki_exists_in_world_$i'(sK1,sK2) ) ),
    introduced(choice_axiom,[]) ).

tff(f23,plain,
    ? [X0: '$ki_world'] :
      ( ? [X1] :
          ( ! [X2] :
              ( sP0(X1,X0,X2)
              | ~ '$ki_exists_in_world_$i'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) )
      & '$ki_accessible'('$ki_local_world',X0) ),
    inference(definition_folding,[],[f16,f22]) ).

tff(f22,plain,
    ! [X1,X0: '$ki_world',X2] :
      ( ( ~ defused(X0,X1)
        & h(X0,X2)
        & bomb(X0,X1) )
      | ~ sP0(X1,X0,X2) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

tff(f16,plain,
    ? [X0: '$ki_world'] :
      ( ? [X1] :
          ( ! [X2] :
              ( ( ~ defused(X0,X1)
                & h(X0,X2)
                & bomb(X0,X1) )
              | ~ '$ki_exists_in_world_$i'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) )
      & '$ki_accessible'('$ki_local_world',X0) ),
    inference(flattening,[],[f15]) ).

tff(f15,plain,
    ? [X0: '$ki_world'] :
      ( ? [X1] :
          ( ! [X2] :
              ( ( ~ defused(X0,X1)
                & h(X0,X2)
                & bomb(X0,X1) )
              | ~ '$ki_exists_in_world_$i'(X0,X2) )
          & '$ki_exists_in_world_$i'(X0,X1) )
      & '$ki_accessible'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f9]) ).

tff(f9,plain,
    ~ ! [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
       => ! [X1] :
            ( '$ki_exists_in_world_$i'(X0,X1)
           => ? [X2] :
                ( ( ( h(X0,X2)
                    & bomb(X0,X1) )
                 => defused(X0,X1) )
                & '$ki_exists_in_world_$i'(X0,X2) ) ) ),
    inference(rectify,[],[f8]) ).

tff(f8,negated_conjecture,
    ~ ! [X0: '$ki_world'] :
        ( '$ki_accessible'('$ki_local_world',X0)
       => ! [X2] :
            ( '$ki_exists_in_world_$i'(X0,X2)
           => ? [X6] :
                ( ( ( h(X0,X6)
                    & bomb(X0,X2) )
                 => defused(X0,X2) )
                & '$ki_exists_in_world_$i'(X0,X6) ) ) ),
    inference(negated_conjecture,[],[f7]) ).

tff(f7,conjecture,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ! [X2] :
          ( '$ki_exists_in_world_$i'(X0,X2)
         => ? [X6] :
              ( ( ( h(X0,X6)
                  & bomb(X0,X2) )
               => defused(X0,X2) )
              & '$ki_exists_in_world_$i'(X0,X6) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',verify) ).

tff(f39,plain,
    ! [X2: $i,X0: $i,X1: '$ki_world'] :
      ( ~ sP0(X0,X1,X2)
      | ~ defused(X1,X0) ),
    inference(cnf_transformation,[],[f25]) ).

tff(f25,plain,
    ! [X0,X1: '$ki_world',X2] :
      ( ( ~ defused(X1,X0)
        & h(X1,X2)
        & bomb(X1,X0) )
      | ~ sP0(X0,X1,X2) ),
    inference(rectify,[],[f24]) ).

tff(f24,plain,
    ! [X1,X0: '$ki_world',X2] :
      ( ( ~ defused(X0,X1)
        & h(X0,X2)
        & bomb(X0,X1) )
      | ~ sP0(X1,X0,X2) ),
    inference(nnf_transformation,[],[f22]) ).

tff(f73,plain,
    defused(sK1,sK2),
    inference(subsumption_resolution,[],[f69,f54]) ).

tff(f54,plain,
    ! [X0: $i] : h(sK1,X0),
    inference(resolution,[],[f38,f52]) ).

tff(f38,plain,
    ! [X2: $i,X0: $i,X1: '$ki_world'] :
      ( ~ sP0(X0,X1,X2)
      | h(X1,X2) ),
    inference(cnf_transformation,[],[f25]) ).

tff(f69,plain,
    ! [X0: '$ki_world'] :
      ( ~ h(sK1,sK3(X0,sK2))
      | defused(sK1,sK2) ),
    inference(resolution,[],[f67,f53]) ).

tff(f53,plain,
    bomb(sK1,sK2),
    inference(resolution,[],[f37,f52]) ).

tff(f37,plain,
    ! [X2: $i,X0: $i,X1: '$ki_world'] :
      ( ~ sP0(X0,X1,X2)
      | bomb(X1,X0) ),
    inference(cnf_transformation,[],[f25]) ).

tff(f67,plain,
    ! [X3: '$ki_world',X0: '$ki_world',X1: $i] :
      ( ~ bomb(X3,X1)
      | ~ h(X3,sK3(X0,X1))
      | defused(X3,X1) ),
    inference(subsumption_resolution,[],[f66,f48]) ).

tff(f48,plain,
    ! [X0: '$ki_world',X1: '$ki_world'] : '$ki_accessible'(X0,X1),
    inference(cnf_transformation,[],[f1]) ).

tff(f1,axiom,
    ! [X0: '$ki_world',X1: '$ki_world'] : '$ki_accessible'(X0,X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mrel_universal) ).

tff(f66,plain,
    ! [X3: '$ki_world',X0: '$ki_world',X1: $i] :
      ( defused(X3,X1)
      | ~ h(X3,sK3(X0,X1))
      | ~ bomb(X3,X1)
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(subsumption_resolution,[],[f65,f49]) ).

tff(f65,plain,
    ! [X3: '$ki_world',X0: '$ki_world',X1: $i] :
      ( defused(X3,X1)
      | ~ h(X3,sK3(X0,X1))
      | ~ bomb(X3,X1)
      | ~ '$ki_exists_in_world_$i'(X0,X1)
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(subsumption_resolution,[],[f44,f48]) ).

tff(f44,plain,
    ! [X3: '$ki_world',X0: '$ki_world',X1: $i] :
      ( defused(X3,X1)
      | ~ h(X3,sK3(X0,X1))
      | ~ bomb(X3,X1)
      | ~ '$ki_accessible'(X0,X3)
      | ~ '$ki_exists_in_world_$i'(X0,X1)
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f30]) ).

tff(f30,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ( ! [X3: '$ki_world'] :
                ( defused(X3,X1)
                | ~ h(X3,sK3(X0,X1))
                | ~ bomb(X3,X1)
                | ~ '$ki_accessible'(X0,X3) )
            & '$ki_exists_in_world_$i'(X0,sK3(X0,X1)) )
          | ~ '$ki_exists_in_world_$i'(X0,X1) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK3])],[f18,f29]) ).

tff(f29,plain,
    ! [X0: '$ki_world',X1] :
      ( ? [X2] :
          ( ! [X3: '$ki_world'] :
              ( defused(X3,X1)
              | ~ h(X3,X2)
              | ~ bomb(X3,X1)
              | ~ '$ki_accessible'(X0,X3) )
          & '$ki_exists_in_world_$i'(X0,X2) )
     => ( ! [X3: '$ki_world'] :
            ( defused(X3,X1)
            | ~ h(X3,sK3(X0,X1))
            | ~ bomb(X3,X1)
            | ~ '$ki_accessible'(X0,X3) )
        & '$ki_exists_in_world_$i'(X0,sK3(X0,X1)) ) ),
    introduced(choice_axiom,[]) ).

tff(f18,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ? [X2] :
              ( ! [X3: '$ki_world'] :
                  ( defused(X3,X1)
                  | ~ h(X3,X2)
                  | ~ bomb(X3,X1)
                  | ~ '$ki_accessible'(X0,X3) )
              & '$ki_exists_in_world_$i'(X0,X2) )
          | ~ '$ki_exists_in_world_$i'(X0,X1) )
      | ~ '$ki_accessible'('$ki_local_world',X0) ),
    inference(flattening,[],[f17]) ).

tff(f17,plain,
    ! [X0: '$ki_world'] :
      ( ! [X1] :
          ( ? [X2] :
              ( ! [X3: '$ki_world'] :
                  ( defused(X3,X1)
                  | ~ h(X3,X2)
                  | ~ bomb(X3,X1)
                  | ~ '$ki_accessible'(X0,X3) )
              & '$ki_exists_in_world_$i'(X0,X2) )
          | ~ '$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_$i'(X0,X1)
         => ? [X2] :
              ( ! [X3: '$ki_world'] :
                  ( '$ki_accessible'(X0,X3)
                 => ( ( h(X3,X2)
                      & bomb(X3,X1) )
                   => defused(X3,X1) ) )
              & '$ki_exists_in_world_$i'(X0,X2) ) ) ),
    inference(rectify,[],[f6]) ).

tff(f6,axiom,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ! [X2] :
          ( '$ki_exists_in_world_$i'(X0,X2)
         => ? [X6] :
              ( ! [X5: '$ki_world'] :
                  ( '$ki_accessible'(X0,X5)
                 => ( ( h(X5,X6)
                      & bomb(X5,X2) )
                   => defused(X5,X2) ) )
              & '$ki_exists_in_world_$i'(X0,X6) ) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',ax3) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : PLA053_5 : TPTP v8.2.0. Released v8.2.0.
% 0.14/0.14  % Command    : vampire --mode casc_sat -m 16384 --cores 7 -t %d %s
% 0.15/0.35  % Computer : n025.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   : Sat May 18 13:39:38 EDT 2024
% 0.15/0.36  % CPUTime    : 
% 0.22/0.36  % (18650)Running in auto input_syntax mode. Trying TPTP
% 0.22/0.38  % (18657)dis+1_20_av=off:lcm=predicate:nm=2:nwc=2.0_396 on theBenchmark for (396ds/0Mi)
% 0.22/0.38  % (18657)First to succeed.
% 0.22/0.38  % (18657)Solution written to "/export/starexec/sandbox/tmp/vampire-proof-18650"
% 0.22/0.38  % (18654)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3_569 on theBenchmark for (569ds/0Mi)
% 0.22/0.38  % (18656)fmb+10_1_bce=on:fmbas=expand:fmbksg=on:fmbsr=1.3:gsp=on:nm=4_470 on theBenchmark for (470ds/0Mi)
% 0.22/0.38  % (18657)Refutation found. Thanks to Tanya!
% 0.22/0.38  % SZS status Theorem for theBenchmark
% 0.22/0.38  % SZS output start Proof for theBenchmark
% See solution above
% 0.22/0.38  % (18657)------------------------------
% 0.22/0.38  % (18657)Version: Vampire 4.8 (commit 3a798227e on 2024-05-03 07:42:47 +0200)
% 0.22/0.38  % (18657)Termination reason: Refutation
% 0.22/0.38  
% 0.22/0.38  % (18657)Memory used [KB]: 817
% 0.22/0.38  % (18657)Time elapsed: 0.004 s
% 0.22/0.38  % (18657)Instructions burned: 4 (million)
% 0.22/0.38  % (18650)Success in time 0.021 s
%------------------------------------------------------------------------------