TSTP Solution File: DAT333_3 by SnakeForV-SAT---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : SnakeForV-SAT---1.0
% Problem  : DAT333_3 : 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_sat --cores 0 -t %d %s

% Computer : n023.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 15:24:20 EDT 2023

% Result   : Theorem 0.20s 0.51s
% Output   : Refutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :   14
% Syntax   : Number of formulae    :   30 (   7 unt;   9 typ;   0 def)
%            Number of atoms       :  103 (   0 equ)
%            Maximal formula atoms :    6 (   4 avg)
%            Number of connectives :   54 (  15   ~;   7   |;  25   &)
%                                         (   0 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   4 avg)
%            Maximal term depth    :    2 (   1 avg)
%            Number of FOOLs       :   43 (  43 fml;   0 var)
%            Number of types       :    3 (   1 usr)
%            Number of type conns  :   11 (   7   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :   10 (   9 usr;   7 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   1 con; 0-1 aty)
%            Number of variables   :   32 (;  23   !;   9   ?;  20   :)

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

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

tff(func_def_7,type,
    sK0: $i > '$ki_world' ).

tff(func_def_8,type,
    sK1: '$ki_world' > $i ).

tff(func_def_9,type,
    sK2: '$ki_world' > '$ki_world' ).

tff(func_def_10,type,
    sK3: '$ki_world' > $i ).

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

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

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

tff(f36,plain,
    $false,
    inference(resolution,[],[f34,f31]) ).

tff(f31,plain,
    ! [X0: $i] : ~ teach(sK0(X0),john,X0),
    inference(subsumption_resolution,[],[f21,f28]) ).

tff(f28,plain,
    ! [X0: '$ki_world',X1: $i] : '$ki_exists_in_world_$i'(X0,X1),
    inference(cnf_transformation,[],[f10]) ).

tff(f10,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(f21,plain,
    ! [X0: $i] :
      ( ~ teach(sK0(X0),john,X0)
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(cnf_transformation,[],[f14]) ).

tff(f14,plain,
    ! [X0] :
      ( ( '$ki_accessible'('$ki_local_world',sK0(X0))
        & ~ teach(sK0(X0),john,X0) )
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK0])],[f11,f13]) ).

tff(f13,plain,
    ! [X0] :
      ( ? [X1: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X1)
          & ~ teach(X1,john,X0) )
     => ( '$ki_accessible'('$ki_local_world',sK0(X0))
        & ~ teach(sK0(X0),john,X0) ) ),
    introduced(choice_axiom,[]) ).

tff(f11,plain,
    ! [X0] :
      ( ? [X1: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X1)
          & ~ teach(X1,john,X0) )
      | ~ '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(ennf_transformation,[],[f8]) ).

tff(f8,plain,
    ~ ? [X0] :
        ( ! [X1: '$ki_world'] :
            ( '$ki_accessible'('$ki_local_world',X1)
           => teach(X1,john,X0) )
        & '$ki_exists_in_world_$i'('$ki_local_world',X0) ),
    inference(rectify,[],[f6]) ).

tff(f6,negated_conjecture,
    ~ ? [X2] :
        ( ! [X0: '$ki_world'] :
            ( '$ki_accessible'('$ki_local_world',X0)
           => teach(X0,john,X2) )
        & '$ki_exists_in_world_$i'('$ki_local_world',X2) ),
    inference(negated_conjecture,[],[f5]) ).

tff(f5,conjecture,
    ? [X2] :
      ( ! [X0: '$ki_world'] :
          ( '$ki_accessible'('$ki_local_world',X0)
         => teach(X0,john,X2) )
      & '$ki_exists_in_world_$i'('$ki_local_world',X2) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',verify) ).

tff(f34,plain,
    ! [X0: $i] : teach(sK0(X0),john,math),
    inference(resolution,[],[f23,f32]) ).

tff(f32,plain,
    ! [X0: $i] : '$ki_accessible'('$ki_local_world',sK0(X0)),
    inference(resolution,[],[f28,f22]) ).

tff(f22,plain,
    ! [X0: $i] :
      ( ~ '$ki_exists_in_world_$i'('$ki_local_world',X0)
      | '$ki_accessible'('$ki_local_world',sK0(X0)) ),
    inference(cnf_transformation,[],[f14]) ).

tff(f23,plain,
    ! [X0: '$ki_world'] :
      ( ~ '$ki_accessible'('$ki_local_world',X0)
      | teach(X0,john,math) ),
    inference(cnf_transformation,[],[f16]) ).

tff(f16,plain,
    ! [X0: '$ki_world'] :
      ( ~ '$ki_accessible'('$ki_local_world',X0)
      | ( '$ki_exists_in_world_$i'(X0,sK1(X0))
        & teach(X0,sK1(X0),cs)
        & teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & teach(X0,john,math) ) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1])],[f12,f15]) ).

tff(f15,plain,
    ! [X0: '$ki_world'] :
      ( ? [X1] :
          ( '$ki_exists_in_world_$i'(X0,X1)
          & teach(X0,X1,cs) )
     => ( '$ki_exists_in_world_$i'(X0,sK1(X0))
        & teach(X0,sK1(X0),cs) ) ),
    introduced(choice_axiom,[]) ).

tff(f12,plain,
    ! [X0: '$ki_world'] :
      ( ~ '$ki_accessible'('$ki_local_world',X0)
      | ( ? [X1] :
            ( '$ki_exists_in_world_$i'(X0,X1)
            & teach(X0,X1,cs) )
        & teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & teach(X0,john,math) ) ),
    inference(ennf_transformation,[],[f7]) ).

tff(f7,plain,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ( ? [X1] :
            ( '$ki_exists_in_world_$i'(X0,X1)
            & teach(X0,X1,cs) )
        & teach(X0,sue,psych)
        & teach(X0,mary,psych)
        & teach(X0,john,math) ) ),
    inference(rectify,[],[f4]) ).

tff(f4,axiom,
    ! [X0: '$ki_world'] :
      ( '$ki_accessible'('$ki_local_world',X0)
     => ( ? [X2] :
            ( '$ki_exists_in_world_$i'(X0,X2)
            & teach(X0,X2,cs) )
        & teach(X0,mary,psych)
        & teach(X0,sue,psych)
        & teach(X0,john,math) ) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',db) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem    : DAT333_3 : TPTP v8.2.0. Released v8.2.0.
% 0.11/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_sat --cores 0 -t %d %s
% 0.13/0.34  % Computer : n023.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit   : 300
% 0.13/0.34  % WCLimit    : 300
% 0.13/0.34  % DateTime   : Mon May 22 11:23:42 EDT 2023
% 0.13/0.34  % CPUTime    : 
% 0.20/0.50  % (20337)ott+11_1:1_drc=off:nwc=5.0:slsq=on:slsqc=1:spb=goal_then_units:to=lpo:i=467:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/467Mi)
% 0.20/0.51  % (20337)First to succeed.
% 0.20/0.51  % (20320)dis+2_1:64_add=large:bce=on:bd=off:i=2:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/2Mi)
% 0.20/0.51  % (20327)ott+11_2:3_av=off:fde=unused:nwc=5.0:tgt=ground:i=75:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/75Mi)
% 0.20/0.51  % (20323)ott+10_1:32_bd=off:fsr=off:newcnf=on:tgt=full:i=100:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/100Mi)
% 0.20/0.51  % (20327)Also succeeded, but the first one will report.
% 0.20/0.51  % (20322)ott+2_1:1_fsr=off:gsp=on:i=50:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/50Mi)
% 0.20/0.51  % (20337)Refutation found. Thanks to Tanya!
% 0.20/0.51  % SZS status Theorem for theBenchmark
% 0.20/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.20/0.51  % (20337)------------------------------
% 0.20/0.51  % (20337)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.20/0.51  % (20337)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.20/0.51  % (20337)Termination reason: Refutation
% 0.20/0.51  
% 0.20/0.51  % (20337)Memory used [KB]: 5373
% 0.20/0.51  % (20337)Time elapsed: 0.051 s
% 0.20/0.51  % (20337)Instructions burned: 1 (million)
% 0.20/0.51  % (20337)------------------------------
% 0.20/0.51  % (20337)------------------------------
% 0.20/0.51  % (20306)Success in time 0.158 s
%------------------------------------------------------------------------------