%------------------------------------------------------------------------------
% File     : SnakeForV---1.0
% Problem  : MSC002-2 : TPTP v8.1.0. Released v1.0.0.
% 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 : n004.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 : Wed Aug 31 17:51:44 EDT 2022

% Result   : Unsatisfiable 0.19s 0.51s
% Output   : Refutation 0.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   10
%            Number of leaves      :   11
% Syntax   : Number of formulae    :   23 (   4 unt;   0 def)
%            Number of atoms       :   55 (   0 equ)
%            Maximal formula atoms :    4 (   2 avg)
%            Number of connectives :   72 (  40   ~;  31   |;   0   &)
%                                         (   1 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   10 (   6 avg)
%            Maximal term depth    :    5 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   73 (  73   !;   0   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f22,plain,
    $false,
    inference(unit_resulting_resolution,[],[f1,f1,f1,f21]) ).

fof(f21,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ at(X0,here,X1)
      | ~ at(X0,X2,X3)
      | ~ at(X0,X4,X3) ),
    inference(resolution,[],[f20,f4]) ).

fof(f4,axiom,
    ! [X2,X0,X1] :
      ( at(X0,X2,let_go(X1))
      | ~ at(X0,X2,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',situation_let_go) ).

fof(f20,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ at(X0,X4,let_go(X3))
      | ~ at(X0,here,X1)
      | ~ at(X0,X2,X3) ),
    inference(subsumption_resolution,[],[f19,f2]) ).

fof(f2,axiom,
    ! [X0,X1] : ~ held(X0,let_go(X1)),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',cant_hold_and_let_go) ).

fof(f19,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ at(X0,X4,let_go(X3))
      | ~ at(X0,here,X1)
      | ~ at(X0,X2,X3)
      | held(X0,let_go(X3)) ),
    inference(resolution,[],[f18,f9]) ).

fof(f9,axiom,
    ! [X2,X3,X0,X1] :
      ( at(X0,X2,go(X3,X1))
      | ~ at(X0,X2,X1)
      | held(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',thing_either_held_or_went_there) ).

fof(f18,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ at(X0,X4,go(X2,let_go(X3)))
      | ~ at(X0,here,X1)
      | ~ at(X0,X2,X3) ),
    inference(resolution,[],[f17,f5]) ).

fof(f5,axiom,
    ! [X2,X0,X1] :
      ( at(X0,X2,pick_up(X1))
      | ~ at(X0,X2,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',situation_pick_up) ).

fof(f17,plain,
    ! [X2,X3,X0,X1,X4] :
      ( ~ at(X0,X1,pick_up(go(X2,let_go(X3))))
      | ~ at(X0,here,X4)
      | ~ at(X0,X2,X3) ),
    inference(resolution,[],[f16,f3]) ).

fof(f3,axiom,
    ! [X0,X1] :
      ( red(X0)
      | ~ at(X0,here,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',everything_is_red) ).

fof(f16,plain,
    ! [X2,X3,X0,X1] :
      ( ~ red(X0)
      | ~ at(X0,X1,pick_up(go(X2,let_go(X3))))
      | ~ at(X0,X2,X3) ),
    inference(resolution,[],[f15,f13]) ).

fof(f13,plain,
    ! [X0,X1] :
      ( ~ put(X0,there,X1)
      | ~ red(X0) ),
    inference(subsumption_resolution,[],[f7,f10]) ).

fof(f10,axiom,
    ! [X1] : ~ answer(X1),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_there_is_an_answer_situation) ).

fof(f7,axiom,
    ! [X0,X1] :
      ( answer(X1)
      | ~ put(X0,there,X1)
      | ~ red(X0) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',answer_if_red_and_put_there) ).

fof(f15,plain,
    ! [X2,X3,X0,X1,X4] :
      ( put(X0,X1,go(X1,pick_up(go(X2,let_go(X3)))))
      | ~ at(X0,X4,pick_up(go(X2,let_go(X3))))
      | ~ at(X0,X2,X3) ),
    inference(resolution,[],[f14,f6]) ).

fof(f6,axiom,
    ! [X2,X0,X1] :
      ( grabbed(X0,pick_up(go(X2,let_go(X1))))
      | ~ at(X0,X2,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',can_grab_if_previously_let_go) ).

fof(f14,plain,
    ! [X2,X3,X0,X1] :
      ( ~ grabbed(X0,X1)
      | put(X0,X2,go(X2,X1))
      | ~ at(X0,X3,X1) ),
    inference(resolution,[],[f12,f11]) ).

fof(f11,plain,
    ! [X2,X0,X1] :
      ( sP0(X0,X1)
      | ~ at(X0,X2,X1) ),
    inference(cnf_transformation,[],[f11_D]) ).

fof(f11_D,plain,
    ! [X1,X0] :
      ( ! [X2] : ~ at(X0,X2,X1)
    <=> ~ sP0(X0,X1) ),
    introduced(general_splitting_component_introduction,[new_symbols(naming,[sP0])]) ).

fof(f12,plain,
    ! [X3,X0,X1] :
      ( ~ sP0(X0,X1)
      | ~ grabbed(X0,X1)
      | put(X0,X3,go(X3,X1)) ),
    inference(general_splitting,[],[f8,f11_D]) ).

fof(f8,axiom,
    ! [X2,X3,X0,X1] :
      ( ~ at(X0,X2,X1)
      | put(X0,X3,go(X3,X1))
      | ~ grabbed(X0,X1) ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',can_put_somewhere_if_grab_and_go_there) ).

fof(f1,axiom,
    at(something,here,now),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',something_is_here_now) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem    : MSC002-2 : TPTP v8.1.0. Released v1.0.0.
% 0.03/0.13  % Command    : vampire --input_syntax tptp --proof tptp --output_axiom_names on --mode portfolio --schedule snake_tptp_uns --cores 0 -t %d %s
% 0.13/0.34  % Computer : n004.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   : Tue Aug 30 03:21:49 EDT 2022
% 0.13/0.34  % CPUTime    : 
% 0.19/0.50  % (24721)dis+1011_3:29_av=off:awrs=decay:awrsf=32:bce=on:drc=off:fde=unused:gsp=on:irw=on:nwc=2.0:spb=goal_then_units:updr=off:urr=ec_only:i=29:si=on:rawr=on:rtra=on_0 on theBenchmark for (2999ds/29Mi)
% 0.19/0.51  % (24721)First to succeed.
% 0.19/0.51  % (24721)Refutation found. Thanks to Tanya!
% 0.19/0.51  % SZS status Unsatisfiable for theBenchmark
% 0.19/0.51  % SZS output start Proof for theBenchmark
% See solution above
% 0.19/0.51  % (24721)------------------------------
% 0.19/0.51  % (24721)Version: Vampire 4.7 (commit 807e37dd9 on 2022-08-23 09:55:27 +0200)
% 0.19/0.51  % (24721)Linked with Z3 4.8.13.0 f03d756e086f81f2596157241e0decfb1c982299 z3-4.8.4-5390-gf03d756e0
% 0.19/0.51  % (24721)Termination reason: Refutation
% 0.19/0.51  
% 0.19/0.51  % (24721)Memory used [KB]: 1279
% 0.19/0.51  % (24721)Time elapsed: 0.063 s
% 0.19/0.51  % (24721)Instructions burned: 3 (million)
% 0.19/0.51  % (24721)------------------------------
% 0.19/0.51  % (24721)------------------------------
% 0.19/0.51  % (24706)Success in time 0.162 s
%------------------------------------------------------------------------------