TSTP Solution File: SYN548+1 by iProver---3.8

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : iProver---3.8
% Problem  : SYN548+1 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_iprover %s %d THM

% Computer : n007.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 : Fri Sep  1 03:08:28 EDT 2023

% Result   : Theorem 3.82s 1.15s
% Output   : CNFRefutation 3.82s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   30
%            Number of leaves      :    9
% Syntax   : Number of formulae    :  149 (   6 unt;   0 def)
%            Number of atoms       :  568 (   0 equ)
%            Maximal formula atoms :   17 (   3 avg)
%            Number of connectives :  727 ( 308   ~; 342   |;  50   &)
%                                         (   3 <=>;  21  =>;   0  <=;   3 <~>)
%            Maximal formula depth :   15 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of predicates  :    8 (   7 usr;   1 prp; 0-2 aty)
%            Number of functors    :    6 (   6 usr;   1 con; 0-1 aty)
%            Number of variables   :  246 (   0 sgn;  94   !;  25   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(f1,axiom,
    ! [X0] : reachable(X0,X0),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',reflexivity_of_reachable) ).

fof(f2,axiom,
    ! [X0,X1,X2] :
      ( ( reachable(X1,X2)
        & reachable(X0,X1) )
     => reachable(X0,X2) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',transitivity_of_reachable) ).

fof(f3,conjecture,
    ? [X0] :
      ( ! [X1] :
          ( reachable(X0,X1)
         => ( ! [X2] :
                ( reachable(X1,X2)
               => ( ! [X3] :
                      ( reachable(X2,X3)
                     => q(X3) )
                  | p(X2) ) )
          <=> ( ! [X4] :
                  ( reachable(X1,X4)
                 => q(X4) )
              | ! [X4] :
                  ( reachable(X1,X4)
                 => p(X4) ) ) ) )
      & reachable(initial_world,X0) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_this) ).

fof(f4,negated_conjecture,
    ~ ? [X0] :
        ( ! [X1] :
            ( reachable(X0,X1)
           => ( ! [X2] :
                  ( reachable(X1,X2)
                 => ( ! [X3] :
                        ( reachable(X2,X3)
                       => q(X3) )
                    | p(X2) ) )
            <=> ( ! [X4] :
                    ( reachable(X1,X4)
                   => q(X4) )
                | ! [X4] :
                    ( reachable(X1,X4)
                   => p(X4) ) ) ) )
        & reachable(initial_world,X0) ),
    inference(negated_conjecture,[],[f3]) ).

fof(f5,plain,
    ~ ? [X0] :
        ( ! [X1] :
            ( reachable(X0,X1)
           => ( ! [X2] :
                  ( reachable(X1,X2)
                 => ( ! [X3] :
                        ( reachable(X2,X3)
                       => q(X3) )
                    | p(X2) ) )
            <=> ( ! [X4] :
                    ( reachable(X1,X4)
                   => q(X4) )
                | ! [X5] :
                    ( reachable(X1,X5)
                   => p(X5) ) ) ) )
        & reachable(initial_world,X0) ),
    inference(rectify,[],[f4]) ).

fof(f6,plain,
    ! [X0,X1,X2] :
      ( reachable(X0,X2)
      | ~ reachable(X1,X2)
      | ~ reachable(X0,X1) ),
    inference(ennf_transformation,[],[f2]) ).

fof(f7,plain,
    ! [X0,X1,X2] :
      ( reachable(X0,X2)
      | ~ reachable(X1,X2)
      | ~ reachable(X0,X1) ),
    inference(flattening,[],[f6]) ).

fof(f8,plain,
    ! [X0] :
      ( ? [X1] :
          ( ( ! [X2] :
                ( ! [X3] :
                    ( q(X3)
                    | ~ reachable(X2,X3) )
                | p(X2)
                | ~ reachable(X1,X2) )
          <~> ( ! [X4] :
                  ( q(X4)
                  | ~ reachable(X1,X4) )
              | ! [X5] :
                  ( p(X5)
                  | ~ reachable(X1,X5) ) ) )
          & reachable(X0,X1) )
      | ~ reachable(initial_world,X0) ),
    inference(ennf_transformation,[],[f5]) ).

fof(f9,plain,
    ! [X0] :
      ( ? [X1] :
          ( ( ! [X2] :
                ( ! [X3] :
                    ( q(X3)
                    | ~ reachable(X2,X3) )
                | p(X2)
                | ~ reachable(X1,X2) )
          <~> ( ! [X4] :
                  ( q(X4)
                  | ~ reachable(X1,X4) )
              | ! [X5] :
                  ( p(X5)
                  | ~ reachable(X1,X5) ) ) )
          & reachable(X0,X1) )
      | ~ reachable(initial_world,X0) ),
    inference(flattening,[],[f8]) ).

fof(f10,plain,
    ! [X1] :
      ( ( ! [X2] :
            ( ! [X3] :
                ( q(X3)
                | ~ reachable(X2,X3) )
            | p(X2)
            | ~ reachable(X1,X2) )
      <~> ( ! [X4] :
              ( q(X4)
              | ~ reachable(X1,X4) )
          | ! [X5] :
              ( p(X5)
              | ~ reachable(X1,X5) ) ) )
      | ~ sP0(X1) ),
    introduced(predicate_definition_introduction,[new_symbols(naming,[sP0])]) ).

fof(f11,plain,
    ! [X0] :
      ( ? [X1] :
          ( sP0(X1)
          & reachable(X0,X1) )
      | ~ reachable(initial_world,X0) ),
    inference(definition_folding,[],[f9,f10]) ).

fof(f12,plain,
    ! [X1] :
      ( ( ( ( ? [X4] :
                ( ~ q(X4)
                & reachable(X1,X4) )
            & ? [X5] :
                ( ~ p(X5)
                & reachable(X1,X5) ) )
          | ? [X2] :
              ( ? [X3] :
                  ( ~ q(X3)
                  & reachable(X2,X3) )
              & ~ p(X2)
              & reachable(X1,X2) ) )
        & ( ! [X4] :
              ( q(X4)
              | ~ reachable(X1,X4) )
          | ! [X5] :
              ( p(X5)
              | ~ reachable(X1,X5) )
          | ! [X2] :
              ( ! [X3] :
                  ( q(X3)
                  | ~ reachable(X2,X3) )
              | p(X2)
              | ~ reachable(X1,X2) ) ) )
      | ~ sP0(X1) ),
    inference(nnf_transformation,[],[f10]) ).

fof(f13,plain,
    ! [X1] :
      ( ( ( ( ? [X4] :
                ( ~ q(X4)
                & reachable(X1,X4) )
            & ? [X5] :
                ( ~ p(X5)
                & reachable(X1,X5) ) )
          | ? [X2] :
              ( ? [X3] :
                  ( ~ q(X3)
                  & reachable(X2,X3) )
              & ~ p(X2)
              & reachable(X1,X2) ) )
        & ( ! [X4] :
              ( q(X4)
              | ~ reachable(X1,X4) )
          | ! [X5] :
              ( p(X5)
              | ~ reachable(X1,X5) )
          | ! [X2] :
              ( ! [X3] :
                  ( q(X3)
                  | ~ reachable(X2,X3) )
              | p(X2)
              | ~ reachable(X1,X2) ) ) )
      | ~ sP0(X1) ),
    inference(flattening,[],[f12]) ).

fof(f14,plain,
    ! [X0] :
      ( ( ( ( ? [X1] :
                ( ~ q(X1)
                & reachable(X0,X1) )
            & ? [X2] :
                ( ~ p(X2)
                & reachable(X0,X2) ) )
          | ? [X3] :
              ( ? [X4] :
                  ( ~ q(X4)
                  & reachable(X3,X4) )
              & ~ p(X3)
              & reachable(X0,X3) ) )
        & ( ! [X5] :
              ( q(X5)
              | ~ reachable(X0,X5) )
          | ! [X6] :
              ( p(X6)
              | ~ reachable(X0,X6) )
          | ! [X7] :
              ( ! [X8] :
                  ( q(X8)
                  | ~ reachable(X7,X8) )
              | p(X7)
              | ~ reachable(X0,X7) ) ) )
      | ~ sP0(X0) ),
    inference(rectify,[],[f13]) ).

fof(f15,plain,
    ! [X0] :
      ( ? [X1] :
          ( ~ q(X1)
          & reachable(X0,X1) )
     => ( ~ q(sK1(X0))
        & reachable(X0,sK1(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f16,plain,
    ! [X0] :
      ( ? [X2] :
          ( ~ p(X2)
          & reachable(X0,X2) )
     => ( ~ p(sK2(X0))
        & reachable(X0,sK2(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f17,plain,
    ! [X0] :
      ( ? [X3] :
          ( ? [X4] :
              ( ~ q(X4)
              & reachable(X3,X4) )
          & ~ p(X3)
          & reachable(X0,X3) )
     => ( ? [X4] :
            ( ~ q(X4)
            & reachable(sK3(X0),X4) )
        & ~ p(sK3(X0))
        & reachable(X0,sK3(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f18,plain,
    ! [X0] :
      ( ? [X4] :
          ( ~ q(X4)
          & reachable(sK3(X0),X4) )
     => ( ~ q(sK4(X0))
        & reachable(sK3(X0),sK4(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f19,plain,
    ! [X0] :
      ( ( ( ( ~ q(sK1(X0))
            & reachable(X0,sK1(X0))
            & ~ p(sK2(X0))
            & reachable(X0,sK2(X0)) )
          | ( ~ q(sK4(X0))
            & reachable(sK3(X0),sK4(X0))
            & ~ p(sK3(X0))
            & reachable(X0,sK3(X0)) ) )
        & ( ! [X5] :
              ( q(X5)
              | ~ reachable(X0,X5) )
          | ! [X6] :
              ( p(X6)
              | ~ reachable(X0,X6) )
          | ! [X7] :
              ( ! [X8] :
                  ( q(X8)
                  | ~ reachable(X7,X8) )
              | p(X7)
              | ~ reachable(X0,X7) ) ) )
      | ~ sP0(X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK1,sK2,sK3,sK4])],[f14,f18,f17,f16,f15]) ).

fof(f20,plain,
    ! [X0] :
      ( ? [X1] :
          ( sP0(X1)
          & reachable(X0,X1) )
     => ( sP0(sK5(X0))
        & reachable(X0,sK5(X0)) ) ),
    introduced(choice_axiom,[]) ).

fof(f21,plain,
    ! [X0] :
      ( ( sP0(sK5(X0))
        & reachable(X0,sK5(X0)) )
      | ~ reachable(initial_world,X0) ),
    inference(skolemisation,[status(esa),new_symbols(skolem,[sK5])],[f11,f20]) ).

fof(f22,plain,
    ! [X0] : reachable(X0,X0),
    inference(cnf_transformation,[],[f1]) ).

fof(f23,plain,
    ! [X2,X0,X1] :
      ( reachable(X0,X2)
      | ~ reachable(X1,X2)
      | ~ reachable(X0,X1) ),
    inference(cnf_transformation,[],[f7]) ).

fof(f24,plain,
    ! [X0,X8,X6,X7,X5] :
      ( q(X5)
      | ~ reachable(X0,X5)
      | p(X6)
      | ~ reachable(X0,X6)
      | q(X8)
      | ~ reachable(X7,X8)
      | p(X7)
      | ~ reachable(X0,X7)
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f25,plain,
    ! [X0] :
      ( reachable(X0,sK2(X0))
      | reachable(X0,sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f26,plain,
    ! [X0] :
      ( reachable(X0,sK2(X0))
      | ~ p(sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f27,plain,
    ! [X0] :
      ( reachable(X0,sK2(X0))
      | reachable(sK3(X0),sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f28,plain,
    ! [X0] :
      ( reachable(X0,sK2(X0))
      | ~ q(sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f29,plain,
    ! [X0] :
      ( ~ p(sK2(X0))
      | reachable(X0,sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f30,plain,
    ! [X0] :
      ( ~ p(sK2(X0))
      | ~ p(sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f31,plain,
    ! [X0] :
      ( ~ p(sK2(X0))
      | reachable(sK3(X0),sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f32,plain,
    ! [X0] :
      ( ~ p(sK2(X0))
      | ~ q(sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f33,plain,
    ! [X0] :
      ( reachable(X0,sK1(X0))
      | reachable(X0,sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f34,plain,
    ! [X0] :
      ( reachable(X0,sK1(X0))
      | ~ p(sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f35,plain,
    ! [X0] :
      ( reachable(X0,sK1(X0))
      | reachable(sK3(X0),sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f36,plain,
    ! [X0] :
      ( reachable(X0,sK1(X0))
      | ~ q(sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f37,plain,
    ! [X0] :
      ( ~ q(sK1(X0))
      | reachable(X0,sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f38,plain,
    ! [X0] :
      ( ~ q(sK1(X0))
      | ~ p(sK3(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f39,plain,
    ! [X0] :
      ( ~ q(sK1(X0))
      | reachable(sK3(X0),sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f40,plain,
    ! [X0] :
      ( ~ q(sK1(X0))
      | ~ q(sK4(X0))
      | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f19]) ).

fof(f41,plain,
    ! [X0] :
      ( reachable(X0,sK5(X0))
      | ~ reachable(initial_world,X0) ),
    inference(cnf_transformation,[],[f21]) ).

fof(f42,plain,
    ! [X0] :
      ( sP0(sK5(X0))
      | ~ reachable(initial_world,X0) ),
    inference(cnf_transformation,[],[f21]) ).

cnf(c_49,plain,
    reachable(X0,X0),
    inference(cnf_transformation,[],[f22]) ).

cnf(c_50,plain,
    ( ~ reachable(X0,X1)
    | ~ reachable(X1,X2)
    | reachable(X0,X2) ),
    inference(cnf_transformation,[],[f23]) ).

cnf(c_51,plain,
    ( ~ q(sK1(X0))
    | ~ q(sK4(X0))
    | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f40]) ).

cnf(c_52,plain,
    ( ~ q(sK1(X0))
    | ~ sP0(X0)
    | reachable(sK3(X0),sK4(X0)) ),
    inference(cnf_transformation,[],[f39]) ).

cnf(c_53,plain,
    ( ~ q(sK1(X0))
    | ~ p(sK3(X0))
    | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f38]) ).

cnf(c_54,plain,
    ( ~ q(sK1(X0))
    | ~ sP0(X0)
    | reachable(X0,sK3(X0)) ),
    inference(cnf_transformation,[],[f37]) ).

cnf(c_55,plain,
    ( ~ q(sK4(X0))
    | ~ sP0(X0)
    | reachable(X0,sK1(X0)) ),
    inference(cnf_transformation,[],[f36]) ).

cnf(c_56,plain,
    ( ~ sP0(X0)
    | reachable(sK3(X0),sK4(X0))
    | reachable(X0,sK1(X0)) ),
    inference(cnf_transformation,[],[f35]) ).

cnf(c_57,plain,
    ( ~ p(sK3(X0))
    | ~ sP0(X0)
    | reachable(X0,sK1(X0)) ),
    inference(cnf_transformation,[],[f34]) ).

cnf(c_58,plain,
    ( ~ sP0(X0)
    | reachable(X0,sK1(X0))
    | reachable(X0,sK3(X0)) ),
    inference(cnf_transformation,[],[f33]) ).

cnf(c_59,plain,
    ( ~ q(sK4(X0))
    | ~ p(sK2(X0))
    | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f32]) ).

cnf(c_60,plain,
    ( ~ p(sK2(X0))
    | ~ sP0(X0)
    | reachable(sK3(X0),sK4(X0)) ),
    inference(cnf_transformation,[],[f31]) ).

cnf(c_61,plain,
    ( ~ p(sK3(X0))
    | ~ p(sK2(X0))
    | ~ sP0(X0) ),
    inference(cnf_transformation,[],[f30]) ).

cnf(c_62,plain,
    ( ~ p(sK2(X0))
    | ~ sP0(X0)
    | reachable(X0,sK3(X0)) ),
    inference(cnf_transformation,[],[f29]) ).

cnf(c_63,plain,
    ( ~ q(sK4(X0))
    | ~ sP0(X0)
    | reachable(X0,sK2(X0)) ),
    inference(cnf_transformation,[],[f28]) ).

cnf(c_64,plain,
    ( ~ sP0(X0)
    | reachable(sK3(X0),sK4(X0))
    | reachable(X0,sK2(X0)) ),
    inference(cnf_transformation,[],[f27]) ).

cnf(c_65,plain,
    ( ~ p(sK3(X0))
    | ~ sP0(X0)
    | reachable(X0,sK2(X0)) ),
    inference(cnf_transformation,[],[f26]) ).

cnf(c_66,plain,
    ( ~ sP0(X0)
    | reachable(X0,sK3(X0))
    | reachable(X0,sK2(X0)) ),
    inference(cnf_transformation,[],[f25]) ).

cnf(c_67,plain,
    ( ~ reachable(X0,X1)
    | ~ reachable(X0,X2)
    | ~ reachable(X0,X3)
    | ~ reachable(X3,X4)
    | ~ sP0(X0)
    | q(X1)
    | q(X4)
    | p(X2)
    | p(X3) ),
    inference(cnf_transformation,[],[f24]) ).

cnf(c_68,negated_conjecture,
    ( ~ reachable(initial_world,X0)
    | sP0(sK5(X0)) ),
    inference(cnf_transformation,[],[f42]) ).

cnf(c_69,negated_conjecture,
    ( ~ reachable(initial_world,X0)
    | reachable(X0,sK5(X0)) ),
    inference(cnf_transformation,[],[f41]) ).

cnf(c_70,plain,
    reachable(initial_world,initial_world),
    inference(instantiation,[status(thm)],[c_49]) ).

cnf(c_90,plain,
    ( ~ reachable(initial_world,X0)
    | sP0(sK5(X0)) ),
    inference(prop_impl_just,[status(thm)],[c_68]) ).

cnf(c_98,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(sK5(X0),X2)
    | ~ reachable(sK5(X0),X3)
    | ~ reachable(X1,X4)
    | ~ reachable(initial_world,X0)
    | q(X2)
    | q(X4)
    | p(X1)
    | p(X3) ),
    inference(resolution,[status(thm)],[c_67,c_90]) ).

cnf(c_127,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK3(sK5(X0)))
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_66,c_90]) ).

cnf(c_138,plain,
    ( ~ p(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_65,c_90]) ).

cnf(c_149,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK3(sK5(X0)),sK4(sK5(X0)))
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_64,c_90]) ).

cnf(c_160,plain,
    ( ~ q(sK4(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_63,c_90]) ).

cnf(c_171,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK3(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_62,c_90]) ).

cnf(c_182,plain,
    ( ~ p(sK3(sK5(X0)))
    | ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(resolution,[status(thm)],[c_61,c_90]) ).

cnf(c_193,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK3(sK5(X0)),sK4(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_60,c_90]) ).

cnf(c_204,plain,
    ( ~ q(sK4(sK5(X0)))
    | ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(resolution,[status(thm)],[c_59,c_90]) ).

cnf(c_215,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | reachable(sK5(X0),sK3(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_58,c_90]) ).

cnf(c_226,plain,
    ( ~ p(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_57,c_90]) ).

cnf(c_237,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK3(sK5(X0)),sK4(sK5(X0)))
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_56,c_90]) ).

cnf(c_248,plain,
    ( ~ q(sK4(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_55,c_90]) ).

cnf(c_259,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK3(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_54,c_90]) ).

cnf(c_270,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ p(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(resolution,[status(thm)],[c_53,c_90]) ).

cnf(c_281,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK3(sK5(X0)),sK4(sK5(X0))) ),
    inference(resolution,[status(thm)],[c_52,c_90]) ).

cnf(c_292,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ q(sK4(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(resolution,[status(thm)],[c_51,c_90]) ).

cnf(c_367,plain,
    ( ~ reachable(sK5(X0),X1)
    | q(X1)
    | ~ sP0_iProver_split(X0) ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP0_iProver_split])],[c_98]) ).

cnf(c_368,plain,
    ( ~ reachable(sK5(X0),X1)
    | p(X1)
    | ~ sP1_iProver_split(X0) ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP1_iProver_split])],[c_98]) ).

cnf(c_369,plain,
    ( ~ reachable(X0,X1)
    | q(X1)
    | ~ sP2_iProver_split(X0) ),
    inference(splitting,[splitting(split),new_symbols(definition,[sP2_iProver_split])],[c_98]) ).

cnf(c_370,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(initial_world,X0)
    | p(X1)
    | sP0_iProver_split(X0)
    | sP1_iProver_split(X0)
    | sP2_iProver_split(X1) ),
    inference(splitting,[splitting(split),new_symbols(definition,[])],[c_98]) ).

cnf(c_452,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(initial_world,X0)
    | reachable(X0,X1) ),
    inference(superposition,[status(thm)],[c_69,c_50]) ).

cnf(c_474,plain,
    ( ~ reachable(sK3(sK5(X0)),X1)
    | ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),X1) ),
    inference(superposition,[status(thm)],[c_259,c_50]) ).

cnf(c_608,plain,
    ( ~ reachable(sK3(sK5(X0)),X1)
    | ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),X1) ),
    inference(superposition,[status(thm)],[c_171,c_50]) ).

cnf(c_705,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_281,c_369]) ).

cnf(c_714,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_705,c_292]) ).

cnf(c_728,plain,
    ( ~ reachable(sK3(sK5(X0)),X1)
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | reachable(sK5(X0),X1) ),
    inference(superposition,[status(thm)],[c_215,c_50]) ).

cnf(c_773,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_193,c_369]) ).

cnf(c_782,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_773,c_204]) ).

cnf(c_796,plain,
    ( ~ reachable(sK3(sK5(X0)),X1)
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0)))
    | reachable(sK5(X0),X1) ),
    inference(superposition,[status(thm)],[c_127,c_50]) ).

cnf(c_837,plain,
    ( sP0_iProver_split(X0)
    | p(X1)
    | ~ reachable(initial_world,X0)
    | ~ reachable(sK5(X0),X1)
    | sP2_iProver_split(X1) ),
    inference(global_subsumption_just,[status(thm)],[c_370,c_368,c_370]) ).

cnf(c_838,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(initial_world,X0)
    | p(X1)
    | sP0_iProver_split(X0)
    | sP2_iProver_split(X1) ),
    inference(renaming,[status(thm)],[c_837]) ).

cnf(c_849,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0)))
    | p(sK3(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_127,c_838]) ).

cnf(c_850,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | p(sK3(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_215,c_838]) ).

cnf(c_851,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | p(sK3(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_171,c_838]) ).

cnf(c_852,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | p(sK3(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_259,c_838]) ).

cnf(c_895,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | sP0_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_852,c_714,c_270]) ).

cnf(c_906,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | sP0_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_851,c_782,c_182]) ).

cnf(c_949,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_850,c_226]) ).

cnf(c_960,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0)))
    | sP2_iProver_split(sK3(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_849,c_138]) ).

cnf(c_975,plain,
    ( ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_237,c_369]) ).

cnf(c_984,plain,
    ( ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_975,c_248]) ).

cnf(c_999,plain,
    ( ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0)))
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_149,c_369]) ).

cnf(c_1008,plain,
    ( ~ sP2_iProver_split(sK3(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_999,c_160]) ).

cnf(c_1168,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_281,c_474]) ).

cnf(c_1259,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_193,c_608]) ).

cnf(c_1488,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | reachable(sK5(X0),sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_237,c_728]) ).

cnf(c_1611,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK4(sK5(X0)))
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_149,c_796]) ).

cnf(c_1676,plain,
    ( reachable(sK5(X0),sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | sP0_iProver_split(X0) ),
    inference(global_subsumption_just,[status(thm)],[c_960,c_960,c_1008]) ).

cnf(c_1677,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(renaming,[status(thm)],[c_1676]) ).

cnf(c_1739,plain,
    ( reachable(sK5(X0),sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | sP0_iProver_split(X0) ),
    inference(global_subsumption_just,[status(thm)],[c_949,c_949,c_984]) ).

cnf(c_1740,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(renaming,[status(thm)],[c_1739]) ).

cnf(c_1747,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(X0,sK1(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_1740,c_452]) ).

cnf(c_3070,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP2_iProver_split(X0)
    | q(sK5(X0)) ),
    inference(superposition,[status(thm)],[c_69,c_369]) ).

cnf(c_3305,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(initial_world,X0)
    | reachable(X0,X1) ),
    inference(superposition,[status(thm)],[c_69,c_50]) ).

cnf(c_4105,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | ~ sP0_iProver_split(X0)
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_1168,c_367]) ).

cnf(c_4121,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_4105,c_292,c_895]) ).

cnf(c_4270,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0)
    | ~ sP0_iProver_split(X0)
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_1259,c_367]) ).

cnf(c_4286,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_4270,c_204,c_906]) ).

cnf(c_4336,plain,
    ( ~ reachable(initial_world,X0)
    | ~ q(sK1(sK5(X0))) ),
    inference(global_subsumption_just,[status(thm)],[c_281,c_4121]) ).

cnf(c_4337,plain,
    ( ~ q(sK1(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(renaming,[status(thm)],[c_4336]) ).

cnf(c_4613,plain,
    ( ~ reachable(initial_world,X0)
    | ~ p(sK2(sK5(X0))) ),
    inference(global_subsumption_just,[status(thm)],[c_193,c_4286]) ).

cnf(c_4614,plain,
    ( ~ p(sK2(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(renaming,[status(thm)],[c_4613]) ).

cnf(c_4769,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP0_iProver_split(X0)
    | reachable(sK5(X0),sK1(sK5(X0)))
    | q(sK4(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_1488,c_367]) ).

cnf(c_4785,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_4769,c_248,c_1740]) ).

cnf(c_4849,plain,
    ( sP0_iProver_split(X0)
    | p(X1)
    | ~ reachable(initial_world,X0)
    | ~ reachable(sK5(X0),X1)
    | sP2_iProver_split(X1) ),
    inference(global_subsumption_just,[status(thm)],[c_370,c_838]) ).

cnf(c_4850,plain,
    ( ~ reachable(sK5(X0),X1)
    | ~ reachable(initial_world,X0)
    | p(X1)
    | sP0_iProver_split(X0)
    | sP2_iProver_split(X1) ),
    inference(renaming,[status(thm)],[c_4849]) ).

cnf(c_5235,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK1(sK5(X0))) ),
    inference(global_subsumption_just,[status(thm)],[c_237,c_4785]) ).

cnf(c_5242,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP0_iProver_split(X0)
    | q(sK1(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_5235,c_367]) ).

cnf(c_5256,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP0_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_5242,c_4337]) ).

cnf(c_5282,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(global_subsumption_just,[status(thm)],[c_1611,c_1677,c_5256]) ).

cnf(c_5415,plain,
    ( reachable(X0,sK1(sK5(X0)))
    | ~ reachable(initial_world,X0) ),
    inference(global_subsumption_just,[status(thm)],[c_1747,c_1747,c_5256]) ).

cnf(c_5416,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(X0,sK1(sK5(X0))) ),
    inference(renaming,[status(thm)],[c_5415]) ).

cnf(c_5421,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP2_iProver_split(X0)
    | q(sK1(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_5416,c_369]) ).

cnf(c_5455,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP2_iProver_split(X0) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_5421,c_4121]) ).

cnf(c_5648,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(sK5(X0),sK2(sK5(X0))) ),
    inference(global_subsumption_just,[status(thm)],[c_149,c_5282]) ).

cnf(c_5654,plain,
    ( ~ reachable(initial_world,X0)
    | p(sK2(sK5(X0)))
    | sP2_iProver_split(sK2(sK5(X0)))
    | sP0_iProver_split(X0) ),
    inference(superposition,[status(thm)],[c_5648,c_4850]) ).

cnf(c_5672,plain,
    ( ~ reachable(initial_world,X0)
    | sP2_iProver_split(sK2(sK5(X0))) ),
    inference(forward_subsumption_resolution,[status(thm)],[c_5654,c_5256,c_4614]) ).

cnf(c_5856,plain,
    ( ~ sP2_iProver_split(X0)
    | ~ reachable(initial_world,X0) ),
    inference(global_subsumption_just,[status(thm)],[c_3070,c_5455]) ).

cnf(c_5857,plain,
    ( ~ reachable(initial_world,X0)
    | ~ sP2_iProver_split(X0) ),
    inference(renaming,[status(thm)],[c_5856]) ).

cnf(c_5993,plain,
    ( ~ reachable(initial_world,X0)
    | reachable(X0,sK2(sK5(X0))) ),
    inference(superposition,[status(thm)],[c_5648,c_3305]) ).

cnf(c_6843,plain,
    ( ~ sP2_iProver_split(sK2(sK5(initial_world)))
    | ~ reachable(initial_world,initial_world) ),
    inference(superposition,[status(thm)],[c_5993,c_5857]) ).

cnf(c_6854,plain,
    ~ reachable(initial_world,initial_world),
    inference(forward_subsumption_resolution,[status(thm)],[c_6843,c_5672]) ).

cnf(c_6897,plain,
    $false,
    inference(prop_impl_just,[status(thm)],[c_6854,c_70]) ).


%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SYN548+1 : TPTP v8.1.2. Released v2.2.0.
% 0.07/0.13  % Command  : run_iprover %s %d THM
% 0.13/0.34  % Computer : n007.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 : Sat Aug 26 19:19:27 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.20/0.47  Running first-order theorem proving
% 0.20/0.47  Running: /export/starexec/sandbox2/solver/bin/run_problem --schedule fof_schedule --no_cores 8 /export/starexec/sandbox2/benchmark/theBenchmark.p 300
% 3.82/1.15  % SZS status Started for theBenchmark.p
% 3.82/1.15  % SZS status Theorem for theBenchmark.p
% 3.82/1.15  
% 3.82/1.15  %---------------- iProver v3.8 (pre SMT-COMP 2023/CASC 2023) ----------------%
% 3.82/1.15  
% 3.82/1.15  ------  iProver source info
% 3.82/1.15  
% 3.82/1.15  git: date: 2023-05-31 18:12:56 +0000
% 3.82/1.15  git: sha1: 8abddc1f627fd3ce0bcb8b4cbf113b3cc443d7b6
% 3.82/1.15  git: non_committed_changes: false
% 3.82/1.15  git: last_make_outside_of_git: false
% 3.82/1.15  
% 3.82/1.15  ------ Parsing...
% 3.82/1.15  ------ Clausification by vclausify_rel  & Parsing by iProver...
% 3.82/1.15  
% 3.82/1.15  ------ Preprocessing... pe_s  pe:1:0s pe_e  pe_s  pe_e 
% 3.82/1.15  
% 3.82/1.15  ------ Preprocessing... gs_s  sp: 0 0s  gs_e  scvd_s sp: 3 0s scvd_e  snvd_s sp: 0 0s snvd_e 
% 3.82/1.15  ------ Proving...
% 3.82/1.15  ------ Problem Properties 
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  clauses                                 23
% 3.82/1.15  conjectures                             1
% 3.82/1.15  EPR                                     3
% 3.82/1.15  Horn                                    18
% 3.82/1.15  unary                                   1
% 3.82/1.15  binary                                  1
% 3.82/1.15  lits                                    69
% 3.82/1.15  lits eq                                 0
% 3.82/1.15  fd_pure                                 0
% 3.82/1.15  fd_pseudo                               0
% 3.82/1.15  fd_cond                                 0
% 3.82/1.15  fd_pseudo_cond                          0
% 3.82/1.15  AC symbols                              0
% 3.82/1.15  
% 3.82/1.15  ------ Input Options Time Limit: Unbounded
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  ------ 
% 3.82/1.15  Current options:
% 3.82/1.15  ------ 
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  ------ Proving...
% 3.82/1.15  
% 3.82/1.15  
% 3.82/1.15  % SZS status Theorem for theBenchmark.p
% 3.82/1.15  
% 3.82/1.15  % SZS output start CNFRefutation for theBenchmark.p
% See solution above
% 3.82/1.15  
% 3.82/1.15  
%------------------------------------------------------------------------------