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ET---2.0.THM-CRf.s

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%------------------------------------------------------------------------------
% File     : ET---2.0
% Problem  : SYN550+1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : run_ET %s %d

% Computer : n020.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  : 600s
% DateTime : Thu Jul 21 06:03:39 EDT 2022

% Result   : Theorem 0.50s 49.69s
% Output   : CNFRefutation 0.50s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   25
%            Number of leaves      :   11
% Syntax   : Number of formulae    :  113 (  10 unt;   0 def)
%            Number of atoms       :  423 (   0 equ)
%            Maximal formula atoms :   49 (   3 avg)
%            Number of connectives :  494 ( 184   ~; 275   |;  18   &)
%                                         (  10 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   23 (   4 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :   11 (  10 usr;   9 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   3 con; 0-2 aty)
%            Number of variables   :  104 (   0 sgn  31   !;   6   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(prove_this,conjecture,
    ( ? [X1] :
        ( reachable(initial_world,X1)
        & ! [X2] :
            ( reachable(X1,X2)
           => p(X2) ) )
  <=> ? [X1] :
        ( reachable(initial_world,X1)
        & ! [X2] :
            ( reachable(X1,X2)
           => ? [X3] :
                ( reachable(X2,X3)
                & ! [X4] :
                    ( reachable(X3,X4)
                   => p(X4) ) ) ) ) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',prove_this) ).

fof(reflexivity_of_reachable,axiom,
    ! [X1] : reachable(X1,X1),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',reflexivity_of_reachable) ).

fof(transitivity_of_reachable,axiom,
    ! [X1,X2,X3] :
      ( ( reachable(X1,X2)
        & reachable(X2,X3) )
     => reachable(X1,X3) ),
    file('/export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in',transitivity_of_reachable) ).

fof(c_0_3,negated_conjecture,
    ~ ( ? [X1] :
          ( reachable(initial_world,X1)
          & ! [X2] :
              ( reachable(X1,X2)
             => p(X2) ) )
    <=> ? [X1] :
          ( reachable(initial_world,X1)
          & ! [X2] :
              ( reachable(X1,X2)
             => ? [X3] :
                  ( reachable(X2,X3)
                  & ! [X4] :
                      ( reachable(X3,X4)
                     => p(X4) ) ) ) ) ),
    inference(assume_negation,[status(cth)],[prove_this]) ).

fof(c_0_4,negated_conjecture,
    ! [X5,X7,X9,X12,X14,X16] :
      ( ( reachable(X7,esk2_1(X7))
        | ~ reachable(initial_world,X7)
        | reachable(X5,esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( reachable(X9,esk3_2(X7,X9))
        | ~ reachable(esk2_1(X7),X9)
        | ~ reachable(initial_world,X7)
        | reachable(X5,esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( ~ p(esk3_2(X7,X9))
        | ~ reachable(esk2_1(X7),X9)
        | ~ reachable(initial_world,X7)
        | reachable(X5,esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( reachable(X7,esk2_1(X7))
        | ~ reachable(initial_world,X7)
        | ~ p(esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( reachable(X9,esk3_2(X7,X9))
        | ~ reachable(esk2_1(X7),X9)
        | ~ reachable(initial_world,X7)
        | ~ p(esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( ~ p(esk3_2(X7,X9))
        | ~ reachable(esk2_1(X7),X9)
        | ~ reachable(initial_world,X7)
        | ~ p(esk1_1(X5))
        | ~ reachable(initial_world,X5) )
      & ( reachable(initial_world,esk5_0)
        | reachable(initial_world,esk4_0) )
      & ( reachable(X14,esk6_1(X14))
        | ~ reachable(esk5_0,X14)
        | reachable(initial_world,esk4_0) )
      & ( ~ reachable(esk6_1(X14),X16)
        | p(X16)
        | ~ reachable(esk5_0,X14)
        | reachable(initial_world,esk4_0) )
      & ( reachable(initial_world,esk5_0)
        | ~ reachable(esk4_0,X12)
        | p(X12) )
      & ( reachable(X14,esk6_1(X14))
        | ~ reachable(esk5_0,X14)
        | ~ reachable(esk4_0,X12)
        | p(X12) )
      & ( ~ reachable(esk6_1(X14),X16)
        | p(X16)
        | ~ reachable(esk5_0,X14)
        | ~ reachable(esk4_0,X12)
        | p(X12) ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(shift_quantors,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[c_0_3])])])])])])]) ).

fof(c_0_5,plain,
    ! [X2] : reachable(X2,X2),
    inference(variable_rename,[status(thm)],[reflexivity_of_reachable]) ).

fof(c_0_6,plain,
    ! [X4,X5,X6] :
      ( ~ reachable(X4,X5)
      | ~ reachable(X5,X6)
      | reachable(X4,X6) ),
    inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[transitivity_of_reachable])]) ).

cnf(c_0_7,negated_conjecture,
    ( reachable(initial_world,esk4_0)
    | reachable(X1,esk6_1(X1))
    | ~ reachable(esk5_0,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_8,plain,
    reachable(X1,X1),
    inference(split_conjunct,[status(thm)],[c_0_5]) ).

cnf(c_0_9,plain,
    ( reachable(X1,X2)
    | ~ reachable(X3,X2)
    | ~ reachable(X1,X3) ),
    inference(split_conjunct,[status(thm)],[c_0_6]) ).

cnf(c_0_10,negated_conjecture,
    ( reachable(esk5_0,esk6_1(esk5_0))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_7,c_0_8]) ).

fof(c_0_11,plain,
    ( ~ epred7_0
  <=> ! [X1] :
        ( reachable(X1,esk1_1(X1))
        | ~ reachable(initial_world,X1) ) ),
    introduced(definition) ).

cnf(c_0_12,negated_conjecture,
    ( reachable(X1,esk6_1(esk5_0))
    | reachable(initial_world,esk4_0)
    | ~ reachable(X1,esk5_0) ),
    inference(pm,[status(thm)],[c_0_9,c_0_10]) ).

cnf(c_0_13,negated_conjecture,
    ( reachable(initial_world,esk4_0)
    | reachable(initial_world,esk5_0) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

fof(c_0_14,plain,
    ( ~ epred4_0
  <=> ! [X1] :
        ( ~ reachable(initial_world,X1)
        | ~ p(esk1_1(X1)) ) ),
    introduced(definition) ).

cnf(c_0_15,negated_conjecture,
    ( epred7_0
    | reachable(X1,esk1_1(X1))
    | ~ reachable(initial_world,X1) ),
    inference(split_equiv,[status(thm)],[c_0_11]) ).

cnf(c_0_16,negated_conjecture,
    ( reachable(initial_world,esk6_1(esk5_0))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_12,c_0_13]) ).

fof(c_0_17,plain,
    ( ~ epred6_0
  <=> ! [X2] :
        ( reachable(X2,esk6_1(X2))
        | ~ reachable(esk5_0,X2) ) ),
    introduced(definition) ).

cnf(c_0_18,negated_conjecture,
    ( epred4_0
    | ~ p(esk1_1(X1))
    | ~ reachable(initial_world,X1) ),
    inference(split_equiv,[status(thm)],[c_0_14]) ).

cnf(c_0_19,negated_conjecture,
    ( reachable(initial_world,esk4_0)
    | p(X2)
    | ~ reachable(esk5_0,X1)
    | ~ reachable(esk6_1(X1),X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_20,negated_conjecture,
    ( epred7_0
    | reachable(esk6_1(esk5_0),esk1_1(esk6_1(esk5_0)))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_15,c_0_16]) ).

cnf(c_0_21,negated_conjecture,
    ( epred6_0
    | reachable(X1,esk6_1(X1))
    | ~ reachable(esk5_0,X1) ),
    inference(split_equiv,[status(thm)],[c_0_17]) ).

fof(c_0_22,plain,
    ( ~ epred1_0
  <=> ! [X1] :
        ( p(X1)
        | ~ reachable(esk4_0,X1) ) ),
    introduced(definition) ).

cnf(c_0_23,negated_conjecture,
    ( epred4_0
    | reachable(initial_world,esk4_0)
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(pm,[status(thm)],[c_0_18,c_0_16]) ).

cnf(c_0_24,negated_conjecture,
    ( epred7_0
    | p(esk1_1(esk6_1(esk5_0)))
    | reachable(initial_world,esk4_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_19,c_0_20]),c_0_8])]) ).

cnf(c_0_25,negated_conjecture,
    ( p(esk6_1(X1))
    | reachable(initial_world,esk4_0)
    | ~ reachable(esk5_0,X1) ),
    inference(pm,[status(thm)],[c_0_19,c_0_8]) ).

cnf(c_0_26,negated_conjecture,
    ( epred7_0
    | reachable(esk5_0,esk1_1(esk5_0))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_15,c_0_13]) ).

cnf(c_0_27,negated_conjecture,
    ( epred6_0
    | reachable(esk5_0,esk6_1(esk5_0)) ),
    inference(pm,[status(thm)],[c_0_21,c_0_8]) ).

cnf(c_0_28,negated_conjecture,
    ( epred1_0
    | p(X1)
    | ~ reachable(esk4_0,X1) ),
    inference(split_equiv,[status(thm)],[c_0_22]) ).

cnf(c_0_29,negated_conjecture,
    ( epred7_0
    | epred4_0
    | reachable(esk4_0,esk1_1(esk4_0))
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(pm,[status(thm)],[c_0_15,c_0_23]) ).

cnf(c_0_30,negated_conjecture,
    ( epred4_0
    | ~ p(esk1_1(esk6_1(esk5_0)))
    | ~ p(esk1_1(esk4_0)) ),
    inference(pm,[status(thm)],[c_0_18,c_0_23]) ).

cnf(c_0_31,negated_conjecture,
    ( epred7_0
    | p(esk1_1(esk6_1(esk5_0)))
    | reachable(esk4_0,esk1_1(esk4_0)) ),
    inference(pm,[status(thm)],[c_0_15,c_0_24]) ).

fof(c_0_32,plain,
    ( ~ epred8_0
  <=> ! [X3,X2] :
        ( reachable(X3,esk3_2(X2,X3))
        | ~ reachable(initial_world,X2)
        | ~ reachable(esk2_1(X2),X3) ) ),
    introduced(definition) ).

fof(c_0_33,plain,
    ( ~ epred5_0
  <=> ! [X2] :
        ( reachable(X2,esk2_1(X2))
        | ~ reachable(initial_world,X2) ) ),
    introduced(definition) ).

cnf(c_0_34,negated_conjecture,
    ( epred7_0
    | p(esk6_1(esk1_1(esk5_0)))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_25,c_0_26]) ).

cnf(c_0_35,negated_conjecture,
    ( epred6_0
    | reachable(X1,esk6_1(esk5_0))
    | ~ reachable(X1,esk5_0) ),
    inference(pm,[status(thm)],[c_0_9,c_0_27]) ).

cnf(c_0_36,negated_conjecture,
    ( p(X1)
    | reachable(initial_world,esk5_0)
    | ~ reachable(esk4_0,X1) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_37,negated_conjecture,
    ( p(X1)
    | reachable(X2,esk6_1(X2))
    | ~ reachable(esk4_0,X1)
    | ~ reachable(esk5_0,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_38,negated_conjecture,
    ( epred7_0
    | epred4_0
    | epred1_0
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_28,c_0_29]),c_0_30]) ).

cnf(c_0_39,negated_conjecture,
    ( epred7_0
    | epred1_0
    | p(esk1_1(esk6_1(esk5_0)))
    | p(esk1_1(esk4_0)) ),
    inference(pm,[status(thm)],[c_0_28,c_0_31]) ).

cnf(c_0_40,negated_conjecture,
    ( epred7_0
    | epred4_0
    | ~ p(esk1_1(esk4_0)) ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_18,c_0_24]),c_0_30]) ).

fof(c_0_41,plain,
    ( ~ epred3_0
  <=> ! [X3,X2] :
        ( ~ reachable(initial_world,X2)
        | ~ reachable(esk2_1(X2),X3)
        | ~ p(esk3_2(X2,X3)) ) ),
    introduced(definition) ).

cnf(c_0_42,negated_conjecture,
    ( epred8_0
    | reachable(X1,esk3_2(X2,X1))
    | ~ reachable(esk2_1(X2),X1)
    | ~ reachable(initial_world,X2) ),
    inference(split_equiv,[status(thm)],[c_0_32]) ).

cnf(c_0_43,negated_conjecture,
    ( epred5_0
    | reachable(X1,esk2_1(X1))
    | ~ reachable(initial_world,X1) ),
    inference(split_equiv,[status(thm)],[c_0_33]) ).

fof(c_0_44,plain,
    ( ~ epred2_0
  <=> ! [X3,X2] :
        ( p(X3)
        | ~ reachable(esk5_0,X2)
        | ~ reachable(esk6_1(X2),X3) ) ),
    introduced(definition) ).

cnf(c_0_45,negated_conjecture,
    ( epred4_0
    | reachable(X1,esk4_0)
    | ~ p(esk1_1(esk6_1(esk5_0)))
    | ~ reachable(X1,initial_world) ),
    inference(pm,[status(thm)],[c_0_9,c_0_23]) ).

cnf(c_0_46,negated_conjecture,
    ( epred7_0
    | p(esk6_1(esk1_1(esk5_0)))
    | reachable(esk4_0,esk1_1(esk4_0)) ),
    inference(pm,[status(thm)],[c_0_15,c_0_34]) ).

cnf(c_0_47,negated_conjecture,
    ( epred6_0
    | epred4_0
    | ~ p(esk1_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0) ),
    inference(pm,[status(thm)],[c_0_18,c_0_35]) ).

cnf(c_0_48,negated_conjecture,
    ( epred7_0
    | epred4_0
    | reachable(initial_world,esk5_0)
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_36,c_0_29]),c_0_30]) ).

cnf(c_0_49,negated_conjecture,
    ( ~ epred6_0
    | ~ epred1_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_37,c_0_22]),c_0_17]) ).

cnf(c_0_50,negated_conjecture,
    ( epred7_0
    | epred4_0
    | epred1_0 ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_38,c_0_39]),c_0_40]) ).

cnf(c_0_51,negated_conjecture,
    ( p(X1)
    | p(X3)
    | ~ reachable(esk4_0,X1)
    | ~ reachable(esk5_0,X2)
    | ~ reachable(esk6_1(X2),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_52,negated_conjecture,
    ( epred3_0
    | ~ p(esk3_2(X1,X2))
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(initial_world,X1) ),
    inference(split_equiv,[status(thm)],[c_0_41]) ).

cnf(c_0_53,negated_conjecture,
    ( epred8_0
    | p(esk3_2(X1,esk6_1(X2)))
    | reachable(initial_world,esk4_0)
    | ~ reachable(esk2_1(X1),esk6_1(X2))
    | ~ reachable(esk5_0,X2)
    | ~ reachable(initial_world,X1) ),
    inference(pm,[status(thm)],[c_0_19,c_0_42]) ).

cnf(c_0_54,negated_conjecture,
    ( epred5_0
    | reachable(esk5_0,esk2_1(esk5_0))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_43,c_0_13]) ).

cnf(c_0_55,negated_conjecture,
    ( epred2_0
    | p(X1)
    | ~ reachable(esk6_1(X2),X1)
    | ~ reachable(esk5_0,X2) ),
    inference(split_equiv,[status(thm)],[c_0_44]) ).

cnf(c_0_56,negated_conjecture,
    ( epred7_0
    | epred6_0
    | reachable(esk6_1(esk5_0),esk1_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0) ),
    inference(pm,[status(thm)],[c_0_15,c_0_35]) ).

cnf(c_0_57,negated_conjecture,
    ( epred7_0
    | epred4_0
    | reachable(esk4_0,esk1_1(esk4_0)) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_15,c_0_45]),c_0_8])]),c_0_31]) ).

cnf(c_0_58,negated_conjecture,
    ( epred7_0
    | p(esk6_1(esk1_1(esk5_0)))
    | p(esk1_1(esk4_0))
    | reachable(initial_world,esk5_0) ),
    inference(pm,[status(thm)],[c_0_36,c_0_46]) ).

cnf(c_0_59,negated_conjecture,
    ( epred7_0
    | epred6_0
    | epred4_0
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(pm,[status(thm)],[c_0_47,c_0_48]) ).

cnf(c_0_60,negated_conjecture,
    ( epred7_0
    | epred4_0
    | ~ epred6_0 ),
    inference(pm,[status(thm)],[c_0_49,c_0_50]) ).

cnf(c_0_61,negated_conjecture,
    ( ~ epred2_0
    | ~ epred1_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_51,c_0_22]),c_0_44]) ).

cnf(c_0_62,negated_conjecture,
    ( epred8_0
    | epred3_0
    | reachable(initial_world,esk4_0)
    | ~ reachable(esk2_1(X1),esk6_1(X2))
    | ~ reachable(initial_world,X1)
    | ~ reachable(esk5_0,X2) ),
    inference(pm,[status(thm)],[c_0_52,c_0_53]) ).

cnf(c_0_63,negated_conjecture,
    ( epred5_0
    | reachable(esk2_1(esk5_0),esk6_1(esk2_1(esk5_0)))
    | reachable(initial_world,esk4_0) ),
    inference(pm,[status(thm)],[c_0_7,c_0_54]) ).

cnf(c_0_64,negated_conjecture,
    ( reachable(X2,esk2_1(X2))
    | ~ reachable(initial_world,X1)
    | ~ p(esk1_1(X1))
    | ~ reachable(initial_world,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_65,negated_conjecture,
    ( epred7_0
    | epred6_0
    | epred2_0
    | p(esk1_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_55,c_0_56]),c_0_8])]) ).

cnf(c_0_66,negated_conjecture,
    ( epred7_0
    | epred4_0
    | reachable(initial_world,esk5_0) ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_36,c_0_57]),c_0_40]) ).

cnf(c_0_67,negated_conjecture,
    ( epred7_0
    | epred4_0
    | ~ p(esk1_1(esk6_1(esk5_0))) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_47,c_0_58]),c_0_59]),c_0_59]),c_0_60]) ).

cnf(c_0_68,negated_conjecture,
    ( epred7_0
    | epred4_0
    | ~ epred2_0 ),
    inference(pm,[status(thm)],[c_0_61,c_0_50]) ).

cnf(c_0_69,negated_conjecture,
    ( reachable(X1,esk1_1(X1))
    | reachable(X2,esk2_1(X2))
    | ~ reachable(initial_world,X1)
    | ~ reachable(initial_world,X2) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_70,negated_conjecture,
    ( epred8_0
    | epred5_0
    | epred3_0
    | reachable(initial_world,esk4_0) ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_62,c_0_63]),c_0_43]),c_0_13]) ).

cnf(c_0_71,negated_conjecture,
    ( ~ epred5_0
    | ~ epred4_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_64,c_0_33]),c_0_14]) ).

cnf(c_0_72,negated_conjecture,
    ( epred7_0
    | epred4_0 ),
    inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_65,c_0_66]),c_0_67]),c_0_68]),c_0_60]) ).

cnf(c_0_73,negated_conjecture,
    ( ~ epred7_0
    | ~ epred5_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_69,c_0_11]),c_0_33]) ).

cnf(c_0_74,negated_conjecture,
    ( reachable(X3,esk3_2(X2,X3))
    | ~ reachable(initial_world,X1)
    | ~ p(esk1_1(X1))
    | ~ reachable(initial_world,X2)
    | ~ reachable(esk2_1(X2),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_75,negated_conjecture,
    ( reachable(X1,esk1_1(X1))
    | reachable(X3,esk3_2(X2,X3))
    | ~ reachable(initial_world,X1)
    | ~ reachable(initial_world,X2)
    | ~ reachable(esk2_1(X2),X3) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_76,negated_conjecture,
    ( epred8_0
    | reachable(X1,esk3_2(X2,X3))
    | ~ reachable(esk2_1(X2),X3)
    | ~ reachable(initial_world,X2)
    | ~ reachable(X1,X3) ),
    inference(pm,[status(thm)],[c_0_9,c_0_42]) ).

cnf(c_0_77,negated_conjecture,
    ( epred8_0
    | epred5_0
    | epred3_0
    | reachable(esk4_0,esk2_1(esk4_0)) ),
    inference(pm,[status(thm)],[c_0_43,c_0_70]) ).

cnf(c_0_78,negated_conjecture,
    ~ epred5_0,
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_71,c_0_72]),c_0_73]) ).

cnf(c_0_79,negated_conjecture,
    ( ~ epred8_0
    | ~ epred4_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_74,c_0_32]),c_0_14]) ).

cnf(c_0_80,negated_conjecture,
    ( ~ epred8_0
    | ~ epred7_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_75,c_0_32]),c_0_11]) ).

cnf(c_0_81,negated_conjecture,
    ( epred8_0
    | epred1_0
    | p(esk3_2(X1,X2))
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(initial_world,X1)
    | ~ reachable(esk4_0,X2) ),
    inference(pm,[status(thm)],[c_0_28,c_0_76]) ).

cnf(c_0_82,negated_conjecture,
    ( epred8_0
    | epred3_0
    | reachable(esk4_0,esk2_1(esk4_0)) ),
    inference(sr,[status(thm)],[c_0_77,c_0_78]) ).

cnf(c_0_83,negated_conjecture,
    ~ epred8_0,
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_79,c_0_72]),c_0_80]) ).

cnf(c_0_84,negated_conjecture,
    ( epred8_0
    | epred3_0
    | epred1_0
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(initial_world,X1)
    | ~ reachable(esk4_0,X2) ),
    inference(pm,[status(thm)],[c_0_52,c_0_81]) ).

cnf(c_0_85,negated_conjecture,
    ( epred3_0
    | reachable(esk4_0,esk2_1(esk4_0)) ),
    inference(sr,[status(thm)],[c_0_82,c_0_83]) ).

cnf(c_0_86,negated_conjecture,
    ( epred8_0
    | epred3_0
    | reachable(initial_world,esk4_0) ),
    inference(sr,[status(thm)],[c_0_70,c_0_78]) ).

cnf(c_0_87,negated_conjecture,
    ( epred3_0
    | epred1_0
    | ~ reachable(esk4_0,esk2_1(X1))
    | ~ reachable(initial_world,X1) ),
    inference(sr,[status(thm)],[inference(pm,[status(thm)],[c_0_84,c_0_8]),c_0_83]) ).

cnf(c_0_88,negated_conjecture,
    ( epred3_0
    | reachable(X1,esk2_1(esk4_0))
    | ~ reachable(X1,esk4_0) ),
    inference(pm,[status(thm)],[c_0_9,c_0_85]) ).

cnf(c_0_89,negated_conjecture,
    ( epred3_0
    | reachable(initial_world,esk4_0) ),
    inference(sr,[status(thm)],[c_0_86,c_0_83]) ).

cnf(c_0_90,negated_conjecture,
    ( epred8_0
    | epred2_0
    | p(esk3_2(X1,X2))
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(esk6_1(X3),X2)
    | ~ reachable(esk5_0,X3)
    | ~ reachable(initial_world,X1) ),
    inference(pm,[status(thm)],[c_0_55,c_0_76]) ).

cnf(c_0_91,negated_conjecture,
    ( epred6_0
    | epred5_0
    | reachable(esk6_1(esk5_0),esk2_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0) ),
    inference(pm,[status(thm)],[c_0_43,c_0_35]) ).

cnf(c_0_92,negated_conjecture,
    ( epred8_0
    | p(esk3_2(X1,X2))
    | reachable(initial_world,esk5_0)
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(initial_world,X1)
    | ~ reachable(esk4_0,X2) ),
    inference(pm,[status(thm)],[c_0_36,c_0_76]) ).

cnf(c_0_93,negated_conjecture,
    ( ~ reachable(initial_world,X1)
    | ~ p(esk1_1(X1))
    | ~ reachable(initial_world,X2)
    | ~ reachable(esk2_1(X2),X3)
    | ~ p(esk3_2(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_94,negated_conjecture,
    ( epred3_0
    | epred1_0 ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_87,c_0_88]),c_0_8])]),c_0_89]) ).

cnf(c_0_95,negated_conjecture,
    ( reachable(X1,esk1_1(X1))
    | ~ reachable(initial_world,X1)
    | ~ reachable(initial_world,X2)
    | ~ reachable(esk2_1(X2),X3)
    | ~ p(esk3_2(X2,X3)) ),
    inference(split_conjunct,[status(thm)],[c_0_4]) ).

cnf(c_0_96,negated_conjecture,
    ( epred8_0
    | epred6_0
    | epred5_0
    | epred2_0
    | p(esk3_2(X1,esk2_1(esk6_1(esk5_0))))
    | ~ reachable(esk2_1(X1),esk2_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0)
    | ~ reachable(initial_world,X1) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_90,c_0_91]),c_0_8])]) ).

cnf(c_0_97,negated_conjecture,
    ( epred8_0
    | epred3_0
    | reachable(initial_world,esk5_0)
    | ~ reachable(esk2_1(X1),X2)
    | ~ reachable(initial_world,X1)
    | ~ reachable(esk4_0,X2) ),
    inference(pm,[status(thm)],[c_0_52,c_0_92]) ).

cnf(c_0_98,negated_conjecture,
    ( ~ epred4_0
    | ~ epred3_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_93,c_0_41]),c_0_14]) ).

cnf(c_0_99,negated_conjecture,
    ( epred3_0
    | ~ epred6_0 ),
    inference(pm,[status(thm)],[c_0_49,c_0_94]) ).

cnf(c_0_100,negated_conjecture,
    ( ~ epred7_0
    | ~ epred3_0 ),
    inference(apply_def,[status(thm)],[inference(apply_def,[status(thm)],[c_0_95,c_0_11]),c_0_41]) ).

cnf(c_0_101,negated_conjecture,
    ( epred6_0
    | epred3_0
    | epred2_0
    | ~ reachable(esk2_1(X1),esk2_1(esk6_1(esk5_0)))
    | ~ reachable(initial_world,esk5_0)
    | ~ reachable(initial_world,X1) ),
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[inference(pm,[status(thm)],[c_0_52,c_0_96]),c_0_83]),c_0_78]) ).

cnf(c_0_102,negated_conjecture,
    ( epred3_0
    | reachable(initial_world,esk5_0)
    | ~ reachable(esk4_0,esk2_1(X1))
    | ~ reachable(initial_world,X1) ),
    inference(sr,[status(thm)],[inference(pm,[status(thm)],[c_0_97,c_0_8]),c_0_83]) ).

cnf(c_0_103,negated_conjecture,
    ( ~ epred6_0
    | ~ epred4_0 ),
    inference(pm,[status(thm)],[c_0_98,c_0_99]) ).

cnf(c_0_104,negated_conjecture,
    ( ~ epred7_0
    | ~ epred6_0 ),
    inference(pm,[status(thm)],[c_0_100,c_0_99]) ).

cnf(c_0_105,negated_conjecture,
    ( epred6_0
    | epred3_0
    | epred2_0
    | ~ reachable(initial_world,esk5_0) ),
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_101,c_0_8]),c_0_35]) ).

cnf(c_0_106,negated_conjecture,
    ( epred3_0
    | reachable(initial_world,esk5_0) ),
    inference(csr,[status(thm)],[inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(pm,[status(thm)],[c_0_102,c_0_88]),c_0_8])]),c_0_89]) ).

cnf(c_0_107,negated_conjecture,
    ~ epred6_0,
    inference(csr,[status(thm)],[inference(pm,[status(thm)],[c_0_103,c_0_72]),c_0_104]) ).

cnf(c_0_108,negated_conjecture,
    ( epred3_0
    | ~ epred2_0 ),
    inference(pm,[status(thm)],[c_0_61,c_0_94]) ).

cnf(c_0_109,negated_conjecture,
    epred3_0,
    inference(csr,[status(thm)],[inference(sr,[status(thm)],[inference(pm,[status(thm)],[c_0_105,c_0_106]),c_0_107]),c_0_108]) ).

cnf(c_0_110,negated_conjecture,
    ~ epred7_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_100,c_0_109])]) ).

cnf(c_0_111,negated_conjecture,
    ~ epred4_0,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_98,c_0_109])]) ).

cnf(c_0_112,negated_conjecture,
    $false,
    inference(sr,[status(thm)],[inference(sr,[status(thm)],[c_0_72,c_0_110]),c_0_111]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SYN550+1 : TPTP v8.1.0. Released v2.2.0.
% 0.11/0.13  % Command  : run_ET %s %d
% 0.12/0.34  % Computer : n020.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 600
% 0.12/0.34  % DateTime : Tue Jul 12 03:57:12 EDT 2022
% 0.12/0.34  % CPUTime  : 
% 0.36/23.41  eprover: CPU time limit exceeded, terminating
% 0.36/23.41  eprover: CPU time limit exceeded, terminating
% 0.36/23.41  eprover: CPU time limit exceeded, terminating
% 0.36/23.47  eprover: CPU time limit exceeded, terminating
% 0.49/46.42  eprover: CPU time limit exceeded, terminating
% 0.49/46.42  eprover: CPU time limit exceeded, terminating
% 0.49/46.43  eprover: CPU time limit exceeded, terminating
% 0.49/46.48  eprover: CPU time limit exceeded, terminating
% 0.50/49.69  # Running protocol protocol_eprover_4a02c828a8cc55752123edbcc1ad40e453c11447 for 23 seconds:
% 0.50/49.69  
% 0.50/49.69  # Failure: Resource limit exceeded (time)
% 0.50/49.69  # OLD status Res
% 0.50/49.69  # SinE strategy is GSinE(CountFormulas,hypos,1.4,,04,100,1.0)
% 0.50/49.69  # Preprocessing time       : 0.015 s
% 0.50/49.69  # Running protocol protocol_eprover_f171197f65f27d1ba69648a20c844832c84a5dd7 for 23 seconds:
% 0.50/49.69  
% 0.50/49.69  # Failure: Resource limit exceeded (time)
% 0.50/49.69  # OLD status Res
% 0.50/49.69  # Preprocessing time       : 0.007 s
% 0.50/49.69  # Running protocol protocol_eprover_eb48853eb71ccd2a6fdade56c25b63f5692e1a0c for 23 seconds:
% 0.50/49.69  # Preprocessing time       : 0.014 s
% 0.50/49.69  
% 0.50/49.69  # Proof found!
% 0.50/49.69  # SZS status Theorem
% 0.50/49.69  # SZS output start CNFRefutation
% See solution above
% 0.50/49.69  # Proof object total steps             : 113
% 0.50/49.69  # Proof object clause steps            : 98
% 0.50/49.69  # Proof object formula steps           : 15
% 0.50/49.69  # Proof object conjectures             : 99
% 0.50/49.69  # Proof object clause conjectures      : 96
% 0.50/49.69  # Proof object formula conjectures     : 3
% 0.50/49.69  # Proof object initial clauses used    : 22
% 0.50/49.69  # Proof object initial formulas used   : 3
% 0.50/49.69  # Proof object generating inferences   : 61
% 0.50/49.69  # Proof object simplifying inferences  : 64
% 0.50/49.69  # Training examples: 0 positive, 0 negative
% 0.50/49.69  # Parsed axioms                        : 3
% 0.50/49.69  # Removed by relevancy pruning/SinE    : 0
% 0.50/49.69  # Initial clauses                      : 14
% 0.50/49.69  # Removed in clause preprocessing      : 0
% 0.50/49.69  # Initial clauses in saturation        : 14
% 0.50/49.69  # Processed clauses                    : 10517
% 0.50/49.69  # ...of these trivial                  : 8
% 0.50/49.69  # ...subsumed                          : 5943
% 0.50/49.69  # ...remaining for further processing  : 4565
% 0.50/49.69  # Other redundant clauses eliminated   : 0
% 0.50/49.69  # Clauses deleted for lack of memory   : 0
% 0.50/49.69  # Backward-subsumed                    : 876
% 0.50/49.69  # Backward-rewritten                   : 36
% 0.50/49.69  # Generated clauses                    : 107387
% 0.50/49.69  # ...of the previous two non-trivial   : 107032
% 0.50/49.69  # Contextual simplify-reflections      : 10473
% 0.50/49.69  # Paramodulations                      : 106190
% 0.50/49.69  # Factorizations                       : 0
% 0.50/49.69  # Equation resolutions                 : 0
% 0.50/49.69  # Current number of processed clauses  : 2652
% 0.50/49.69  #    Positive orientable unit clauses  : 15
% 0.50/49.69  #    Positive unorientable unit clauses: 0
% 0.50/49.69  #    Negative unit clauses             : 12
% 0.50/49.69  #    Non-unit-clauses                  : 2625
% 0.50/49.69  # Current number of unprocessed clauses: 61098
% 0.50/49.69  # ...number of literals in the above   : 512703
% 0.50/49.69  # Current number of archived formulas  : 0
% 0.50/49.69  # Current number of archived clauses   : 1713
% 0.50/49.69  # Clause-clause subsumption calls (NU) : 4297682
% 0.50/49.69  # Rec. Clause-clause subsumption calls : 591496
% 0.50/49.69  # Non-unit clause-clause subsumptions  : 17692
% 0.50/49.69  # Unit Clause-clause subsumption calls : 25809
% 0.50/49.69  # Rewrite failures with RHS unbound    : 0
% 0.50/49.69  # BW rewrite match attempts            : 68
% 0.50/49.69  # BW rewrite match successes           : 7
% 0.50/49.69  # Condensation attempts                : 0
% 0.50/49.69  # Condensation successes               : 0
% 0.50/49.69  # Termbank termtop insertions          : 959571
% 0.50/49.69  
% 0.50/49.69  # -------------------------------------------------
% 0.50/49.69  # User time                : 2.294 s
% 0.50/49.69  # System time              : 0.049 s
% 0.50/49.69  # Total time               : 2.343 s
% 0.50/49.69  # Maximum resident set size: 71016 pages
% 0.53/69.44  eprover: CPU time limit exceeded, terminating
% 0.53/69.44  eprover: CPU time limit exceeded, terminating
% 0.53/69.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.46  eprover: No such file or directory
% 0.53/69.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.46  eprover: No such file or directory
% 0.53/69.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.46  eprover: No such file or directory
% 0.53/69.46  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.46  eprover: No such file or directory
% 0.53/69.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.47  eprover: No such file or directory
% 0.53/69.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.47  eprover: No such file or directory
% 0.53/69.47  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.47  eprover: No such file or directory
% 0.53/69.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.48  eprover: No such file or directory
% 0.53/69.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.48  eprover: No such file or directory
% 0.53/69.48  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.48  eprover: No such file or directory
% 0.53/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.49  eprover: No such file or directory
% 0.53/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.49  eprover: No such file or directory
% 0.53/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.49  eprover: No such file or directory
% 0.53/69.49  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.49  eprover: No such file or directory
% 0.53/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.50  eprover: No such file or directory
% 0.53/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.50  eprover: No such file or directory
% 0.53/69.50  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.50  eprover: No such file or directory
% 0.53/69.51  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p.mepo_128.in
% 0.53/69.51  eprover: No such file or directory
% 0.53/69.52  eprover: CPU time limit exceeded, terminating
% 0.53/69.54  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.54  eprover: No such file or directory
% 0.53/69.54  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.54  eprover: No such file or directory
% 0.53/69.55  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.55  eprover: No such file or directory
% 0.53/69.56  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.56  eprover: No such file or directory
% 0.53/69.56  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.56  eprover: No such file or directory
% 0.53/69.57  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.57  eprover: No such file or directory
% 0.53/69.57  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.57  eprover: No such file or directory
% 0.53/69.58  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.58  eprover: No such file or directory
% 0.53/69.59  eprover: Cannot stat file /export/starexec/sandbox2/solver/bin/../tmp/theBenchmark.p
% 0.53/69.59  eprover: No such file or directory
%------------------------------------------------------------------------------