TSTP Solution File: GEO260+1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GEO260+1 : TPTP v8.1.0. Bugfixed v8.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n008.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 : Sat Jul 16 05:25:59 EDT 2022

% Result   : Theorem 0.92s 1.11s
% Output   : CNFRefutation 0.92s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   28
%            Number of leaves      :    9
% Syntax   : Number of formulae    :   98 (  27 unt;   0 def)
%            Number of atoms       :  226 (   0 equ)
%            Maximal formula atoms :    7 (   2 avg)
%            Number of connectives :  209 (  81   ~;  90   |;  28   &)
%                                         (   3 <=>;   7  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of predicates  :    7 (   6 usr;   1 prp; 0-4 aty)
%            Number of functors    :    6 (   6 usr;   4 con; 0-2 aty)
%            Number of variables   :  142 (   6 sgn  67   !;   4   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(con_def,axiom,
    ! [L,M] :
      ( convergent_lines(L,M)
    <=> ( unequally_directed_lines(L,M)
        & unequally_directed_lines(L,reverse_line(M)) ) ) ).

fof(oag5,axiom,
    ! [L] : ~ unequally_directed_lines(L,L) ).

fof(oag6,axiom,
    ! [L,M,N] :
      ( unequally_directed_lines(L,M)
     => ( unequally_directed_lines(L,N)
        | unequally_directed_lines(M,N) ) ) ).

fof(oag8,axiom,
    ! [L,M] :
      ( ( line(L)
        & line(M) )
     => ( unequally_directed_lines(L,M)
        | unequally_directed_lines(L,reverse_line(M)) ) ) ).

fof(oag9,axiom,
    ! [L,M] :
      ( ( unequally_directed_lines(L,M)
        & unequally_directed_lines(L,reverse_line(M)) )
     => ( left_convergent_lines(L,M)
        | left_convergent_lines(L,reverse_line(M)) ) ) ).

fof(oag11,axiom,
    ! [L,M] :
      ~ ( left_convergent_lines(L,M)
        | left_convergent_lines(L,reverse_line(M)) ) ).

fof(oagco4,axiom,
    ! [L] :
      ( line(L)
     => line(reverse_line(L)) ) ).

fof(oagco9,axiom,
    ! [A,B] : ~ unequally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))) ).

fof(con,conjecture,
    ! [L,A,B,C] :
      ( ( line(L)
        & distinct_points(A,C)
        & distinct_points(B,C)
        & distinct_points(A,B) )
     => ~ ( between_on_line(L,A,B,C)
          & between_on_line(L,A,C,B) ) ) ).

fof(subgoal_0,plain,
    ! [L,A,B,C] :
      ( ( line(L)
        & distinct_points(A,C)
        & distinct_points(B,C)
        & distinct_points(A,B)
        & between_on_line(L,A,B,C) )
     => ~ between_on_line(L,A,C,B) ),
    inference(strip,[],[con]) ).

fof(negate_0_0,plain,
    ~ ! [L,A,B,C] :
        ( ( line(L)
          & distinct_points(A,C)
          & distinct_points(B,C)
          & distinct_points(A,B)
          & between_on_line(L,A,B,C) )
       => ~ between_on_line(L,A,C,B) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ! [A,B] : ~ unequally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))),
    inference(canonicalize,[],[oagco9]) ).

fof(normalize_0_1,plain,
    ! [A,B] : ~ unequally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [L] : ~ unequally_directed_lines(L,L),
    inference(canonicalize,[],[oag5]) ).

fof(normalize_0_3,plain,
    ! [L] : ~ unequally_directed_lines(L,L),
    inference(specialize,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [L,M,N] :
      ( ~ unequally_directed_lines(L,M)
      | unequally_directed_lines(L,N)
      | unequally_directed_lines(M,N) ),
    inference(canonicalize,[],[oag6]) ).

fof(normalize_0_5,plain,
    ! [L,M,N] :
      ( ~ unequally_directed_lines(L,M)
      | unequally_directed_lines(L,N)
      | unequally_directed_lines(M,N) ),
    inference(specialize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ? [A,B,C,L] :
      ( between_on_line(L,A,B,C)
      & between_on_line(L,A,C,B)
      & distinct_points(A,B)
      & distinct_points(A,C)
      & distinct_points(B,C)
      & line(L) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_7,plain,
    ( between_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B,skolemFOFtoCNF_C)
    & between_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_C,skolemFOFtoCNF_B)
    & distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_B)
    & distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_C)
    & distinct_points(skolemFOFtoCNF_B,skolemFOFtoCNF_C)
    & line(skolemFOFtoCNF_L) ),
    inference(skolemize,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    line(skolemFOFtoCNF_L),
    inference(conjunct,[],[normalize_0_7]) ).

fof(normalize_0_9,plain,
    ! [L] :
      ( ~ line(L)
      | line(reverse_line(L)) ),
    inference(canonicalize,[],[oagco4]) ).

fof(normalize_0_10,plain,
    ! [L] :
      ( ~ line(L)
      | line(reverse_line(L)) ),
    inference(specialize,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    ! [L,M] :
      ( ~ line(L)
      | ~ line(M)
      | unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[oag8]) ).

fof(normalize_0_12,plain,
    ! [L,M] :
      ( ~ line(L)
      | ~ line(M)
      | unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(specialize,[],[normalize_0_11]) ).

fof(normalize_0_13,plain,
    ! [L,M] :
      ( ~ convergent_lines(L,M)
    <=> ( ~ unequally_directed_lines(L,M)
        | ~ unequally_directed_lines(L,reverse_line(M)) ) ),
    inference(canonicalize,[],[con_def]) ).

fof(normalize_0_14,plain,
    ! [L,M] :
      ( ~ convergent_lines(L,M)
    <=> ( ~ unequally_directed_lines(L,M)
        | ~ unequally_directed_lines(L,reverse_line(M)) ) ),
    inference(specialize,[],[normalize_0_13]) ).

fof(normalize_0_15,plain,
    ! [L,M] :
      ( ( ~ convergent_lines(L,M)
        | unequally_directed_lines(L,M) )
      & ( ~ convergent_lines(L,M)
        | unequally_directed_lines(L,reverse_line(M)) )
      & ( ~ unequally_directed_lines(L,M)
        | ~ unequally_directed_lines(L,reverse_line(M))
        | convergent_lines(L,M) ) ),
    inference(clausify,[],[normalize_0_14]) ).

fof(normalize_0_16,plain,
    ! [L,M] :
      ( ~ unequally_directed_lines(L,M)
      | ~ unequally_directed_lines(L,reverse_line(M))
      | convergent_lines(L,M) ),
    inference(conjunct,[],[normalize_0_15]) ).

fof(normalize_0_17,plain,
    ! [L,M] :
      ( ~ unequally_directed_lines(L,M)
      | ~ unequally_directed_lines(L,reverse_line(M))
      | left_convergent_lines(L,M)
      | left_convergent_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[oag9]) ).

fof(normalize_0_18,plain,
    ! [L,M] :
      ( ~ convergent_lines(L,M)
      | left_convergent_lines(L,M)
      | left_convergent_lines(L,reverse_line(M)) ),
    inference(simplify,[],[normalize_0_17,normalize_0_14]) ).

fof(normalize_0_19,plain,
    ! [L,M] :
      ( ~ convergent_lines(L,M)
      | left_convergent_lines(L,M)
      | left_convergent_lines(L,reverse_line(M)) ),
    inference(specialize,[],[normalize_0_18]) ).

fof(normalize_0_20,plain,
    ( ! [L,M] : ~ left_convergent_lines(L,M)
    & ! [L,M] : ~ left_convergent_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[oag11]) ).

fof(normalize_0_21,plain,
    ! [L,M] : ~ left_convergent_lines(L,M),
    inference(conjunct,[],[normalize_0_20]) ).

fof(normalize_0_22,plain,
    ! [L,M] : ~ left_convergent_lines(L,M),
    inference(specialize,[],[normalize_0_21]) ).

cnf(refute_0_0,plain,
    ~ unequally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))),
    inference(canonicalize,[],[normalize_0_1]) ).

cnf(refute_0_1,plain,
    ~ unequally_directed_lines(line_connecting(A,A),reverse_line(line_connecting(A,A))),
    inference(subst,[],[refute_0_0:[bind(B,$fot(A))]]) ).

cnf(refute_0_2,plain,
    ~ unequally_directed_lines(L,L),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_3,plain,
    ~ unequally_directed_lines(reverse_line(X_329),reverse_line(X_329)),
    inference(subst,[],[refute_0_2:[bind(L,$fot(reverse_line(X_329)))]]) ).

cnf(refute_0_4,plain,
    ( ~ unequally_directed_lines(L,M)
    | unequally_directed_lines(L,N)
    | unequally_directed_lines(M,N) ),
    inference(canonicalize,[],[normalize_0_5]) ).

cnf(refute_0_5,plain,
    ( ~ unequally_directed_lines(reverse_line(X_119),X_119)
    | unequally_directed_lines(X_119,N)
    | unequally_directed_lines(reverse_line(X_119),N) ),
    inference(subst,[],[refute_0_4:[bind(L,$fot(reverse_line(X_119))),bind(M,$fot(X_119))]]) ).

cnf(refute_0_6,plain,
    ( ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_84))
    | unequally_directed_lines(reverse_line(X_84),N)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),N) ),
    inference(subst,[],[refute_0_4:[bind(L,$fot(reverse_line(skolemFOFtoCNF_L))),bind(M,$fot(reverse_line(X_84)))]]) ).

cnf(refute_0_7,plain,
    line(skolemFOFtoCNF_L),
    inference(canonicalize,[],[normalize_0_8]) ).

cnf(refute_0_8,plain,
    ( ~ line(L)
    | line(reverse_line(L)) ),
    inference(canonicalize,[],[normalize_0_10]) ).

cnf(refute_0_9,plain,
    ( ~ line(skolemFOFtoCNF_L)
    | line(reverse_line(skolemFOFtoCNF_L)) ),
    inference(subst,[],[refute_0_8:[bind(L,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_10,plain,
    line(reverse_line(skolemFOFtoCNF_L)),
    inference(resolve,[$cnf( line(skolemFOFtoCNF_L) )],[refute_0_7,refute_0_9]) ).

cnf(refute_0_11,plain,
    ( ~ line(L)
    | ~ line(M)
    | unequally_directed_lines(L,M)
    | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[normalize_0_12]) ).

cnf(refute_0_12,plain,
    ( ~ line(M)
    | unequally_directed_lines(M,M)
    | unequally_directed_lines(M,reverse_line(M)) ),
    inference(subst,[],[refute_0_11:[bind(L,$fot(M))]]) ).

cnf(refute_0_13,plain,
    ~ unequally_directed_lines(M,M),
    inference(subst,[],[refute_0_2:[bind(L,$fot(M))]]) ).

cnf(refute_0_14,plain,
    ( ~ line(M)
    | unequally_directed_lines(M,reverse_line(M)) ),
    inference(resolve,[$cnf( unequally_directed_lines(M,M) )],[refute_0_12,refute_0_13]) ).

cnf(refute_0_15,plain,
    ( ~ line(reverse_line(skolemFOFtoCNF_L))
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(reverse_line(skolemFOFtoCNF_L))) ),
    inference(subst,[],[refute_0_14:[bind(M,$fot(reverse_line(skolemFOFtoCNF_L)))]]) ).

cnf(refute_0_16,plain,
    unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(reverse_line(skolemFOFtoCNF_L))),
    inference(resolve,[$cnf( line(reverse_line(skolemFOFtoCNF_L)) )],[refute_0_10,refute_0_15]) ).

cnf(refute_0_17,plain,
    ( ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(reverse_line(skolemFOFtoCNF_L)))
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_75)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_75) ),
    inference(subst,[],[refute_0_4:[bind(L,$fot(reverse_line(skolemFOFtoCNF_L))),bind(M,$fot(reverse_line(reverse_line(skolemFOFtoCNF_L)))),bind(N,$fot(X_75))]]) ).

cnf(refute_0_18,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_75)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_75) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(reverse_line(skolemFOFtoCNF_L))) )],[refute_0_16,refute_0_17]) ).

cnf(refute_0_19,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_83)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_83) ),
    inference(subst,[],[refute_0_18:[bind(X_75,$fot(X_83))]]) ).

cnf(refute_0_20,plain,
    ( ~ unequally_directed_lines(L,M)
    | ~ unequally_directed_lines(L,reverse_line(M))
    | convergent_lines(L,M) ),
    inference(canonicalize,[],[normalize_0_16]) ).

cnf(refute_0_21,plain,
    ( ~ convergent_lines(L,M)
    | left_convergent_lines(L,M)
    | left_convergent_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[normalize_0_19]) ).

cnf(refute_0_22,plain,
    ~ left_convergent_lines(L,M),
    inference(canonicalize,[],[normalize_0_22]) ).

cnf(refute_0_23,plain,
    ( ~ convergent_lines(L,M)
    | left_convergent_lines(L,reverse_line(M)) ),
    inference(resolve,[$cnf( left_convergent_lines(L,M) )],[refute_0_21,refute_0_22]) ).

cnf(refute_0_24,plain,
    ~ left_convergent_lines(L,reverse_line(M)),
    inference(subst,[],[refute_0_22:[bind(M,$fot(reverse_line(M)))]]) ).

cnf(refute_0_25,plain,
    ~ convergent_lines(L,M),
    inference(resolve,[$cnf( left_convergent_lines(L,reverse_line(M)) )],[refute_0_23,refute_0_24]) ).

cnf(refute_0_26,plain,
    ( ~ unequally_directed_lines(L,M)
    | ~ unequally_directed_lines(L,reverse_line(M)) ),
    inference(resolve,[$cnf( convergent_lines(L,M) )],[refute_0_20,refute_0_25]) ).

cnf(refute_0_27,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),M)
    | ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(M)) ),
    inference(subst,[],[refute_0_26:[bind(L,$fot(reverse_line(reverse_line(skolemFOFtoCNF_L))))]]) ).

cnf(refute_0_28,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(M))
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(M)) ),
    inference(subst,[],[refute_0_18:[bind(X_75,$fot(reverse_line(M)))]]) ).

cnf(refute_0_29,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),M)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(M)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(M)) )],[refute_0_28,refute_0_27]) ).

cnf(refute_0_30,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_83)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_83)) ),
    inference(subst,[],[refute_0_29:[bind(M,$fot(X_83))]]) ).

cnf(refute_0_31,plain,
    ( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_83)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_83)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_83) )],[refute_0_19,refute_0_30]) ).

cnf(refute_0_32,plain,
    ( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_84)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_84)) ),
    inference(subst,[],[refute_0_31:[bind(X_83,$fot(X_84))]]) ).

cnf(refute_0_33,plain,
    ( unequally_directed_lines(reverse_line(X_84),N)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),N)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_84) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_84)) )],[refute_0_32,refute_0_6]) ).

cnf(refute_0_34,plain,
    ( unequally_directed_lines(reverse_line(X_118),X_118)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_118) ),
    inference(subst,[],[refute_0_33:[bind(N,$fot(X_118)),bind(X_84,$fot(X_118))]]) ).

cnf(refute_0_35,plain,
    ( ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_105)
    | ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_105)) ),
    inference(subst,[],[refute_0_26:[bind(L,$fot(reverse_line(skolemFOFtoCNF_L))),bind(M,$fot(X_105))]]) ).

cnf(refute_0_36,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_102)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_102)) ),
    inference(subst,[],[refute_0_29:[bind(M,$fot(X_102))]]) ).

cnf(refute_0_37,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(X_101))
    | unequally_directed_lines(reverse_line(X_101),N)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),N) ),
    inference(subst,[],[refute_0_4:[bind(L,$fot(reverse_line(reverse_line(skolemFOFtoCNF_L)))),bind(M,$fot(reverse_line(X_101)))]]) ).

cnf(refute_0_38,plain,
    ( ~ line(reverse_line(skolemFOFtoCNF_L))
    | line(reverse_line(reverse_line(skolemFOFtoCNF_L))) ),
    inference(subst,[],[refute_0_8:[bind(L,$fot(reverse_line(skolemFOFtoCNF_L)))]]) ).

cnf(refute_0_39,plain,
    line(reverse_line(reverse_line(skolemFOFtoCNF_L))),
    inference(resolve,[$cnf( line(reverse_line(skolemFOFtoCNF_L)) )],[refute_0_10,refute_0_38]) ).

cnf(refute_0_40,plain,
    ( ~ line(reverse_line(reverse_line(skolemFOFtoCNF_L)))
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L)))) ),
    inference(subst,[],[refute_0_14:[bind(M,$fot(reverse_line(reverse_line(skolemFOFtoCNF_L))))]]) ).

cnf(refute_0_41,plain,
    unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L)))),
    inference(resolve,[$cnf( line(reverse_line(reverse_line(skolemFOFtoCNF_L))) )],[refute_0_39,refute_0_40]) ).

cnf(refute_0_42,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))))
    | unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),X_75)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_75) ),
    inference(subst,[],[refute_0_4:[bind(L,$fot(reverse_line(reverse_line(skolemFOFtoCNF_L)))),bind(M,$fot(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))))),bind(N,$fot(X_75))]]) ).

cnf(refute_0_43,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),X_75)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_75) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L)))) )],[refute_0_41,refute_0_42]) ).

cnf(refute_0_44,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),X_92)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_92) ),
    inference(subst,[],[refute_0_43:[bind(X_75,$fot(X_92))]]) ).

cnf(refute_0_45,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),M)
    | ~ unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),reverse_line(M)) ),
    inference(subst,[],[refute_0_26:[bind(L,$fot(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L)))))]]) ).

cnf(refute_0_46,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),reverse_line(M))
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(M)) ),
    inference(subst,[],[refute_0_43:[bind(X_75,$fot(reverse_line(M)))]]) ).

cnf(refute_0_47,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),M)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(M)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),reverse_line(M)) )],[refute_0_46,refute_0_45]) ).

cnf(refute_0_48,plain,
    ( ~ unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),X_92)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(X_92)) ),
    inference(subst,[],[refute_0_47:[bind(M,$fot(X_92))]]) ).

cnf(refute_0_49,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_92)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(X_92)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(reverse_line(skolemFOFtoCNF_L))),X_92) )],[refute_0_44,refute_0_48]) ).

cnf(refute_0_50,plain,
    ( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_101)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(X_101)) ),
    inference(subst,[],[refute_0_49:[bind(X_92,$fot(X_101))]]) ).

cnf(refute_0_51,plain,
    ( unequally_directed_lines(reverse_line(X_101),N)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),N)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_101) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),reverse_line(X_101)) )],[refute_0_50,refute_0_37]) ).

cnf(refute_0_52,plain,
    ( unequally_directed_lines(reverse_line(X_102),X_102)
    | unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_102) ),
    inference(subst,[],[refute_0_51:[bind(N,$fot(X_102)),bind(X_101,$fot(X_102))]]) ).

cnf(refute_0_53,plain,
    ( unequally_directed_lines(reverse_line(X_102),X_102)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_102)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(reverse_line(skolemFOFtoCNF_L)),X_102) )],[refute_0_52,refute_0_36]) ).

cnf(refute_0_54,plain,
    ( unequally_directed_lines(reverse_line(X_105),X_105)
    | unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_105)) ),
    inference(subst,[],[refute_0_53:[bind(X_102,$fot(X_105))]]) ).

cnf(refute_0_55,plain,
    ( ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_105)
    | unequally_directed_lines(reverse_line(X_105),X_105) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),reverse_line(X_105)) )],[refute_0_54,refute_0_35]) ).

cnf(refute_0_56,plain,
    ( ~ unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_118)
    | unequally_directed_lines(reverse_line(X_118),X_118) ),
    inference(subst,[],[refute_0_55:[bind(X_105,$fot(X_118))]]) ).

cnf(refute_0_57,plain,
    unequally_directed_lines(reverse_line(X_118),X_118),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(skolemFOFtoCNF_L),X_118) )],[refute_0_34,refute_0_56]) ).

cnf(refute_0_58,plain,
    unequally_directed_lines(reverse_line(X_119),X_119),
    inference(subst,[],[refute_0_57:[bind(X_118,$fot(X_119))]]) ).

cnf(refute_0_59,plain,
    ( unequally_directed_lines(X_119,N)
    | unequally_directed_lines(reverse_line(X_119),N) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(X_119),X_119) )],[refute_0_58,refute_0_5]) ).

cnf(refute_0_60,plain,
    ( unequally_directed_lines(X_329,reverse_line(X_329))
    | unequally_directed_lines(reverse_line(X_329),reverse_line(X_329)) ),
    inference(subst,[],[refute_0_59:[bind(N,$fot(reverse_line(X_329))),bind(X_119,$fot(X_329))]]) ).

cnf(refute_0_61,plain,
    unequally_directed_lines(X_329,reverse_line(X_329)),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(X_329),reverse_line(X_329)) )],[refute_0_60,refute_0_3]) ).

cnf(refute_0_62,plain,
    unequally_directed_lines(line_connecting(A,A),reverse_line(line_connecting(A,A))),
    inference(subst,[],[refute_0_61:[bind(X_329,$fot(line_connecting(A,A)))]]) ).

cnf(refute_0_63,plain,
    $false,
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(A,A),reverse_line(line_connecting(A,A))) )],[refute_0_62,refute_0_1]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.13  % Problem  : GEO260+1 : TPTP v8.1.0. Bugfixed v8.1.0.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.14/0.34  % Computer : n008.cluster.edu
% 0.14/0.34  % Model    : x86_64 x86_64
% 0.14/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.14/0.34  % Memory   : 8042.1875MB
% 0.14/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.14/0.34  % CPULimit : 300
% 0.14/0.34  % WCLimit  : 600
% 0.14/0.34  % DateTime : Sat Jun 18 05:57:37 EDT 2022
% 0.14/0.35  % CPUTime  : 
% 0.14/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.92/1.11  % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.92/1.11  
% 0.92/1.11  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.92/1.12  
%------------------------------------------------------------------------------