TSTP Solution File: GEO255+3 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GEO255+3 : TPTP v8.1.0. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n013.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 05:25:56 EDT 2022

% Result   : Theorem 32.87s 33.04s
% Output   : CNFRefutation 32.87s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   47
%            Number of leaves      :   11
% Syntax   : Number of formulae    :  173 (  48 unt;   0 def)
%            Number of atoms       :  342 (   0 equ)
%            Maximal formula atoms :   13 (   1 avg)
%            Number of connectives :  305 ( 136   ~; 137   |;  15   &)
%                                         (  12 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   13 (   3 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of predicates  :    9 (   8 usr;   1 prp; 0-3 aty)
%            Number of functors    :    5 (   5 usr;   3 con; 0-2 aty)
%            Number of variables   :  247 (   5 sgn 103   !;   3   ?)

% Comments : 
%------------------------------------------------------------------------------
fof(a1_defns,axiom,
    ! [X,Y] :
      ( unequally_directed_opposite_lines(X,Y)
    <=> unequally_directed_lines(X,reverse_line(Y)) ) ).

fof(a4_defns,axiom,
    ! [X,Y] :
      ( equally_directed_lines(X,Y)
    <=> ~ unequally_directed_lines(X,Y) ) ).

fof(a5_defns,axiom,
    ! [X,Y] :
      ( equally_directed_opposite_lines(X,Y)
    <=> ~ unequally_directed_opposite_lines(X,Y) ) ).

fof(ax4_defns,axiom,
    ! [L,A,B] :
      ( before_on_line(L,A,B)
    <=> ( distinct_points(A,B)
        & incident_point_and_line(A,L)
        & incident_point_and_line(B,L)
        & equally_directed_lines(L,line_connecting(A,B)) ) ) ).

fof(ax5_basics,axiom,
    ! [L] : equally_directed_lines(L,L) ).

fof(ax6_basics,axiom,
    ! [L,M,N] :
      ( unequally_directed_lines(L,M)
     => ( unequally_directed_lines(L,N)
        | unequally_directed_lines(M,N) ) ) ).

fof(ax8_basics,axiom,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ) ).

fof(ax9_basics,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(ax11_basics,axiom,
    ! [L,M] :
      ~ ( left_convergent_lines(L,M)
        | left_convergent_lines(L,reverse_line(M)) ) ).

fof(ax9_cons_objs,axiom,
    ! [A,B] :
      ( distinct_points(A,B)
     => equally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))) ) ).

fof(con,conjecture,
    ! [L,A,B] :
      ~ ( before_on_line(L,A,B)
        & before_on_line(L,B,A) ) ).

fof(subgoal_0,plain,
    ! [L,A,B] :
      ( before_on_line(L,A,B)
     => ~ before_on_line(L,B,A) ),
    inference(strip,[],[con]) ).

fof(negate_0_0,plain,
    ~ ! [L,A,B] :
        ( before_on_line(L,A,B)
       => ~ before_on_line(L,B,A) ),
    inference(negate,[],[subgoal_0]) ).

fof(normalize_0_0,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
    <=> unequally_directed_lines(X,Y) ),
    inference(canonicalize,[],[a4_defns]) ).

fof(normalize_0_1,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
    <=> unequally_directed_lines(X,Y) ),
    inference(specialize,[],[normalize_0_0]) ).

fof(normalize_0_2,plain,
    ! [X,Y] :
      ( ( ~ equally_directed_lines(X,Y)
        | ~ unequally_directed_lines(X,Y) )
      & ( equally_directed_lines(X,Y)
        | unequally_directed_lines(X,Y) ) ),
    inference(clausify,[],[normalize_0_1]) ).

fof(normalize_0_3,plain,
    ! [X,Y] :
      ( ~ equally_directed_lines(X,Y)
      | ~ unequally_directed_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_2]) ).

fof(normalize_0_4,plain,
    ! [X,Y] :
      ( ~ equally_directed_opposite_lines(X,Y)
    <=> unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[a5_defns]) ).

fof(normalize_0_5,plain,
    ! [X,Y] :
      ( ~ equally_directed_opposite_lines(X,Y)
    <=> unequally_directed_opposite_lines(X,Y) ),
    inference(specialize,[],[normalize_0_4]) ).

fof(normalize_0_6,plain,
    ! [X,Y] :
      ( ( ~ equally_directed_opposite_lines(X,Y)
        | ~ unequally_directed_opposite_lines(X,Y) )
      & ( equally_directed_opposite_lines(X,Y)
        | unequally_directed_opposite_lines(X,Y) ) ),
    inference(clausify,[],[normalize_0_5]) ).

fof(normalize_0_7,plain,
    ! [X,Y] :
      ( ~ equally_directed_opposite_lines(X,Y)
      | ~ unequally_directed_opposite_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_6]) ).

fof(normalize_0_8,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
    <=> ~ unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[a1_defns]) ).

fof(normalize_0_9,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
    <=> ~ unequally_directed_opposite_lines(X,Y) ),
    inference(specialize,[],[normalize_0_8]) ).

fof(normalize_0_10,plain,
    ! [X,Y] :
      ( ( ~ unequally_directed_lines(X,reverse_line(Y))
        | unequally_directed_opposite_lines(X,Y) )
      & ( ~ unequally_directed_opposite_lines(X,Y)
        | unequally_directed_lines(X,reverse_line(Y)) ) ),
    inference(clausify,[],[normalize_0_9]) ).

fof(normalize_0_11,plain,
    ! [X,Y] :
      ( ~ unequally_directed_lines(X,reverse_line(Y))
      | unequally_directed_opposite_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_10]) ).

fof(normalize_0_12,plain,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[ax8_basics]) ).

fof(normalize_0_13,plain,
    ! [L,M] :
      ( unequally_directed_lines(L,M)
      | unequally_directed_lines(L,reverse_line(M)) ),
    inference(specialize,[],[normalize_0_12]) ).

fof(normalize_0_14,plain,
    ? [A,B,L] :
      ( before_on_line(L,A,B)
      & before_on_line(L,B,A) ),
    inference(canonicalize,[],[negate_0_0]) ).

fof(normalize_0_15,plain,
    ( before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B)
    & before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_B,skolemFOFtoCNF_A) ),
    inference(skolemize,[],[normalize_0_14]) ).

fof(normalize_0_16,plain,
    before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B),
    inference(conjunct,[],[normalize_0_15]) ).

fof(normalize_0_17,plain,
    ! [A,B,L] :
      ( ~ before_on_line(L,A,B)
    <=> ( ~ distinct_points(A,B)
        | ~ equally_directed_lines(L,line_connecting(A,B))
        | ~ incident_point_and_line(A,L)
        | ~ incident_point_and_line(B,L) ) ),
    inference(canonicalize,[],[ax4_defns]) ).

fof(normalize_0_18,plain,
    ! [A,B,L] :
      ( ~ before_on_line(L,A,B)
    <=> ( ~ distinct_points(A,B)
        | ~ equally_directed_lines(L,line_connecting(A,B))
        | ~ incident_point_and_line(A,L)
        | ~ incident_point_and_line(B,L) ) ),
    inference(specialize,[],[normalize_0_17]) ).

fof(normalize_0_19,plain,
    ! [A,B,L] :
      ( ( ~ before_on_line(L,A,B)
        | distinct_points(A,B) )
      & ( ~ before_on_line(L,A,B)
        | equally_directed_lines(L,line_connecting(A,B)) )
      & ( ~ before_on_line(L,A,B)
        | incident_point_and_line(A,L) )
      & ( ~ before_on_line(L,A,B)
        | incident_point_and_line(B,L) )
      & ( ~ distinct_points(A,B)
        | ~ equally_directed_lines(L,line_connecting(A,B))
        | ~ incident_point_and_line(A,L)
        | ~ incident_point_and_line(B,L)
        | before_on_line(L,A,B) ) ),
    inference(clausify,[],[normalize_0_18]) ).

fof(normalize_0_20,plain,
    ! [A,B,L] :
      ( ~ before_on_line(L,A,B)
      | equally_directed_lines(L,line_connecting(A,B)) ),
    inference(conjunct,[],[normalize_0_19]) ).

fof(normalize_0_21,plain,
    ! [X,Y] :
      ( equally_directed_opposite_lines(X,Y)
      | unequally_directed_opposite_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_6]) ).

fof(normalize_0_22,plain,
    ! [X,Y] :
      ( ~ unequally_directed_opposite_lines(X,Y)
      | unequally_directed_lines(X,reverse_line(Y)) ),
    inference(conjunct,[],[normalize_0_10]) ).

fof(normalize_0_23,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,[],[ax9_basics]) ).

fof(normalize_0_24,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(specialize,[],[normalize_0_23]) ).

fof(normalize_0_25,plain,
    ( ! [L,M] : ~ left_convergent_lines(L,M)
    & ! [L,M] : ~ left_convergent_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[ax11_basics]) ).

fof(normalize_0_26,plain,
    ! [L,M] : ~ left_convergent_lines(L,M),
    inference(conjunct,[],[normalize_0_25]) ).

fof(normalize_0_27,plain,
    ! [L,M] : ~ left_convergent_lines(L,M),
    inference(specialize,[],[normalize_0_26]) ).

fof(normalize_0_28,plain,
    ! [L] : equally_directed_lines(L,L),
    inference(canonicalize,[],[ax5_basics]) ).

fof(normalize_0_29,plain,
    ! [L] : equally_directed_lines(L,L),
    inference(specialize,[],[normalize_0_28]) ).

fof(normalize_0_30,plain,
    ! [L,M,N] :
      ( ~ unequally_directed_lines(L,M)
      | unequally_directed_lines(L,N)
      | unequally_directed_lines(M,N) ),
    inference(canonicalize,[],[ax6_basics]) ).

fof(normalize_0_31,plain,
    ! [L,M,N] :
      ( ~ unequally_directed_lines(L,M)
      | unequally_directed_lines(L,N)
      | unequally_directed_lines(M,N) ),
    inference(specialize,[],[normalize_0_30]) ).

fof(normalize_0_32,plain,
    ! [X,Y] :
      ( equally_directed_lines(X,Y)
      | unequally_directed_lines(X,Y) ),
    inference(conjunct,[],[normalize_0_2]) ).

fof(normalize_0_33,plain,
    ! [A,B,L] :
      ( ~ before_on_line(L,A,B)
      | distinct_points(A,B) ),
    inference(conjunct,[],[normalize_0_19]) ).

fof(normalize_0_34,plain,
    ! [A,B] :
      ( ~ distinct_points(A,B)
      | equally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))) ),
    inference(canonicalize,[],[ax9_cons_objs]) ).

fof(normalize_0_35,plain,
    ! [A,B] :
      ( ~ distinct_points(A,B)
      | equally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))) ),
    inference(specialize,[],[normalize_0_34]) ).

fof(normalize_0_36,plain,
    before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_B,skolemFOFtoCNF_A),
    inference(conjunct,[],[normalize_0_15]) ).

cnf(refute_0_0,plain,
    ( ~ equally_directed_lines(X,Y)
    | ~ unequally_directed_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_3]) ).

cnf(refute_0_1,plain,
    ( ~ equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))
    | ~ unequally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(skolemFOFtoCNF_L)),bind(Y,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_2,plain,
    ( ~ equally_directed_opposite_lines(X,Y)
    | ~ unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_7]) ).

cnf(refute_0_3,plain,
    ( ~ equally_directed_opposite_lines(X_52,X_53)
    | ~ unequally_directed_opposite_lines(X_52,X_53) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(X_52)),bind(Y,$fot(X_53))]]) ).

cnf(refute_0_4,plain,
    ( ~ unequally_directed_lines(X,reverse_line(Y))
    | unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_11]) ).

cnf(refute_0_5,plain,
    ( ~ unequally_directed_lines(X_36,reverse_line(X_37))
    | unequally_directed_opposite_lines(X_36,X_37) ),
    inference(subst,[],[refute_0_4:[bind(X,$fot(X_36)),bind(Y,$fot(X_37))]]) ).

cnf(refute_0_6,plain,
    ( unequally_directed_lines(L,M)
    | unequally_directed_lines(L,reverse_line(M)) ),
    inference(canonicalize,[],[normalize_0_13]) ).

cnf(refute_0_7,plain,
    ( unequally_directed_lines(X_36,X_37)
    | unequally_directed_lines(X_36,reverse_line(X_37)) ),
    inference(subst,[],[refute_0_6:[bind(L,$fot(X_36)),bind(M,$fot(X_37))]]) ).

cnf(refute_0_8,plain,
    ( unequally_directed_lines(X_36,X_37)
    | unequally_directed_opposite_lines(X_36,X_37) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_36,reverse_line(X_37)) )],[refute_0_7,refute_0_5]) ).

cnf(refute_0_9,plain,
    ( unequally_directed_lines(X_52,X_53)
    | unequally_directed_opposite_lines(X_52,X_53) ),
    inference(subst,[],[refute_0_8:[bind(X_36,$fot(X_52)),bind(X_37,$fot(X_53))]]) ).

cnf(refute_0_10,plain,
    ( ~ equally_directed_opposite_lines(X_52,X_53)
    | unequally_directed_lines(X_52,X_53) ),
    inference(resolve,[$cnf( unequally_directed_opposite_lines(X_52,X_53) )],[refute_0_9,refute_0_3]) ).

cnf(refute_0_11,plain,
    ( ~ equally_directed_opposite_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))
    | unequally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_10:[bind(X_52,$fot(skolemFOFtoCNF_L)),bind(X_53,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_12,plain,
    before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B),
    inference(canonicalize,[],[normalize_0_16]) ).

cnf(refute_0_13,plain,
    ( ~ before_on_line(L,A,B)
    | equally_directed_lines(L,line_connecting(A,B)) ),
    inference(canonicalize,[],[normalize_0_20]) ).

cnf(refute_0_14,plain,
    ( ~ before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B)
    | equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(subst,[],[refute_0_13:[bind(A,$fot(skolemFOFtoCNF_A)),bind(B,$fot(skolemFOFtoCNF_B)),bind(L,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_15,plain,
    equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)),
    inference(resolve,[$cnf( before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B) )],[refute_0_12,refute_0_14]) ).

cnf(refute_0_16,plain,
    ( ~ equally_directed_lines(X_21779,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))
    | ~ unequally_directed_lines(X_21779,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(X_21779)),bind(Y,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))]]) ).

cnf(refute_0_17,plain,
    ( ~ equally_directed_lines(X_91,reverse_line(X_92))
    | ~ unequally_directed_lines(X_91,reverse_line(X_92)) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(X_91)),bind(Y,$fot(reverse_line(X_92)))]]) ).

cnf(refute_0_18,plain,
    ( equally_directed_opposite_lines(X,Y)
    | unequally_directed_opposite_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_21]) ).

cnf(refute_0_19,plain,
    ( equally_directed_opposite_lines(X_34,X_35)
    | unequally_directed_opposite_lines(X_34,X_35) ),
    inference(subst,[],[refute_0_18:[bind(X,$fot(X_34)),bind(Y,$fot(X_35))]]) ).

cnf(refute_0_20,plain,
    ( ~ unequally_directed_opposite_lines(X,Y)
    | unequally_directed_lines(X,reverse_line(Y)) ),
    inference(canonicalize,[],[normalize_0_22]) ).

cnf(refute_0_21,plain,
    ( ~ unequally_directed_opposite_lines(X_34,X_35)
    | unequally_directed_lines(X_34,reverse_line(X_35)) ),
    inference(subst,[],[refute_0_20:[bind(X,$fot(X_34)),bind(Y,$fot(X_35))]]) ).

cnf(refute_0_22,plain,
    ( equally_directed_opposite_lines(X_34,X_35)
    | unequally_directed_lines(X_34,reverse_line(X_35)) ),
    inference(resolve,[$cnf( unequally_directed_opposite_lines(X_34,X_35) )],[refute_0_19,refute_0_21]) ).

cnf(refute_0_23,plain,
    ( equally_directed_opposite_lines(X_91,X_92)
    | unequally_directed_lines(X_91,reverse_line(X_92)) ),
    inference(subst,[],[refute_0_22:[bind(X_34,$fot(X_91)),bind(X_35,$fot(X_92))]]) ).

cnf(refute_0_24,plain,
    ( ~ equally_directed_lines(X_91,reverse_line(X_92))
    | equally_directed_opposite_lines(X_91,X_92) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_91,reverse_line(X_92)) )],[refute_0_23,refute_0_17]) ).

cnf(refute_0_25,plain,
    ( ~ equally_directed_lines(X_21666,reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))
    | equally_directed_opposite_lines(X_21666,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_24:[bind(X_91,$fot(X_21666)),bind(X_92,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_26,plain,
    ( ~ 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,[],[normalize_0_24]) ).

cnf(refute_0_27,plain,
    ~ left_convergent_lines(L,M),
    inference(canonicalize,[],[normalize_0_27]) ).

cnf(refute_0_28,plain,
    ( ~ unequally_directed_lines(L,M)
    | ~ unequally_directed_lines(L,reverse_line(M))
    | left_convergent_lines(L,reverse_line(M)) ),
    inference(resolve,[$cnf( left_convergent_lines(L,M) )],[refute_0_26,refute_0_27]) ).

cnf(refute_0_29,plain,
    ~ left_convergent_lines(L,reverse_line(M)),
    inference(subst,[],[refute_0_27:[bind(M,$fot(reverse_line(M)))]]) ).

cnf(refute_0_30,plain,
    ( ~ unequally_directed_lines(L,M)
    | ~ unequally_directed_lines(L,reverse_line(M)) ),
    inference(resolve,[$cnf( left_convergent_lines(L,reverse_line(M)) )],[refute_0_28,refute_0_29]) ).

cnf(refute_0_31,plain,
    ( ~ unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))
    | ~ unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))) ),
    inference(subst,[],[refute_0_30:[bind(L,$fot(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))),bind(M,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))]]) ).

cnf(refute_0_32,plain,
    ( ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))
    | ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))) ),
    inference(subst,[],[refute_0_30:[bind(L,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),bind(M,$fot(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))]]) ).

cnf(refute_0_33,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))) ),
    inference(subst,[],[refute_0_6:[bind(L,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),bind(M,$fot(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))]]) ).

cnf(refute_0_34,plain,
    ( ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))
    | ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))) ),
    inference(subst,[],[refute_0_30:[bind(L,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),bind(M,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))))]]) ).

cnf(refute_0_35,plain,
    ( ~ unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))) ),
    inference(subst,[],[refute_0_20:[bind(X,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),bind(Y,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))))]]) ).

cnf(refute_0_36,plain,
    ( ~ unequally_directed_lines(X_286,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286)))))))
    | ~ unequally_directed_lines(X_286,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286)))))))) ),
    inference(subst,[],[refute_0_30:[bind(L,$fot(X_286)),bind(M,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286))))))))]]) ).

cnf(refute_0_37,plain,
    ( ~ equally_directed_lines(reverse_line(X_261),X_262)
    | ~ unequally_directed_lines(reverse_line(X_261),X_262) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(reverse_line(X_261))),bind(Y,$fot(X_262))]]) ).

cnf(refute_0_38,plain,
    equally_directed_lines(L,L),
    inference(canonicalize,[],[normalize_0_29]) ).

cnf(refute_0_39,plain,
    equally_directed_lines(reverse_line(X_39),reverse_line(X_39)),
    inference(subst,[],[refute_0_38:[bind(L,$fot(reverse_line(X_39)))]]) ).

cnf(refute_0_40,plain,
    ( ~ equally_directed_lines(X_36,reverse_line(X_37))
    | ~ unequally_directed_lines(X_36,reverse_line(X_37)) ),
    inference(subst,[],[refute_0_0:[bind(X,$fot(X_36)),bind(Y,$fot(reverse_line(X_37)))]]) ).

cnf(refute_0_41,plain,
    ( ~ equally_directed_lines(X_36,reverse_line(X_37))
    | unequally_directed_lines(X_36,X_37) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_36,reverse_line(X_37)) )],[refute_0_7,refute_0_40]) ).

cnf(refute_0_42,plain,
    ( ~ equally_directed_lines(reverse_line(X_39),reverse_line(X_39))
    | unequally_directed_lines(reverse_line(X_39),X_39) ),
    inference(subst,[],[refute_0_41:[bind(X_36,$fot(reverse_line(X_39))),bind(X_37,$fot(X_39))]]) ).

cnf(refute_0_43,plain,
    unequally_directed_lines(reverse_line(X_39),X_39),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_39),reverse_line(X_39)) )],[refute_0_39,refute_0_42]) ).

cnf(refute_0_44,plain,
    unequally_directed_lines(reverse_line(X_258),X_258),
    inference(subst,[],[refute_0_43:[bind(X_39,$fot(X_258))]]) ).

cnf(refute_0_45,plain,
    ( ~ unequally_directed_lines(L,M)
    | unequally_directed_lines(L,N)
    | unequally_directed_lines(M,N) ),
    inference(canonicalize,[],[normalize_0_31]) ).

cnf(refute_0_46,plain,
    ( ~ unequally_directed_lines(reverse_line(X_258),X_258)
    | unequally_directed_lines(X_258,X_259)
    | unequally_directed_lines(reverse_line(X_258),X_259) ),
    inference(subst,[],[refute_0_45:[bind(L,$fot(reverse_line(X_258))),bind(M,$fot(X_258)),bind(N,$fot(X_259))]]) ).

cnf(refute_0_47,plain,
    ( unequally_directed_lines(X_258,X_259)
    | unequally_directed_lines(reverse_line(X_258),X_259) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(X_258),X_258) )],[refute_0_44,refute_0_46]) ).

cnf(refute_0_48,plain,
    ( unequally_directed_lines(X_261,X_262)
    | unequally_directed_lines(reverse_line(X_261),X_262) ),
    inference(subst,[],[refute_0_47:[bind(X_258,$fot(X_261)),bind(X_259,$fot(X_262))]]) ).

cnf(refute_0_49,plain,
    ( ~ equally_directed_lines(reverse_line(X_261),X_262)
    | unequally_directed_lines(X_261,X_262) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(X_261),X_262) )],[refute_0_48,refute_0_37]) ).

cnf(refute_0_50,plain,
    ( ~ equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261))))))))
    | unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))) ),
    inference(subst,[],[refute_0_49:[bind(X_262,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))))]]) ).

cnf(refute_0_51,plain,
    ( equally_directed_lines(X,Y)
    | unequally_directed_lines(X,Y) ),
    inference(canonicalize,[],[normalize_0_32]) ).

cnf(refute_0_52,plain,
    ( equally_directed_lines(X_54,reverse_line(X_55))
    | unequally_directed_lines(X_54,reverse_line(X_55)) ),
    inference(subst,[],[refute_0_51:[bind(X,$fot(X_54)),bind(Y,$fot(reverse_line(X_55)))]]) ).

cnf(refute_0_53,plain,
    ( ~ unequally_directed_lines(X_54,X_55)
    | ~ unequally_directed_lines(X_54,reverse_line(X_55)) ),
    inference(subst,[],[refute_0_30:[bind(L,$fot(X_54)),bind(M,$fot(X_55))]]) ).

cnf(refute_0_54,plain,
    ( ~ unequally_directed_lines(X_54,X_55)
    | equally_directed_lines(X_54,reverse_line(X_55)) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_54,reverse_line(X_55)) )],[refute_0_52,refute_0_53]) ).

cnf(refute_0_55,plain,
    ( ~ unequally_directed_lines(X_279,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279))))))
    | equally_directed_lines(X_279,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279))))))) ),
    inference(subst,[],[refute_0_54:[bind(X_54,$fot(X_279)),bind(X_55,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279)))))))]]) ).

cnf(refute_0_56,plain,
    ( ~ equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261))))))
    | unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))) ),
    inference(subst,[],[refute_0_49:[bind(X_262,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))]]) ).

cnf(refute_0_57,plain,
    ( ~ unequally_directed_lines(X_272,reverse_line(reverse_line(reverse_line(X_272))))
    | equally_directed_lines(X_272,reverse_line(reverse_line(reverse_line(reverse_line(X_272))))) ),
    inference(subst,[],[refute_0_54:[bind(X_54,$fot(X_272)),bind(X_55,$fot(reverse_line(reverse_line(reverse_line(X_272)))))]]) ).

cnf(refute_0_58,plain,
    ( ~ equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(X_261))))
    | unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(X_261)))) ),
    inference(subst,[],[refute_0_49:[bind(X_262,$fot(reverse_line(reverse_line(reverse_line(X_261)))))]]) ).

cnf(refute_0_59,plain,
    ( ~ unequally_directed_lines(X_265,reverse_line(X_265))
    | equally_directed_lines(X_265,reverse_line(reverse_line(X_265))) ),
    inference(subst,[],[refute_0_54:[bind(X_54,$fot(X_265)),bind(X_55,$fot(reverse_line(X_265)))]]) ).

cnf(refute_0_60,plain,
    equally_directed_lines(reverse_line(X_263),reverse_line(X_263)),
    inference(subst,[],[refute_0_38:[bind(L,$fot(reverse_line(X_263)))]]) ).

cnf(refute_0_61,plain,
    ( ~ equally_directed_lines(reverse_line(X_263),reverse_line(X_263))
    | unequally_directed_lines(X_263,reverse_line(X_263)) ),
    inference(subst,[],[refute_0_49:[bind(X_261,$fot(X_263)),bind(X_262,$fot(reverse_line(X_263)))]]) ).

cnf(refute_0_62,plain,
    unequally_directed_lines(X_263,reverse_line(X_263)),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_263),reverse_line(X_263)) )],[refute_0_60,refute_0_61]) ).

cnf(refute_0_63,plain,
    unequally_directed_lines(X_265,reverse_line(X_265)),
    inference(subst,[],[refute_0_62:[bind(X_263,$fot(X_265))]]) ).

cnf(refute_0_64,plain,
    equally_directed_lines(X_265,reverse_line(reverse_line(X_265))),
    inference(resolve,[$cnf( unequally_directed_lines(X_265,reverse_line(X_265)) )],[refute_0_63,refute_0_59]) ).

cnf(refute_0_65,plain,
    equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(X_261)))),
    inference(subst,[],[refute_0_64:[bind(X_265,$fot(reverse_line(X_261)))]]) ).

cnf(refute_0_66,plain,
    unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(X_261)))),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(X_261)))) )],[refute_0_65,refute_0_58]) ).

cnf(refute_0_67,plain,
    unequally_directed_lines(X_272,reverse_line(reverse_line(reverse_line(X_272)))),
    inference(subst,[],[refute_0_66:[bind(X_261,$fot(X_272))]]) ).

cnf(refute_0_68,plain,
    equally_directed_lines(X_272,reverse_line(reverse_line(reverse_line(reverse_line(X_272))))),
    inference(resolve,[$cnf( unequally_directed_lines(X_272,reverse_line(reverse_line(reverse_line(X_272)))) )],[refute_0_67,refute_0_57]) ).

cnf(refute_0_69,plain,
    equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))),
    inference(subst,[],[refute_0_68:[bind(X_272,$fot(reverse_line(X_261)))]]) ).

cnf(refute_0_70,plain,
    unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))) )],[refute_0_69,refute_0_56]) ).

cnf(refute_0_71,plain,
    unequally_directed_lines(X_279,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279)))))),
    inference(subst,[],[refute_0_70:[bind(X_261,$fot(X_279))]]) ).

cnf(refute_0_72,plain,
    equally_directed_lines(X_279,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279))))))),
    inference(resolve,[$cnf( unequally_directed_lines(X_279,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_279)))))) )],[refute_0_71,refute_0_55]) ).

cnf(refute_0_73,plain,
    equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))),
    inference(subst,[],[refute_0_72:[bind(X_279,$fot(reverse_line(X_261)))]]) ).

cnf(refute_0_74,plain,
    unequally_directed_lines(X_261,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_261),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_261)))))))) )],[refute_0_73,refute_0_50]) ).

cnf(refute_0_75,plain,
    unequally_directed_lines(X_286,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286)))))))),
    inference(subst,[],[refute_0_74:[bind(X_261,$fot(X_286))]]) ).

cnf(refute_0_76,plain,
    ~ unequally_directed_lines(X_286,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286))))))),
    inference(resolve,[$cnf( unequally_directed_lines(X_286,reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(X_286)))))))) )],[refute_0_75,refute_0_36]) ).

cnf(refute_0_77,plain,
    ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))),
    inference(subst,[],[refute_0_76:[bind(X_286,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))]]) ).

cnf(refute_0_78,plain,
    ( ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(Y))
    | unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),Y) ),
    inference(subst,[],[refute_0_4:[bind(X,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_79,plain,
    ( ~ equally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_41:[bind(X_36,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))),bind(X_37,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_80,plain,
    ( ~ before_on_line(L,A,B)
    | distinct_points(A,B) ),
    inference(canonicalize,[],[normalize_0_33]) ).

cnf(refute_0_81,plain,
    ( ~ before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B)
    | distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_B) ),
    inference(subst,[],[refute_0_80:[bind(A,$fot(skolemFOFtoCNF_A)),bind(B,$fot(skolemFOFtoCNF_B)),bind(L,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_82,plain,
    distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_B),
    inference(resolve,[$cnf( before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_A,skolemFOFtoCNF_B) )],[refute_0_12,refute_0_81]) ).

cnf(refute_0_83,plain,
    ( ~ distinct_points(A,B)
    | equally_directed_lines(line_connecting(A,B),reverse_line(line_connecting(B,A))) ),
    inference(canonicalize,[],[normalize_0_35]) ).

cnf(refute_0_84,plain,
    ( ~ distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_B)
    | equally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))) ),
    inference(subst,[],[refute_0_83:[bind(A,$fot(skolemFOFtoCNF_A)),bind(B,$fot(skolemFOFtoCNF_B))]]) ).

cnf(refute_0_85,plain,
    equally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),
    inference(resolve,[$cnf( distinct_points(skolemFOFtoCNF_A,skolemFOFtoCNF_B) )],[refute_0_82,refute_0_84]) ).

cnf(refute_0_86,plain,
    unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),
    inference(resolve,[$cnf( equally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))) )],[refute_0_85,refute_0_79]) ).

cnf(refute_0_87,plain,
    ( ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),X_259)
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),X_259) ),
    inference(subst,[],[refute_0_45:[bind(L,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))),bind(M,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))),bind(N,$fot(X_259))]]) ).

cnf(refute_0_88,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),X_259)
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),X_259) ),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) )],[refute_0_86,refute_0_87]) ).

cnf(refute_0_89,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(Y))
    | unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(Y)) ),
    inference(subst,[],[refute_0_88:[bind(X_259,$fot(reverse_line(Y)))]]) ).

cnf(refute_0_90,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(Y))
    | unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),Y) ),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(Y)) )],[refute_0_89,refute_0_78]) ).

cnf(refute_0_91,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))))
    | unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))) ),
    inference(subst,[],[refute_0_90:[bind(Y,$fot(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))))]]) ).

cnf(refute_0_92,plain,
    unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))) )],[refute_0_91,refute_0_77]) ).

cnf(refute_0_93,plain,
    unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))),
    inference(resolve,[$cnf( unequally_directed_opposite_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))) )],[refute_0_92,refute_0_35]) ).

cnf(refute_0_94,plain,
    ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))))) )],[refute_0_93,refute_0_34]) ).

cnf(refute_0_95,plain,
    unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))))) )],[refute_0_33,refute_0_94]) ).

cnf(refute_0_96,plain,
    ~ unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))) )],[refute_0_95,refute_0_32]) ).

cnf(refute_0_97,plain,
    ( unequally_directed_lines(X_121,M)
    | unequally_directed_lines(X_121,reverse_line(M)) ),
    inference(subst,[],[refute_0_6:[bind(L,$fot(X_121))]]) ).

cnf(refute_0_98,plain,
    ( ~ unequally_directed_lines(X_121,reverse_line(M))
    | equally_directed_lines(X_121,reverse_line(reverse_line(M))) ),
    inference(subst,[],[refute_0_54:[bind(X_54,$fot(X_121)),bind(X_55,$fot(reverse_line(M)))]]) ).

cnf(refute_0_99,plain,
    ( equally_directed_lines(X_121,reverse_line(reverse_line(M)))
    | unequally_directed_lines(X_121,M) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_121,reverse_line(M)) )],[refute_0_97,refute_0_98]) ).

cnf(refute_0_100,plain,
    ( equally_directed_lines(reverse_line(X_263),reverse_line(reverse_line(M)))
    | unequally_directed_lines(reverse_line(X_263),M) ),
    inference(subst,[],[refute_0_99:[bind(X_121,$fot(reverse_line(X_263)))]]) ).

cnf(refute_0_101,plain,
    ( ~ equally_directed_lines(reverse_line(X_263),reverse_line(reverse_line(M)))
    | unequally_directed_lines(X_263,reverse_line(reverse_line(M))) ),
    inference(subst,[],[refute_0_49:[bind(X_261,$fot(X_263)),bind(X_262,$fot(reverse_line(reverse_line(M))))]]) ).

cnf(refute_0_102,plain,
    ( unequally_directed_lines(X_263,reverse_line(reverse_line(M)))
    | unequally_directed_lines(reverse_line(X_263),M) ),
    inference(resolve,[$cnf( equally_directed_lines(reverse_line(X_263),reverse_line(reverse_line(M))) )],[refute_0_100,refute_0_101]) ).

cnf(refute_0_103,plain,
    ( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))))
    | unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))) ),
    inference(subst,[],[refute_0_102:[bind(M,$fot(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))),bind(X_263,$fot(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))]]) ).

cnf(refute_0_104,plain,
    unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))),
    inference(resolve,[$cnf( unequally_directed_lines(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A),reverse_line(reverse_line(reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))))) )],[refute_0_103,refute_0_96]) ).

cnf(refute_0_105,plain,
    ~ unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),reverse_line(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))) )],[refute_0_104,refute_0_31]) ).

cnf(refute_0_106,plain,
    ( equally_directed_lines(X_257,X_258)
    | unequally_directed_lines(X_257,X_258) ),
    inference(subst,[],[refute_0_51:[bind(X,$fot(X_257)),bind(Y,$fot(X_258))]]) ).

cnf(refute_0_107,plain,
    ( ~ unequally_directed_lines(X_257,X_258)
    | unequally_directed_lines(X_257,X_259)
    | unequally_directed_lines(X_258,X_259) ),
    inference(subst,[],[refute_0_45:[bind(L,$fot(X_257)),bind(M,$fot(X_258)),bind(N,$fot(X_259))]]) ).

cnf(refute_0_108,plain,
    ( equally_directed_lines(X_257,X_258)
    | unequally_directed_lines(X_257,X_259)
    | unequally_directed_lines(X_258,X_259) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_257,X_258) )],[refute_0_106,refute_0_107]) ).

cnf(refute_0_109,plain,
    ( equally_directed_lines(X_20680,reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))
    | unequally_directed_lines(X_20680,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))
    | unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(subst,[],[refute_0_108:[bind(X_257,$fot(X_20680)),bind(X_258,$fot(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))),bind(X_259,$fot(line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)))]]) ).

cnf(refute_0_110,plain,
    ( equally_directed_lines(X_20680,reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))
    | unequally_directed_lines(X_20680,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(resolve,[$cnf( unequally_directed_lines(reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) )],[refute_0_109,refute_0_105]) ).

cnf(refute_0_111,plain,
    ( equally_directed_lines(X_21666,reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)))
    | unequally_directed_lines(X_21666,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(subst,[],[refute_0_110:[bind(X_20680,$fot(X_21666))]]) ).

cnf(refute_0_112,plain,
    ( equally_directed_opposite_lines(X_21666,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))
    | unequally_directed_lines(X_21666,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(resolve,[$cnf( equally_directed_lines(X_21666,reverse_line(line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))) )],[refute_0_111,refute_0_25]) ).

cnf(refute_0_113,plain,
    ( equally_directed_opposite_lines(X_21779,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A))
    | unequally_directed_lines(X_21779,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) ),
    inference(subst,[],[refute_0_112:[bind(X_21666,$fot(X_21779))]]) ).

cnf(refute_0_114,plain,
    ( ~ equally_directed_lines(X_21779,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))
    | equally_directed_opposite_lines(X_21779,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(resolve,[$cnf( unequally_directed_lines(X_21779,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) )],[refute_0_113,refute_0_16]) ).

cnf(refute_0_115,plain,
    ( ~ equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B))
    | equally_directed_opposite_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_114:[bind(X_21779,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_116,plain,
    equally_directed_opposite_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),
    inference(resolve,[$cnf( equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_A,skolemFOFtoCNF_B)) )],[refute_0_15,refute_0_115]) ).

cnf(refute_0_117,plain,
    unequally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),
    inference(resolve,[$cnf( equally_directed_opposite_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) )],[refute_0_116,refute_0_11]) ).

cnf(refute_0_118,plain,
    ~ equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),
    inference(resolve,[$cnf( unequally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) )],[refute_0_117,refute_0_1]) ).

cnf(refute_0_119,plain,
    before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_B,skolemFOFtoCNF_A),
    inference(canonicalize,[],[normalize_0_36]) ).

cnf(refute_0_120,plain,
    ( ~ before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_B,skolemFOFtoCNF_A)
    | equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) ),
    inference(subst,[],[refute_0_13:[bind(A,$fot(skolemFOFtoCNF_B)),bind(B,$fot(skolemFOFtoCNF_A)),bind(L,$fot(skolemFOFtoCNF_L))]]) ).

cnf(refute_0_121,plain,
    equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)),
    inference(resolve,[$cnf( before_on_line(skolemFOFtoCNF_L,skolemFOFtoCNF_B,skolemFOFtoCNF_A) )],[refute_0_119,refute_0_120]) ).

cnf(refute_0_122,plain,
    $false,
    inference(resolve,[$cnf( equally_directed_lines(skolemFOFtoCNF_L,line_connecting(skolemFOFtoCNF_B,skolemFOFtoCNF_A)) )],[refute_0_121,refute_0_118]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.08/0.14  % Problem  : GEO255+3 : TPTP v8.1.0. Released v4.0.0.
% 0.08/0.15  % Command  : metis --show proof --show saturation %s
% 0.16/0.37  % Computer : n013.cluster.edu
% 0.16/0.37  % Model    : x86_64 x86_64
% 0.16/0.37  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.16/0.37  % Memory   : 8042.1875MB
% 0.16/0.37  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.16/0.37  % CPULimit : 300
% 0.16/0.37  % WCLimit  : 600
% 0.16/0.37  % DateTime : Sat Jun 18 14:35:44 EDT 2022
% 0.16/0.37  % CPUTime  : 
% 0.16/0.38  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 32.87/33.04  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 32.87/33.04  
% 32.87/33.04  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 32.87/33.05  
%------------------------------------------------------------------------------