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Leo-III---1.8.0.THM-Ref.s

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%------------------------------------------------------------------------------
% File     : Leo-III---1.8.0
% Problem  : GEO201+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39

% Computer : n011.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8046.5625MB
% OS       : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Sun Sep 27 07:12:43 AM UTC 2026

% Result   : Theorem 37.62s 9.13s
% Output   : Refutation 34.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    3
%            Number of leaves      :   36
% Syntax   : Number of formulae    :   74 (  15 unt;   0 typ;   0 def)
%            Number of atoms       :  203 (   0 equ;   0 cnn)
%            Maximal formula atoms :    6 (   2 avg)
%            Number of connectives :  632 (  63   ~;  38   |;  31   &; 440   @)
%                                         (   5 <=>;  55  =>;   0  <=;   0 <~>)
%            Maximal formula depth :   11 (   8 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :    0 (   0   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   17 (  16 usr;   1 con; 0-2 aty)
%            Number of variables   :  168 (   0   ^; 168   !;   0   ?; 168   :)

% Comments : 
%------------------------------------------------------------------------------
thf(convergent_lines_decl,type,
    convergent_lines: $i > $i > $o ).

thf(equal_points_decl,type,
    equal_points: $i > $i > $o ).

thf(intersection_point_decl,type,
    intersection_point: $i > $i > $i ).

thf(distinct_points_decl,type,
    distinct_points: $i > $i > $o ).

thf(distinct_lines_decl,type,
    distinct_lines: $i > $i > $o ).

thf(apart_point_and_line_decl,type,
    apart_point_and_line: $i > $i > $o ).

thf(unorthogonal_lines_decl,type,
    unorthogonal_lines: $i > $i > $o ).

thf(orthogonal_through_point_decl,type,
    orthogonal_through_point: $i > $i > $i ).

thf(equal_lines_decl,type,
    equal_lines: $i > $i > $o ).

thf(line_decl,type,
    line: $i > $o ).

thf(point_decl,type,
    point: $i > $o ).

thf(parallel_through_point_decl,type,
    parallel_through_point: $i > $i > $i ).

thf(orthogonal_lines_decl,type,
    orthogonal_lines: $i > $i > $o ).

thf(line_connecting_decl,type,
    line_connecting: $i > $i > $i ).

thf(incident_point_and_line_decl,type,
    incident_point_and_line: $i > $i > $o ).

thf(parallel_lines_decl,type,
    parallel_lines: $i > $i > $o ).

thf(26,axiom,
    ! [A: $i,B: $i] :
      ~ ( B @ ( A @ ( B @ parallel_through_point ) @ convergent_lines ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cp1) ).

thf(115,plain,
    ! [A: $i,B: $i] :
      ~ ( B @ ( A @ ( B @ parallel_through_point ) @ convergent_lines ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[26]) ).

thf(3,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( D @ ( C @ distinct_lines ) )
        & ( B @ ( A @ distinct_points ) ) )
     => ( ( D @ ( B @ apart_point_and_line ) )
        | ( C @ ( B @ apart_point_and_line ) )
        | ( D @ ( A @ apart_point_and_line ) )
        | ( C @ ( A @ apart_point_and_line ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cu1) ).

thf(42,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( ( D @ ( C @ distinct_lines ) )
        & ( B @ ( A @ distinct_points ) ) )
     => ( ( D @ ( B @ apart_point_and_line ) )
        | ( C @ ( B @ apart_point_and_line ) )
        | ( D @ ( A @ apart_point_and_line ) )
        | ( C @ ( A @ apart_point_and_line ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[3]) ).

thf(24,axiom,
    ! [A: $i,B: $i] :
      ~ ( ~ ( B @ ( A @ unorthogonal_lines ) )
        & ~ ( B @ ( A @ convergent_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',coipo1) ).

thf(106,plain,
    ! [A: $i,B: $i] :
      ~ ( ~ ( B @ ( A @ unorthogonal_lines ) )
        & ~ ( B @ ( A @ convergent_lines ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[24]) ).

thf(22,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( C @ ( B @ distinct_lines ) )
     => ( ( C @ ( B @ convergent_lines ) )
        | ( C @ ( A @ apart_point_and_line ) )
        | ( B @ ( A @ apart_point_and_line ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cup1) ).

thf(102,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( C @ ( B @ distinct_lines ) )
     => ( ( C @ ( B @ convergent_lines ) )
        | ( C @ ( A @ apart_point_and_line ) )
        | ( B @ ( A @ apart_point_and_line ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[22]) ).

thf(20,axiom,
    ! [A: $i] :
      ~ ( A @ ( A @ distinct_points ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart1) ).

thf(97,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ distinct_points ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[20]) ).

thf(30,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ unorthogonal_lines ) )
      | ( B @ ( A @ convergent_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',occu1) ).

thf(134,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ unorthogonal_lines ) )
      | ( B @ ( A @ convergent_lines ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[30]) ).

thf(10,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ orthogonal_lines ) )
    <=> ~ ( B @ ( A @ unorthogonal_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a5) ).

thf(64,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( B @ ( A @ unorthogonal_lines ) )
       => ( B @ ( A @ orthogonal_lines ) ) )
      & ( ( B @ ( A @ orthogonal_lines ) )
       => ~ ( B @ ( A @ unorthogonal_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[10]) ).

thf(17,axiom,
    ! [A: $i,B: $i] :
      ~ ( A @ ( B @ parallel_through_point ) @ ( A @ apart_point_and_line ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cp2) ).

thf(86,plain,
    ! [A: $i,B: $i] :
      ~ ( A @ ( B @ parallel_through_point ) @ ( A @ apart_point_and_line ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[17]) ).

thf(19,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ incident_point_and_line ) )
    <=> ~ ( B @ ( A @ apart_point_and_line ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a4) ).

thf(91,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( B @ ( A @ apart_point_and_line ) )
       => ( B @ ( A @ incident_point_and_line ) ) )
      & ( ( B @ ( A @ incident_point_and_line ) )
       => ~ ( B @ ( A @ apart_point_and_line ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[19]) ).

thf(15,axiom,
    ! [A: $i] :
      ~ ( A @ ( A @ distinct_lines ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart2) ).

thf(80,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ distinct_lines ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[15]) ).

thf(35,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_lines ) )
     => ( B @ ( A @ convergent_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',p1) ).

thf(145,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_lines ) )
     => ( B @ ( A @ convergent_lines ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[35]) ).

thf(23,axiom,
    ! [A: $i,B: $i] :
      ( ( ( B @ ( A @ convergent_lines ) )
        & ( B @ line )
        & ( A @ line ) )
     => ( B @ ( A @ intersection_point ) @ point ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',int1) ).

thf(104,plain,
    ! [A: $i,B: $i] :
      ( ( ( B @ ( A @ convergent_lines ) )
        & ( B @ line )
        & ( A @ line ) )
     => ( B @ ( A @ intersection_point ) @ point ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[23]) ).

thf(32,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ~ ( B @ ( B @ ( A @ intersection_point ) @ apart_point_and_line ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci4) ).

thf(139,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ~ ( B @ ( B @ ( A @ intersection_point ) @ apart_point_and_line ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[32]) ).

thf(13,axiom,
    ! [A: $i,B: $i] :
      ( ( ( B @ ( A @ distinct_points ) )
        & ( B @ point )
        & ( A @ point ) )
     => ( B @ ( A @ line_connecting ) @ line ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con1) ).

thf(75,plain,
    ! [A: $i,B: $i] :
      ( ( ( B @ ( A @ distinct_points ) )
        & ( B @ point )
        & ( A @ point ) )
     => ( B @ ( A @ line_connecting ) @ line ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[13]) ).

thf(31,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ( ( C @ ( A @ convergent_lines ) )
        | ( C @ ( B @ distinct_lines ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ceq3) ).

thf(136,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ( ( C @ ( A @ convergent_lines ) )
        | ( C @ ( B @ distinct_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[31]) ).

thf(8,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ equal_lines ) )
    <=> ~ ( B @ ( A @ distinct_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax2) ).

thf(56,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( B @ ( A @ distinct_lines ) )
       => ( B @ ( A @ equal_lines ) ) )
      & ( ( B @ ( A @ equal_lines ) )
       => ~ ( B @ ( A @ distinct_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[8]) ).

thf(37,axiom,
    ! [A: $i] :
      ~ ( A @ ( A @ convergent_lines ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart3) ).

thf(153,plain,
    ! [A: $i] :
      ~ ( A @ ( A @ convergent_lines ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[37]) ).

thf(36,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( ~ ( C @ ( A @ unorthogonal_lines ) )
          | ~ ( C @ ( A @ convergent_lines ) ) )
        & ( ~ ( B @ ( A @ unorthogonal_lines ) )
          | ~ ( B @ ( A @ convergent_lines ) ) ) )
     => ( ~ ( C @ ( B @ unorthogonal_lines ) )
        | ~ ( C @ ( B @ convergent_lines ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',cotno1) ).

thf(147,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( ~ ( C @ ( A @ unorthogonal_lines ) )
          | ~ ( C @ ( A @ convergent_lines ) ) )
        & ( ~ ( B @ ( A @ unorthogonal_lines ) )
          | ~ ( B @ ( A @ convergent_lines ) ) ) )
     => ( ~ ( C @ ( B @ unorthogonal_lines ) )
        | ~ ( C @ ( B @ convergent_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[36]) ).

thf(18,axiom,
    ! [A: $i,B: $i] :
      ( ( ( B @ point )
        & ( A @ line ) )
     => ( B @ ( A @ orthogonal_through_point ) @ line ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',orth1) ).

thf(89,plain,
    ! [A: $i,B: $i] :
      ( ( ( B @ point )
        & ( A @ line ) )
     => ( B @ ( A @ orthogonal_through_point ) @ line ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[18]) ).

thf(1,conjecture,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ( A @ ( B @ intersection_point ) @ ( B @ ( A @ intersection_point ) @ equal_points ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).

thf(2,negated_conjecture,
    ~ ! [A: $i,B: $i] :
        ( ( B @ ( A @ convergent_lines ) )
       => ( A @ ( B @ intersection_point ) @ ( B @ ( A @ intersection_point ) @ equal_points ) ) ),
    inference(neg_conjecture,[status(cth)],[1]) ).

thf(38,plain,
    ~ ! [A: $i,B: $i] :
        ( ( B @ ( A @ convergent_lines ) )
       => ( A @ ( B @ intersection_point ) @ ( B @ ( A @ intersection_point ) @ equal_points ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[2]) ).

thf(11,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ~ ( B @ ( A @ line_connecting ) @ ( B @ apart_point_and_line ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci2) ).

thf(70,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ~ ( B @ ( A @ line_connecting ) @ ( B @ apart_point_and_line ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[11]) ).

thf(7,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ distinct_lines ) )
     => ( ( C @ ( B @ distinct_lines ) )
        | ( C @ ( A @ distinct_lines ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart5) ).

thf(53,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ distinct_lines ) )
     => ( ( C @ ( B @ distinct_lines ) )
        | ( C @ ( A @ distinct_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[7]) ).

thf(33,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ~ ( A @ ( B @ ( A @ intersection_point ) @ apart_point_and_line ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci3) ).

thf(141,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ~ ( A @ ( B @ ( A @ intersection_point ) @ apart_point_and_line ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[33]) ).

thf(25,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ parallel_lines ) )
    <=> ~ ( B @ ( A @ convergent_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a3) ).

thf(109,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( B @ ( A @ convergent_lines ) )
       => ( B @ ( A @ parallel_lines ) ) )
      & ( ( B @ ( A @ parallel_lines ) )
       => ~ ( B @ ( A @ convergent_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[25]) ).

thf(28,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ( ( C @ ( B @ convergent_lines ) )
        | ( C @ ( A @ convergent_lines ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax6) ).

thf(124,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ convergent_lines ) )
     => ( ( C @ ( B @ convergent_lines ) )
        | ( C @ ( A @ convergent_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[28]) ).

thf(14,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ( ( C @ ( B @ distinct_points ) )
        | ( C @ ( A @ distinct_points ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',apart4) ).

thf(77,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ( ( C @ ( B @ distinct_points ) )
        | ( C @ ( A @ distinct_points ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[14]) ).

thf(4,axiom,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( C @ ( B @ distinct_lines ) )
     => ( ( D @ ( C @ unorthogonal_lines ) )
        | ( D @ ( B @ unorthogonal_lines ) )
        | ( C @ ( A @ apart_point_and_line ) )
        | ( B @ ( A @ apart_point_and_line ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ouo1) ).

thf(44,plain,
    ! [A: $i,B: $i,C: $i,D: $i] :
      ( ( C @ ( B @ distinct_lines ) )
     => ( ( D @ ( C @ unorthogonal_lines ) )
        | ( D @ ( B @ unorthogonal_lines ) )
        | ( C @ ( A @ apart_point_and_line ) )
        | ( B @ ( A @ apart_point_and_line ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[4]) ).

thf(27,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ equal_points ) )
    <=> ~ ( B @ ( A @ distinct_points ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax1) ).

thf(118,plain,
    ! [A: $i,B: $i] :
      ( ( ~ ( B @ ( A @ distinct_points ) )
       => ( B @ ( A @ equal_points ) ) )
      & ( ( B @ ( A @ equal_points ) )
       => ~ ( B @ ( A @ distinct_points ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[27]) ).

thf(6,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ apart_point_and_line ) )
     => ( ( C @ ( A @ apart_point_and_line ) )
        | ( C @ ( B @ distinct_lines ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ceq2) ).

thf(50,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ apart_point_and_line ) )
     => ( ( C @ ( A @ apart_point_and_line ) )
        | ( C @ ( B @ distinct_lines ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[6]) ).

thf(29,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( B @ ( A @ unorthogonal_lines ) )
        & ( B @ ( A @ convergent_lines ) ) )
     => ( ( ( C @ ( B @ unorthogonal_lines ) )
          & ( C @ ( B @ convergent_lines ) ) )
        | ( ( C @ ( A @ unorthogonal_lines ) )
          & ( C @ ( A @ convergent_lines ) ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',oac1) ).

thf(127,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ( B @ ( A @ unorthogonal_lines ) )
        & ( B @ ( A @ convergent_lines ) ) )
     => ( ( ( C @ ( B @ unorthogonal_lines ) )
          & ( C @ ( B @ convergent_lines ) ) )
        | ( ( C @ ( A @ unorthogonal_lines ) )
          & ( C @ ( A @ convergent_lines ) ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[29]) ).

thf(12,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ apart_point_and_line ) )
     => ( ( B @ ( C @ apart_point_and_line ) )
        | ( C @ ( A @ distinct_points ) ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ceq1) ).

thf(72,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( B @ ( A @ apart_point_and_line ) )
     => ( ( B @ ( C @ apart_point_and_line ) )
        | ( C @ ( A @ distinct_points ) ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[12]) ).

thf(34,axiom,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( C @ ( A @ unorthogonal_lines ) )
        & ~ ( B @ ( A @ unorthogonal_lines ) ) )
     => ~ ( C @ ( B @ convergent_lines ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',couo1) ).

thf(143,plain,
    ! [A: $i,B: $i,C: $i] :
      ( ( ~ ( C @ ( A @ unorthogonal_lines ) )
        & ~ ( B @ ( A @ unorthogonal_lines ) ) )
     => ~ ( C @ ( B @ convergent_lines ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[34]) ).

thf(5,axiom,
    ! [A: $i,B: $i] :
      ~ ( B @ ( A @ ( B @ orthogonal_through_point ) @ unorthogonal_lines ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ooc1) ).

thf(47,plain,
    ! [A: $i,B: $i] :
      ~ ( B @ ( A @ ( B @ orthogonal_through_point ) @ unorthogonal_lines ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[5]) ).

thf(9,axiom,
    ! [A: $i,B: $i] :
      ( ( ( B @ point )
        & ( A @ line ) )
     => ( B @ ( A @ parallel_through_point ) @ line ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',par1) ).

thf(62,plain,
    ! [A: $i,B: $i] :
      ( ( ( B @ point )
        & ( A @ line ) )
     => ( B @ ( A @ parallel_through_point ) @ line ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[9]) ).

thf(16,axiom,
    ! [A: $i,B: $i] :
      ~ ( A @ ( B @ orthogonal_through_point ) @ ( A @ apart_point_and_line ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ooc2) ).

thf(83,plain,
    ! [A: $i,B: $i] :
      ~ ( A @ ( B @ orthogonal_through_point ) @ ( A @ apart_point_and_line ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[16]) ).

thf(21,axiom,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ~ ( B @ ( A @ line_connecting ) @ ( A @ apart_point_and_line ) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ci1) ).

thf(100,plain,
    ! [A: $i,B: $i] :
      ( ( B @ ( A @ distinct_points ) )
     => ~ ( B @ ( A @ line_connecting ) @ ( A @ apart_point_and_line ) ) ),
    inference(defexp_and_simp_and_etaexpand,[status(thm)],[21]) ).

thf(4482,plain,
    $false,
    inference(e,[status(thm)],[115,42,106,102,97,134,64,86,91,80,145,104,139,75,136,56,153,147,89,38,70,53,141,109,124,77,44,118,50,127,72,143,47,62,83,100]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05  % Problem  : GEO201+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.13  % Command  : java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 0.25/0.51  % Computer : n011.cluster.edu
% 0.25/0.51  % Model    : x86_64 x86_64
% 0.25/0.51  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.25/0.51  % Memory   : 8046.5625MB
% 0.25/0.51  % OS       : Linux 6.8.0-71-generic
% 0.25/0.51  % CPULimit : 300
% 0.25/0.51  % WCLimit  : 300
% 0.25/0.51  % DateTime : Fri Sep 25 13:05:00 UTC 2026
% 0.25/0.52  % CPUTime  : 
% 0.25/0.52  Running java -Xss128m -Xmx2g -Xms1g -jar /export/starexec/sandbox2/solver/bin/leo3.jar /export/starexec/sandbox2/benchmark/theBenchmark.p -t 300 -p  --atp eprover=/export/starexec/sandbox2/solver/bin/externals/eprover --instantiate 39
% 1.40/1.39  % [INFO] 	 Parsing problem /export/starexec/sandbox2/benchmark/theBenchmark.p ... 
% 2.60/1.81  % [INFO] 	 Parsing done (413ms). 
% 2.60/1.83  % [INFO] 	 Running in sequential loop mode. 
% 3.56/2.44  % [INFO] 	 eprover registered as external prover. 
% 3.56/2.45  % [INFO] 	 Scanning for conjecture ... 
% 3.75/2.59  % [INFO] 	 Found a conjecture (or negated_conjecture) and 35 axioms. Running axiom selection ... 
% 4.13/2.70  % [INFO] 	 Axiom selection finished. Selected 35 axioms (removed 0 axioms). 
% 4.38/2.80  % [INFO] 	 Problem is first-order (TPTP FOF). 
% 4.38/2.82  % [INFO] 	 Type checking passed. 
% 4.38/2.83  % [CONFIG] 	 Using configuration: timeout(300) with strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>.  Searching for refutation ... 
% 37.62/9.13  % External prover 'e' found a proof!
% 37.62/9.13  % [INFO] 	 Killing All external provers ... 
% 37.62/9.13  % Time passed: 8399ms (effective reasoning time: 7290ms)
% 37.62/9.13  % Solved by strategy<name(default),share(1.0),primSubst(3),sos(false),unifierCount(4),uniDepth(8),boolExt(true),choice(true),renaming(true),funcspec(false), domConstr(0),specialInstances(39),restrictUniAttempts(true),termOrdering(CPO)>
% 37.62/9.13  % Axioms used in derivation (35): par1, ouo1, ooc2, apart4, a5, ceq2, a4, ax1, oac1, orth1, ax2, a3, occu1, con1, cp2, apart3, ooc1, ceq3, ax6, cup1, ci4, couo1, int1, apart5, coipo1, ci3, apart1, ci2, cp1, ceq1, cu1, ci1, apart2, p1, cotno1
% 37.62/9.13  % No. of inferences in proof: 74
% 37.62/9.13  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : 8399 ms resp. 7290 ms w/o parsing
% 34.19/9.18  % SZS output start Refutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 34.19/9.19  % [INFO] 	 Killing All external provers ... 
%------------------------------------------------------------------------------