%------------------------------------------------------------------------------
% File : LEO-II---2.3.1
% Problem : GEO233+3 : TPTP v9.3.1. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n005.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 : Wed Oct 7 10:18:34 AM UTC 2026
% Result : Theorem 0.09s 0.27s
% Output : CNFRefutation 0.09s
% Verified :
% SZS Type : Refutation
% Derivation depth : 21
% Number of leaves : 10
% Syntax : Number of formulae : 98 ( 61 unt; 0 typ; 0 def)
% Number of atoms : 577 ( 153 equ; 0 cnn)
% Maximal formula atoms : 6 ( 5 avg)
% Number of connectives : 1015 ( 186 ~; 155 |; 9 &; 656 @)
% ( 3 <=>; 6 =>; 0 <=; 0 <~>)
% Maximal formula depth : 9 ( 4 avg)
% Number of types : 2 ( 0 usr)
% Number of type conns : 0 ( 0 >; 0 *; 0 +; 0 <<)
% Number of symbols : 26 ( 23 usr; 3 con; 0-4 aty)
% Number of variables : 194 ( 0 ^; 194 !; 0 ?; 194 :)
% Comments :
%------------------------------------------------------------------------------
thf(tp_apart_point_and_line,type,
apart_point_and_line: $i > $i > $o ).
thf(tp_before_on_line,type,
before_on_line: $i > $i > $i > $o ).
thf(tp_between_on_line,type,
between_on_line: $i > $i > $i > $i > $o ).
thf(tp_convergent_lines,type,
convergent_lines: $i > $i > $o ).
thf(tp_distinct_lines,type,
distinct_lines: $i > $i > $o ).
thf(tp_distinct_points,type,
distinct_points: $i > $i > $o ).
thf(tp_divides_points,type,
divides_points: $i > $i > $i > $o ).
thf(tp_equally_directed_lines,type,
equally_directed_lines: $i > $i > $o ).
thf(tp_equally_directed_opposite_lines,type,
equally_directed_opposite_lines: $i > $i > $o ).
thf(tp_incident_point_and_line,type,
incident_point_and_line: $i > $i > $o ).
thf(tp_intersection_point,type,
intersection_point: $i > $i > $i ).
thf(tp_left_apart_point,type,
left_apart_point: $i > $i > $o ).
thf(tp_left_convergent_lines,type,
left_convergent_lines: $i > $i > $o ).
thf(tp_line,type,
line: $i > $o ).
thf(tp_line_connecting,type,
line_connecting: $i > $i > $i ).
thf(tp_parallel_through_point,type,
parallel_through_point: $i > $i > $i ).
thf(tp_point,type,
point: $i > $o ).
thf(tp_reverse_line,type,
reverse_line: $i > $i ).
thf(tp_right_apart_point,type,
right_apart_point: $i > $i > $o ).
thf(tp_right_convergent_lines,type,
right_convergent_lines: $i > $i > $o ).
thf(tp_sK1_L,type,
sK1_L: $i ).
thf(tp_unequally_directed_lines,type,
unequally_directed_lines: $i > $i > $o ).
thf(tp_unequally_directed_opposite_lines,type,
unequally_directed_opposite_lines: $i > $i > $o ).
thf(6,axiom,
! [A: $i,L: $i] : ( equally_directed_lines @ ( parallel_through_point @ L @ A ) @ L ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax10_cons_objs) ).
thf(8,axiom,
! [L: $i] :
~ ( distinct_lines @ L @ ( reverse_line @ L ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax8_cons_objs) ).
thf(12,axiom,
! [L: $i] :
( ( line @ L )
=> ( line @ ( reverse_line @ L ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax4_cons_objs) ).
thf(16,axiom,
! [L: $i,M: $i] :
~ ( ( left_convergent_lines @ L @ M )
| ( left_convergent_lines @ L @ ( reverse_line @ M ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax11_basics) ).
thf(17,axiom,
! [A: $i,L: $i] :
~ ( ( left_apart_point @ A @ L )
| ( left_apart_point @ A @ ( reverse_line @ L ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax10_basics) ).
thf(19,axiom,
! [L: $i,M: $i] :
( ( unequally_directed_lines @ L @ M )
| ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax8_basics) ).
thf(20,axiom,
! [L: $i,M: $i,N: $i] :
( ( ( unequally_directed_lines @ L @ M )
& ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) )
=> ( ( ( unequally_directed_lines @ L @ N )
& ( unequally_directed_lines @ L @ ( reverse_line @ N ) ) )
| ( ( unequally_directed_lines @ M @ N )
& ( unequally_directed_lines @ M @ ( reverse_line @ N ) ) ) ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax7_basics) ).
thf(22,axiom,
! [L: $i] : ( equally_directed_lines @ L @ L ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',ax5_basics) ).
thf(33,axiom,
! [X: $i,Y: $i] :
( ( equally_directed_lines @ X @ Y )
<=> ~ ( unequally_directed_lines @ X @ Y ) ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',a4_defns) ).
thf(37,conjecture,
! [L: $i] : ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ L ) ) @ L ),
file('/export/starexec/sandbox2/benchmark/theBenchmark.p',con) ).
thf(38,negated_conjecture,
( ( ! [L: $i] : ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ L ) ) @ L ) )
= $false ),
inference(negate_conjecture,[status(cth)],[37]) ).
thf(39,plain,
( ( ! [L: $i] : ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ L ) ) @ L ) )
= $false ),
inference(unfold_def,[status(thm)],[38]) ).
thf(40,plain,
( ( ! [A: $i,L: $i] : ( equally_directed_lines @ ( parallel_through_point @ L @ A ) @ L ) )
= $true ),
inference(unfold_def,[status(thm)],[6]) ).
thf(41,plain,
( ( ! [L: $i] :
~ ( distinct_lines @ L @ ( reverse_line @ L ) ) )
= $true ),
inference(unfold_def,[status(thm)],[8]) ).
thf(42,plain,
( ( ! [L: $i] :
( ( line @ L )
=> ( line @ ( reverse_line @ L ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[12]) ).
thf(43,plain,
( ( ! [L: $i,M: $i] :
~ ( ( left_convergent_lines @ L @ M )
| ( left_convergent_lines @ L @ ( reverse_line @ M ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[16]) ).
thf(44,plain,
( ( ! [A: $i,L: $i] :
~ ( ( left_apart_point @ A @ L )
| ( left_apart_point @ A @ ( reverse_line @ L ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[17]) ).
thf(45,plain,
( ( ! [L: $i,M: $i] :
( ( unequally_directed_lines @ L @ M )
| ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[19]) ).
thf(46,plain,
( ( ! [L: $i,M: $i,N: $i] :
( ( ( unequally_directed_lines @ L @ M )
& ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) )
=> ( ( ( unequally_directed_lines @ L @ N )
& ( unequally_directed_lines @ L @ ( reverse_line @ N ) ) )
| ( ( unequally_directed_lines @ M @ N )
& ( unequally_directed_lines @ M @ ( reverse_line @ N ) ) ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[20]) ).
thf(47,plain,
( ( ! [L: $i] : ( equally_directed_lines @ L @ L ) )
= $true ),
inference(unfold_def,[status(thm)],[22]) ).
thf(48,plain,
( ( ! [X: $i,Y: $i] :
( ( equally_directed_lines @ X @ Y )
<=> ~ ( unequally_directed_lines @ X @ Y ) ) )
= $true ),
inference(unfold_def,[status(thm)],[33]) ).
thf(49,plain,
( ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ sK1_L ) ) @ sK1_L )
= $false ),
inference(extcnf_forall_neg,[status(esa)],[39]) ).
thf(50,plain,
( ( ~ ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ sK1_L ) ) @ sK1_L ) )
= $true ),
inference(polarity_switch,[status(thm)],[49]) ).
thf(51,plain,
( ( ! [X: $i,Y: $i] :
( ( equally_directed_lines @ X @ Y )
<=> ~ ( unequally_directed_lines @ X @ Y ) ) )
= $true ),
inference(copy,[status(thm)],[48]) ).
thf(52,plain,
( ( ! [L: $i] : ( equally_directed_lines @ L @ L ) )
= $true ),
inference(copy,[status(thm)],[47]) ).
thf(53,plain,
( ( ! [L: $i,M: $i,N: $i] :
( ( ( unequally_directed_lines @ L @ M )
& ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) )
=> ( ( ( unequally_directed_lines @ L @ N )
& ( unequally_directed_lines @ L @ ( reverse_line @ N ) ) )
| ( ( unequally_directed_lines @ M @ N )
& ( unequally_directed_lines @ M @ ( reverse_line @ N ) ) ) ) ) )
= $true ),
inference(copy,[status(thm)],[46]) ).
thf(54,plain,
( ( ! [L: $i,M: $i] :
( ( unequally_directed_lines @ L @ M )
| ( unequally_directed_lines @ L @ ( reverse_line @ M ) ) ) )
= $true ),
inference(copy,[status(thm)],[45]) ).
thf(55,plain,
( ( ! [A: $i,L: $i] :
~ ( ( left_apart_point @ A @ L )
| ( left_apart_point @ A @ ( reverse_line @ L ) ) ) )
= $true ),
inference(copy,[status(thm)],[44]) ).
thf(56,plain,
( ( ! [L: $i,M: $i] :
~ ( ( left_convergent_lines @ L @ M )
| ( left_convergent_lines @ L @ ( reverse_line @ M ) ) ) )
= $true ),
inference(copy,[status(thm)],[43]) ).
thf(57,plain,
( ( ! [L: $i] :
( ( line @ L )
=> ( line @ ( reverse_line @ L ) ) ) )
= $true ),
inference(copy,[status(thm)],[42]) ).
thf(58,plain,
( ( ! [L: $i] :
~ ( distinct_lines @ L @ ( reverse_line @ L ) ) )
= $true ),
inference(copy,[status(thm)],[41]) ).
thf(59,plain,
( ( ! [A: $i,L: $i] : ( equally_directed_lines @ ( parallel_through_point @ L @ A ) @ L ) )
= $true ),
inference(copy,[status(thm)],[40]) ).
thf(60,plain,
( ( ~ ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ sK1_L ) ) @ sK1_L ) )
= $true ),
inference(copy,[status(thm)],[50]) ).
thf(61,plain,
( ( ! [SX0: $i,SX1: $i] :
~ ( ~ ( ~ ( equally_directed_lines @ SX0 @ SX1 )
| ~ ( unequally_directed_lines @ SX0 @ SX1 ) )
| ~ ( ~ ~ ( unequally_directed_lines @ SX0 @ SX1 )
| ( equally_directed_lines @ SX0 @ SX1 ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[51]) ).
thf(62,plain,
( ( ! [SX0: $i] :
( ~ ( line @ SX0 )
| ( line @ ( reverse_line @ SX0 ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[57]) ).
thf(63,plain,
( ( ! [SX0: $i,SX1: $i,SX2: $i] :
( ~ ~ ( ~ ( unequally_directed_lines @ SX0 @ SX1 )
| ~ ( unequally_directed_lines @ SX0 @ ( reverse_line @ SX1 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SX0 @ SX2 )
| ~ ( unequally_directed_lines @ SX0 @ ( reverse_line @ SX2 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SX1 @ SX2 )
| ~ ( unequally_directed_lines @ SX1 @ ( reverse_line @ SX2 ) ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[53]) ).
thf(64,plain,
! [SV1: $i] :
( ( equally_directed_lines @ SV1 @ SV1 )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[52]) ).
thf(65,plain,
! [SV2: $i] :
( ( ! [SY17: $i] :
( ( unequally_directed_lines @ SV2 @ SY17 )
| ( unequally_directed_lines @ SV2 @ ( reverse_line @ SY17 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[54]) ).
thf(66,plain,
! [SV3: $i] :
( ( ! [SY18: $i] :
~ ( ( left_apart_point @ SV3 @ SY18 )
| ( left_apart_point @ SV3 @ ( reverse_line @ SY18 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[55]) ).
thf(67,plain,
! [SV4: $i] :
( ( ! [SY19: $i] :
~ ( ( left_convergent_lines @ SV4 @ SY19 )
| ( left_convergent_lines @ SV4 @ ( reverse_line @ SY19 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[56]) ).
thf(68,plain,
! [SV5: $i] :
( ( ~ ( distinct_lines @ SV5 @ ( reverse_line @ SV5 ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[58]) ).
thf(69,plain,
! [SV6: $i] :
( ( ! [SY20: $i] : ( equally_directed_lines @ ( parallel_through_point @ SY20 @ SV6 ) @ SY20 ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[59]) ).
thf(70,plain,
( ( equally_directed_lines @ ( reverse_line @ ( reverse_line @ sK1_L ) ) @ sK1_L )
= $false ),
inference(extcnf_not_pos,[status(thm)],[60]) ).
thf(71,plain,
! [SV7: $i] :
( ( ! [SY21: $i] :
~ ( ~ ( ~ ( equally_directed_lines @ SV7 @ SY21 )
| ~ ( unequally_directed_lines @ SV7 @ SY21 ) )
| ~ ( ~ ~ ( unequally_directed_lines @ SV7 @ SY21 )
| ( equally_directed_lines @ SV7 @ SY21 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[61]) ).
thf(72,plain,
! [SV8: $i] :
( ( ~ ( line @ SV8 )
| ( line @ ( reverse_line @ SV8 ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[62]) ).
thf(73,plain,
! [SV9: $i] :
( ( ! [SY22: $i,SY23: $i] :
( ~ ~ ( ~ ( unequally_directed_lines @ SV9 @ SY22 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SY22 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV9 @ SY23 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SY23 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SY22 @ SY23 )
| ~ ( unequally_directed_lines @ SY22 @ ( reverse_line @ SY23 ) ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[63]) ).
thf(74,plain,
! [SV10: $i,SV2: $i] :
( ( ( unequally_directed_lines @ SV2 @ SV10 )
| ( unequally_directed_lines @ SV2 @ ( reverse_line @ SV10 ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[65]) ).
thf(75,plain,
! [SV11: $i,SV3: $i] :
( ( ~ ( ( left_apart_point @ SV3 @ SV11 )
| ( left_apart_point @ SV3 @ ( reverse_line @ SV11 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[66]) ).
thf(76,plain,
! [SV12: $i,SV4: $i] :
( ( ~ ( ( left_convergent_lines @ SV4 @ SV12 )
| ( left_convergent_lines @ SV4 @ ( reverse_line @ SV12 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[67]) ).
thf(77,plain,
! [SV5: $i] :
( ( distinct_lines @ SV5 @ ( reverse_line @ SV5 ) )
= $false ),
inference(extcnf_not_pos,[status(thm)],[68]) ).
thf(78,plain,
! [SV6: $i,SV13: $i] :
( ( equally_directed_lines @ ( parallel_through_point @ SV13 @ SV6 ) @ SV13 )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[69]) ).
thf(79,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ( ~ ( ~ ( equally_directed_lines @ SV7 @ SV14 )
| ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
| ~ ( ~ ~ ( unequally_directed_lines @ SV7 @ SV14 )
| ( equally_directed_lines @ SV7 @ SV14 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[71]) ).
thf(80,plain,
! [SV8: $i] :
( ( ( ~ ( line @ SV8 ) )
= $true )
| ( ( line @ ( reverse_line @ SV8 ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[72]) ).
thf(81,plain,
! [SV15: $i,SV9: $i] :
( ( ! [SY24: $i] :
( ~ ~ ( ~ ( unequally_directed_lines @ SV9 @ SV15 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV9 @ SY24 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SY24 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SY24 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SY24 ) ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[73]) ).
thf(82,plain,
! [SV10: $i,SV2: $i] :
( ( ( unequally_directed_lines @ SV2 @ SV10 )
= $true )
| ( ( unequally_directed_lines @ SV2 @ ( reverse_line @ SV10 ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[74]) ).
thf(83,plain,
! [SV11: $i,SV3: $i] :
( ( ( left_apart_point @ SV3 @ SV11 )
| ( left_apart_point @ SV3 @ ( reverse_line @ SV11 ) ) )
= $false ),
inference(extcnf_not_pos,[status(thm)],[75]) ).
thf(84,plain,
! [SV12: $i,SV4: $i] :
( ( ( left_convergent_lines @ SV4 @ SV12 )
| ( left_convergent_lines @ SV4 @ ( reverse_line @ SV12 ) ) )
= $false ),
inference(extcnf_not_pos,[status(thm)],[76]) ).
thf(85,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ( ~ ( equally_directed_lines @ SV7 @ SV14 )
| ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
| ~ ( ~ ~ ( unequally_directed_lines @ SV7 @ SV14 )
| ( equally_directed_lines @ SV7 @ SV14 ) ) )
= $false ),
inference(extcnf_not_pos,[status(thm)],[79]) ).
thf(86,plain,
! [SV8: $i] :
( ( ( line @ SV8 )
= $false )
| ( ( line @ ( reverse_line @ SV8 ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[80]) ).
thf(87,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ~ ~ ( ~ ( unequally_directed_lines @ SV9 @ SV15 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[81]) ).
thf(88,plain,
! [SV11: $i,SV3: $i] :
( ( left_apart_point @ SV3 @ SV11 )
= $false ),
inference(extcnf_or_neg,[status(thm)],[83]) ).
thf(89,plain,
! [SV11: $i,SV3: $i] :
( ( left_apart_point @ SV3 @ ( reverse_line @ SV11 ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[83]) ).
thf(90,plain,
! [SV12: $i,SV4: $i] :
( ( left_convergent_lines @ SV4 @ SV12 )
= $false ),
inference(extcnf_or_neg,[status(thm)],[84]) ).
thf(91,plain,
! [SV12: $i,SV4: $i] :
( ( left_convergent_lines @ SV4 @ ( reverse_line @ SV12 ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[84]) ).
thf(92,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ( ~ ( equally_directed_lines @ SV7 @ SV14 )
| ~ ( unequally_directed_lines @ SV7 @ SV14 ) ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[85]) ).
thf(93,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ( ~ ~ ( unequally_directed_lines @ SV7 @ SV14 )
| ( equally_directed_lines @ SV7 @ SV14 ) ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[85]) ).
thf(94,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( ~ ~ ( ~ ( unequally_directed_lines @ SV9 @ SV15 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[87]) ).
thf(95,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ( equally_directed_lines @ SV7 @ SV14 )
| ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
= $true ),
inference(extcnf_not_neg,[status(thm)],[92]) ).
thf(96,plain,
! [SV14: $i,SV7: $i] :
( ( ~ ~ ( unequally_directed_lines @ SV7 @ SV14 )
| ( equally_directed_lines @ SV7 @ SV14 ) )
= $true ),
inference(extcnf_not_neg,[status(thm)],[93]) ).
thf(97,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV15 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) ) )
= $false )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[94]) ).
thf(98,plain,
! [SV14: $i,SV7: $i] :
( ( ( ~ ( equally_directed_lines @ SV7 @ SV14 ) )
= $true )
| ( ( ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[95]) ).
thf(99,plain,
! [SV14: $i,SV7: $i] :
( ( ( ~ ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
= $true )
| ( ( equally_directed_lines @ SV7 @ SV14 )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[96]) ).
thf(100,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( ~ ( unequally_directed_lines @ SV9 @ SV15 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_not_neg,[status(thm)],[97]) ).
thf(101,plain,
! [SV14: $i,SV7: $i] :
( ( ( equally_directed_lines @ SV7 @ SV14 )
= $false )
| ( ( ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[98]) ).
thf(102,plain,
! [SV14: $i,SV7: $i] :
( ( ( ~ ( unequally_directed_lines @ SV7 @ SV14 ) )
= $false )
| ( ( equally_directed_lines @ SV7 @ SV14 )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[99]) ).
thf(103,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( ~ ( unequally_directed_lines @ SV9 @ SV15 ) )
= $true )
| ( ( ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[100]) ).
thf(104,plain,
! [SV14: $i,SV7: $i] :
( ( ( unequally_directed_lines @ SV7 @ SV14 )
= $false )
| ( ( equally_directed_lines @ SV7 @ SV14 )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[101]) ).
thf(105,plain,
! [SV14: $i,SV7: $i] :
( ( ( unequally_directed_lines @ SV7 @ SV14 )
= $true )
| ( ( equally_directed_lines @ SV7 @ SV14 )
= $true ) ),
inference(extcnf_not_neg,[status(thm)],[102]) ).
thf(106,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[103]) ).
thf(107,plain,
! [SV16: $i,SV15: $i,SV9: $i] :
( ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
| ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[106]) ).
thf(108,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( ~ ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_pos,[status(thm)],[107]) ).
thf(109,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( ~ ( unequally_directed_lines @ SV9 @ SV16 )
| ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[108]) ).
thf(110,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( ~ ( unequally_directed_lines @ SV9 @ SV16 ) )
= $false )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[109]) ).
thf(111,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( ~ ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[109]) ).
thf(112,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[110]) ).
thf(113,plain,
! [SV15: $i,SV16: $i,SV9: $i] :
( ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( ~ ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[111]) ).
thf(114,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[112]) ).
thf(115,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ SV16 )
| ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[113]) ).
thf(116,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ SV16 ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[114]) ).
thf(117,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[114]) ).
thf(118,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ SV16 ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[115]) ).
thf(119,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( ~ ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) ) )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[115]) ).
thf(120,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( unequally_directed_lines @ SV15 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[116]) ).
thf(121,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[117]) ).
thf(122,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( unequally_directed_lines @ SV15 @ SV16 )
= $true )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[118]) ).
thf(123,plain,
! [SV9: $i,SV16: $i,SV15: $i] :
( ( ( unequally_directed_lines @ SV15 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV16 ) )
= $true )
| ( ( unequally_directed_lines @ SV9 @ SV15 )
= $false )
| ( ( unequally_directed_lines @ SV9 @ ( reverse_line @ SV15 ) )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[119]) ).
thf(124,plain,
$false = $true,
inference(fo_atp_e,[status(thm)],[64,123,122,121,120,105,104,91,90,89,88,86,82,78,77,70]) ).
thf(125,plain,
$false,
inference(solved_all_splits,[solved_all_splits(join,[])],[124]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : GEO233+3 : TPTP v9.3.1. Released v4.0.0.
% 0.00/0.04 % Command : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.18 % Computer : n005.cluster.edu
% 0.09/0.18 % Model : x86_64 x86_64
% 0.09/0.18 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.09/0.18 % Memory : 8046.5625MB
% 0.09/0.18 % OS : Linux 6.8.0-71-generic
% 0.09/0.18 % CPULimit : 300
% 0.09/0.18 % WCLimit : 300
% 0.09/0.18 % DateTime : Tue Oct 6 10:10:59 UTC 2026
% 0.09/0.18 % CPUTime :
% 0.09/0.18 Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox2/solver/bin/eprover /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.09/0.27
% 0.09/0.27 No.of.Axioms: 9
% 0.09/0.27
% 0.09/0.27 Length.of.Defs: 0
% 0.09/0.27
% 0.09/0.27 Contains.Choice.Funs: false
% 0.09/0.27 ..
% 0.09/0.27
% 0.09/0.27 ********************************
% 0.09/0.27 * All subproblems solved! *
% 0.09/0.27 ********************************
% 0.09/0.27 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:1,axioms:9,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:124,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.09/0.27
% 0.09/0.27 %**** Beginning of derivation protocol ****
% 0.09/0.27 % SZS output start CNFRefutation
% See solution above
% 0.09/0.27
% 0.09/0.27 %**** End of derivation protocol ****
% 0.09/0.27 %**** no. of clauses in derivation: 98 ****
% 0.09/0.27 %**** clause counter: 124 ****
% 0.09/0.27
% 0.09/0.27 % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p : (rf:1,axioms:9,ps:0,u:6,ude:true,rLeibEQ:true,rAndEQ:true,use_choice:true,use_extuni:true,use_extcnf_combined:false,expand_extuni:false,foatp:e,atp_timeout:299,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:124,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------