%------------------------------------------------------------------------------
% File : LEO-II---2.3.1
% Problem : LCL623^1 : TPTP v9.3.1. Bugfixed v7.3.0.
% Transfm : none
% Format : tptp:raw
% Command : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n014.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 10:29:31 AM UTC 2026
% Result : Theorem 0.13s 0.24s
% Output : CNFRefutation 0.13s
% Verified :
% SZS Type : Refutation
% Derivation depth : 20
% Number of leaves : 17
% Syntax : Number of formulae : 69 ( 38 unt; 0 typ; 15 def)
% Number of atoms : 403 ( 112 equ; 0 cnn)
% Maximal formula atoms : 9 ( 5 avg)
% Number of connectives : 675 ( 104 ~; 133 |; 2 &; 414 @)
% ( 0 <=>; 22 =>; 0 <=; 0 <~>)
% Maximal formula depth : 10 ( 3 avg)
% Number of types : 3 ( 1 usr)
% Number of type conns : 53 ( 53 >; 0 *; 0 +; 0 <<)
% Number of symbols : 28 ( 25 usr; 5 con; 0-3 aty)
% Number of variables : 184 ( 28 ^; 152 !; 4 ?; 184 :)
% Comments :
%------------------------------------------------------------------------------
thf(tp_individuals,type,
individuals: $tType ).
thf(tp_current_world,type,
current_world: $i ).
thf(tp_mall,type,
mall: ( individuals > $i > $o ) > $i > $o ).
thf(tp_mand,type,
mand: ( $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_mbox,type,
mbox: ( $i > $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_mcountersatisfiable,type,
mcountersatisfiable: ( $i > $o ) > $o ).
thf(tp_mdia,type,
mdia: ( $i > $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_mexists,type,
mexists: ( individuals > $i > $o ) > $i > $o ).
thf(tp_mfalse,type,
mfalse: $i > $o ).
thf(tp_miff,type,
miff: ( $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_mimpl,type,
mimpl: ( $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_minvalid,type,
minvalid: ( $i > $o ) > $o ).
thf(tp_mnot,type,
mnot: ( $i > $o ) > $i > $o ).
thf(tp_mor,type,
mor: ( $i > $o ) > ( $i > $o ) > $i > $o ).
thf(tp_msatisfiable,type,
msatisfiable: ( $i > $o ) > $o ).
thf(tp_mtrue,type,
mtrue: $i > $o ).
thf(tp_mvalid,type,
mvalid: ( $i > $o ) > $o ).
thf(tp_prop_a,type,
prop_a: $i > $o ).
thf(tp_prop_b,type,
prop_b: $i > $o ).
thf(tp_prop_c,type,
prop_c: $i > $o ).
thf(tp_r,type,
r: $i > $i > $o ).
thf(tp_sK1_SY0,type,
sK1_SY0: $i > $o ).
thf(tp_sK2_SY102,type,
sK2_SY102: $i ).
thf(tp_sK3_SX0,type,
sK3_SX0: $i ).
thf(tp_sK4_SY113,type,
sK4_SY113: ( $i > $o ) > $i > $i ).
thf(tp_sK5_SY116,type,
sK5_SY116: $i > $i ).
thf(mall,definition,
( mall
= ( ^ [P: individuals > $i > $o,W: $i] :
! [X: individuals] : ( P @ X @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mall) ).
thf(mand,definition,
( mand
= ( ^ [X: $i > $o,Y: $i > $o,U: $i] :
( ( X @ U )
& ( Y @ U ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mand) ).
thf(mbox,definition,
( mbox
= ( ^ [R: $i > $i > $o,P: $i > $o,X: $i] :
! [Y: $i] :
( ( R @ X @ Y )
=> ( P @ Y ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mbox) ).
thf(mcountersatisfiable,definition,
( mcountersatisfiable
= ( ^ [P: $i > $o] :
? [W: $i] :
~ ( P @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mcountersatisfiable) ).
thf(mdia,definition,
( mdia
= ( ^ [R: $i > $i > $o,P: $i > $o,X: $i] :
? [Y: $i] :
( ( R @ X @ Y )
& ( P @ Y ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',individuals_decl) ).
thf(mexists,definition,
( mexists
= ( ^ [P: individuals > $i > $o,W: $i] :
? [X: individuals] : ( P @ X @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mexists) ).
thf(mfalse,definition,
( mfalse
= ( ^ [X: $i] : $false ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mfalse) ).
thf(miff,definition,
( miff
= ( ^ [U: $i > $o,V: $i > $o] : ( mand @ ( mimpl @ U @ V ) @ ( mimpl @ V @ U ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',miff) ).
thf(mimpl,definition,
( mimpl
= ( ^ [U: $i > $o,V: $i > $o] : ( mor @ ( mnot @ U ) @ V ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mimpl) ).
thf(minvalid,definition,
( minvalid
= ( ^ [P: $i > $o] :
! [W: $i] :
~ ( P @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',minvalid) ).
thf(mnot,definition,
( mnot
= ( ^ [X: $i > $o,U: $i] :
~ ( X @ U ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mnot) ).
thf(mor,definition,
( mor
= ( ^ [X: $i > $o,Y: $i > $o,U: $i] :
( ( X @ U )
| ( Y @ U ) ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mor) ).
thf(msatisfiable,definition,
( msatisfiable
= ( ^ [P: $i > $o] :
? [W: $i] : ( P @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',msatisfiable) ).
thf(mtrue,definition,
( mtrue
= ( ^ [X: $i] : $true ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mtrue) ).
thf(mvalid,definition,
( mvalid
= ( ^ [P: $i > $o] :
! [W: $i] : ( P @ W ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',mvalid) ).
thf(1,axiom,
! [X: $i > $o] : ( mvalid @ ( mimpl @ ( mbox @ r @ ( mimpl @ ( mbox @ r @ X ) @ X ) ) @ ( mbox @ r @ X ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',gl) ).
thf(2,conjecture,
! [P: $i > $o] : ( mvalid @ ( mimpl @ ( mbox @ r @ ( mimpl @ ( mbox @ r @ P ) @ P ) ) @ ( mbox @ r @ P ) ) ),
file('/export/starexec/sandbox/benchmark/theBenchmark.p',loeb) ).
thf(3,negated_conjecture,
( ( ! [P: $i > $o] : ( mvalid @ ( mimpl @ ( mbox @ r @ ( mimpl @ ( mbox @ r @ P ) @ P ) ) @ ( mbox @ r @ P ) ) ) )
= $false ),
inference(negate_conjecture,[status(cth)],[2]) ).
thf(4,plain,
( ( ! [SY0: $i > $o,SY42: $i] :
( ~ ! [SY43: $i] :
( ( r @ SY42 @ SY43 )
=> ( ~ ! [SY21: $i] :
( ( r @ SY43 @ SY21 )
=> ( SY0 @ SY21 ) )
| ( SY0 @ SY43 ) ) )
| ! [SY45: $i] :
( ( r @ SY42 @ SY45 )
=> ( SY0 @ SY45 ) ) ) )
= $false ),
inference(unfold_def,[status(thm)],[3,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).
thf(5,plain,
( ( ! [SY51: $i > $o,SY93: $i] :
( ~ ! [SY94: $i] :
( ( r @ SY93 @ SY94 )
=> ( ~ ! [SY72: $i] :
( ( r @ SY94 @ SY72 )
=> ( SY51 @ SY72 ) )
| ( SY51 @ SY94 ) ) )
| ! [SY96: $i] :
( ( r @ SY93 @ SY96 )
=> ( SY51 @ SY96 ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[1,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).
thf(6,plain,
( ( ! [SY102: $i] :
( ~ ! [SY103: $i] :
( ( r @ SY102 @ SY103 )
=> ( ~ ! [SY104: $i] :
( ( r @ SY103 @ SY104 )
=> ( sK1_SY0 @ SY104 ) )
| ( sK1_SY0 @ SY103 ) ) )
| ! [SY105: $i] :
( ( r @ SY102 @ SY105 )
=> ( sK1_SY0 @ SY105 ) ) ) )
= $false ),
inference(extcnf_forall_neg,[status(esa)],[4]) ).
thf(7,plain,
( ( ~ ! [SY106: $i] :
( ( r @ sK2_SY102 @ SY106 )
=> ( ~ ! [SY104: $i] :
( ( r @ SY106 @ SY104 )
=> ( sK1_SY0 @ SY104 ) )
| ( sK1_SY0 @ SY106 ) ) )
| ! [SY108: $i] :
( ( r @ sK2_SY102 @ SY108 )
=> ( sK1_SY0 @ SY108 ) ) )
= $false ),
inference(extcnf_forall_neg,[status(esa)],[6]) ).
thf(8,plain,
( ( ~ ( ~ ! [SY106: $i] :
( ( r @ sK2_SY102 @ SY106 )
=> ( ~ ! [SY104: $i] :
( ( r @ SY106 @ SY104 )
=> ( sK1_SY0 @ SY104 ) )
| ( sK1_SY0 @ SY106 ) ) )
| ! [SY108: $i] :
( ( r @ sK2_SY102 @ SY108 )
=> ( sK1_SY0 @ SY108 ) ) ) )
= $true ),
inference(polarity_switch,[status(thm)],[7]) ).
thf(9,plain,
( ( ! [SY51: $i > $o,SY93: $i] :
( ~ ! [SY94: $i] :
( ( r @ SY93 @ SY94 )
=> ( ~ ! [SY72: $i] :
( ( r @ SY94 @ SY72 )
=> ( SY51 @ SY72 ) )
| ( SY51 @ SY94 ) ) )
| ! [SY96: $i] :
( ( r @ SY93 @ SY96 )
=> ( SY51 @ SY96 ) ) ) )
= $true ),
inference(copy,[status(thm)],[5]) ).
thf(10,plain,
( ( ~ ( ~ ! [SY106: $i] :
( ( r @ sK2_SY102 @ SY106 )
=> ( ~ ! [SY104: $i] :
( ( r @ SY106 @ SY104 )
=> ( sK1_SY0 @ SY104 ) )
| ( sK1_SY0 @ SY106 ) ) )
| ! [SY108: $i] :
( ( r @ sK2_SY102 @ SY108 )
=> ( sK1_SY0 @ SY108 ) ) ) )
= $true ),
inference(copy,[status(thm)],[8]) ).
thf(11,plain,
( ( ! [SX0: $i > $o,SX1: $i] :
( ~ ! [SX2: $i] :
( ~ ( r @ SX1 @ SX2 )
| ~ ! [SX3: $i] :
( ~ ( r @ SX2 @ SX3 )
| ( SX0 @ SX3 ) )
| ( SX0 @ SX2 ) )
| ! [SX2: $i] :
( ~ ( r @ SX1 @ SX2 )
| ( SX0 @ SX2 ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[9,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).
thf(12,plain,
( ( ~ ( ~ ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ~ ! [SX1: $i] :
( ~ ( r @ SX0 @ SX1 )
| ( sK1_SY0 @ SX1 ) )
| ( sK1_SY0 @ SX0 ) )
| ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ( sK1_SY0 @ SX0 ) ) ) )
= $true ),
inference(unfold_def,[status(thm)],[10,mall,mand,mbox,mcountersatisfiable,mdia,mexists,mfalse,miff,mimpl,minvalid,mnot,mor,msatisfiable,mtrue,mvalid]) ).
thf(13,plain,
! [SV1: $i > $o] :
( ( ! [SY109: $i] :
( ~ ! [SY110: $i] :
( ~ ( r @ SY109 @ SY110 )
| ~ ! [SY111: $i] :
( ~ ( r @ SY110 @ SY111 )
| ( SV1 @ SY111 ) )
| ( SV1 @ SY110 ) )
| ! [SY112: $i] :
( ~ ( r @ SY109 @ SY112 )
| ( SV1 @ SY112 ) ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[11]) ).
thf(14,plain,
( ( ~ ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ~ ! [SX1: $i] :
( ~ ( r @ SX0 @ SX1 )
| ( sK1_SY0 @ SX1 ) )
| ( sK1_SY0 @ SX0 ) )
| ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ( sK1_SY0 @ SX0 ) ) )
= $false ),
inference(extcnf_not_pos,[status(thm)],[12]) ).
thf(15,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ~ ! [SY113: $i] :
( ~ ( r @ SV2 @ SY113 )
| ~ ! [SY111: $i] :
( ~ ( r @ SY113 @ SY111 )
| ( SV1 @ SY111 ) )
| ( SV1 @ SY113 ) )
| ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[13]) ).
thf(16,plain,
( ( ~ ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ~ ! [SX1: $i] :
( ~ ( r @ SX0 @ SX1 )
| ( sK1_SY0 @ SX1 ) )
| ( sK1_SY0 @ SX0 ) ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[14]) ).
thf(17,plain,
( ( ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ( sK1_SY0 @ SX0 ) ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[14]) ).
thf(18,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ( ~ ! [SY113: $i] :
( ~ ( r @ SV2 @ SY113 )
| ~ ! [SY111: $i] :
( ~ ( r @ SY113 @ SY111 )
| ( SV1 @ SY111 ) )
| ( SV1 @ SY113 ) ) )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[15]) ).
thf(19,plain,
( ( ! [SX0: $i] :
( ~ ( r @ sK2_SY102 @ SX0 )
| ~ ! [SX1: $i] :
( ~ ( r @ SX0 @ SX1 )
| ( sK1_SY0 @ SX1 ) )
| ( sK1_SY0 @ SX0 ) ) )
= $true ),
inference(extcnf_not_neg,[status(thm)],[16]) ).
thf(20,plain,
( ( ~ ( r @ sK2_SY102 @ sK3_SX0 )
| ( sK1_SY0 @ sK3_SX0 ) )
= $false ),
inference(extcnf_forall_neg,[status(esa)],[17]) ).
thf(21,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ( ! [SY113: $i] :
( ~ ( r @ SV2 @ SY113 )
| ~ ! [SY111: $i] :
( ~ ( r @ SY113 @ SY111 )
| ( SV1 @ SY111 ) )
| ( SV1 @ SY113 ) ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[18]) ).
thf(22,plain,
! [SV3: $i] :
( ( ~ ( r @ sK2_SY102 @ SV3 )
| ~ ! [SY116: $i] :
( ~ ( r @ SV3 @ SY116 )
| ( sK1_SY0 @ SY116 ) )
| ( sK1_SY0 @ SV3 ) )
= $true ),
inference(extcnf_forall_pos,[status(thm)],[19]) ).
thf(23,plain,
( ( ~ ( r @ sK2_SY102 @ sK3_SX0 ) )
= $false ),
inference(extcnf_or_neg,[status(thm)],[20]) ).
thf(24,plain,
( ( sK1_SY0 @ sK3_SX0 )
= $false ),
inference(extcnf_or_neg,[status(thm)],[20]) ).
thf(25,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ( ~ ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) )
| ~ ! [SY117: $i] :
( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SY117 )
| ( SV1 @ SY117 ) )
| ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_forall_neg,[status(esa)],[21]) ).
thf(26,plain,
! [SV3: $i] :
( ( ( ~ ( r @ sK2_SY102 @ SV3 ) )
= $true )
| ( ( ~ ! [SY116: $i] :
( ~ ( r @ SV3 @ SY116 )
| ( sK1_SY0 @ SY116 ) )
| ( sK1_SY0 @ SV3 ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[22]) ).
thf(27,plain,
( ( r @ sK2_SY102 @ sK3_SX0 )
= $true ),
inference(extcnf_not_neg,[status(thm)],[23]) ).
thf(28,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ( ~ ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_neg,[status(thm)],[25]) ).
thf(29,plain,
! [SV2: $i,SV1: $i > $o] :
( ( ( ~ ! [SY117: $i] :
( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SY117 )
| ( SV1 @ SY117 ) )
| ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_neg,[status(thm)],[25]) ).
thf(30,plain,
! [SV3: $i] :
( ( ( r @ sK2_SY102 @ SV3 )
= $false )
| ( ( ~ ! [SY116: $i] :
( ~ ( r @ SV3 @ SY116 )
| ( sK1_SY0 @ SY116 ) )
| ( sK1_SY0 @ SV3 ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[26]) ).
thf(31,plain,
! [SV1: $i > $o,SV2: $i] :
( ( ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_not_neg,[status(thm)],[28]) ).
thf(32,plain,
! [SV2: $i,SV1: $i > $o] :
( ( ( ~ ! [SY117: $i] :
( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SY117 )
| ( SV1 @ SY117 ) ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_neg,[status(thm)],[29]) ).
thf(33,plain,
! [SV2: $i,SV1: $i > $o] :
( ( ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $false )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_neg,[status(thm)],[29]) ).
thf(34,plain,
! [SV3: $i] :
( ( ( ~ ! [SY116: $i] :
( ~ ( r @ SV3 @ SY116 )
| ( sK1_SY0 @ SY116 ) ) )
= $true )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_or_pos,[status(thm)],[30]) ).
thf(35,plain,
! [SV1: $i > $o,SV4: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV4 )
| ( SV1 @ SV4 ) )
= $true )
| ( ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $true ) ),
inference(extcnf_forall_pos,[status(thm)],[31]) ).
thf(36,plain,
! [SV2: $i,SV1: $i > $o] :
( ( ( ! [SY117: $i] :
( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SY117 )
| ( SV1 @ SY117 ) ) )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_not_neg,[status(thm)],[32]) ).
thf(37,plain,
! [SV1: $i > $o,SV5: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV5 )
| ( SV1 @ SV5 ) )
= $true )
| ( ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $false ) ),
inference(extcnf_forall_pos,[status(thm)],[33]) ).
thf(38,plain,
! [SV3: $i] :
( ( ( ! [SY116: $i] :
( ~ ( r @ SV3 @ SY116 )
| ( sK1_SY0 @ SY116 ) ) )
= $false )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[34]) ).
thf(39,plain,
! [SV1: $i > $o,SV4: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV4 ) )
= $true )
| ( ( SV1 @ SV4 )
= $true )
| ( ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[35]) ).
thf(40,plain,
! [SV6: $i,SV2: $i,SV1: $i > $o] :
( ( ( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 )
| ( SV1 @ SV6 ) )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_forall_pos,[status(thm)],[36]) ).
thf(41,plain,
! [SV1: $i > $o,SV5: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV5 ) )
= $true )
| ( ( SV1 @ SV5 )
= $true )
| ( ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $false ) ),
inference(extcnf_or_pos,[status(thm)],[37]) ).
thf(42,plain,
! [SV3: $i] :
( ( ( ~ ( r @ SV3 @ ( sK5_SY116 @ SV3 ) )
| ( sK1_SY0 @ ( sK5_SY116 @ SV3 ) ) )
= $false )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_forall_neg,[status(esa)],[38]) ).
thf(43,plain,
! [SV1: $i > $o,SV4: $i,SV2: $i] :
( ( ( r @ SV2 @ SV4 )
= $false )
| ( ( SV1 @ SV4 )
= $true )
| ( ( r @ SV2 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[39]) ).
thf(44,plain,
! [SV6: $i,SV2: $i,SV1: $i > $o] :
( ( ( ~ ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 ) )
= $true )
| ( ( SV1 @ SV6 )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_or_pos,[status(thm)],[40]) ).
thf(45,plain,
! [SV1: $i > $o,SV5: $i,SV2: $i] :
( ( ( r @ SV2 @ SV5 )
= $false )
| ( ( SV1 @ SV5 )
= $true )
| ( ( SV1 @ ( sK4_SY113 @ SV1 @ SV2 ) )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[41]) ).
thf(46,plain,
! [SV3: $i] :
( ( ( ~ ( r @ SV3 @ ( sK5_SY116 @ SV3 ) ) )
= $false )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[42]) ).
thf(47,plain,
! [SV3: $i] :
( ( ( sK1_SY0 @ ( sK5_SY116 @ SV3 ) )
= $false )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_or_neg,[status(thm)],[42]) ).
thf(48,plain,
! [SV6: $i,SV2: $i,SV1: $i > $o] :
( ( ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 )
= $false )
| ( ( SV1 @ SV6 )
= $true )
| ( ( ! [SY115: $i] :
( ~ ( r @ SV2 @ SY115 )
| ( SV1 @ SY115 ) ) )
= $true ) ),
inference(extcnf_not_pos,[status(thm)],[44]) ).
thf(49,plain,
! [SV3: $i] :
( ( ( r @ SV3 @ ( sK5_SY116 @ SV3 ) )
= $true )
| ( ( sK1_SY0 @ SV3 )
= $true )
| ( ( r @ sK2_SY102 @ SV3 )
= $false ) ),
inference(extcnf_not_neg,[status(thm)],[46]) ).
thf(50,plain,
! [SV6: $i,SV1: $i > $o,SV7: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV7 )
| ( SV1 @ SV7 ) )
= $true )
| ( ( SV1 @ SV6 )
= $true )
| ( ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 )
= $false ) ),
inference(extcnf_forall_pos,[status(thm)],[48]) ).
thf(51,plain,
! [SV6: $i,SV1: $i > $o,SV7: $i,SV2: $i] :
( ( ( ~ ( r @ SV2 @ SV7 ) )
= $true )
| ( ( SV1 @ SV7 )
= $true )
| ( ( SV1 @ SV6 )
= $true )
| ( ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 )
= $false ) ),
inference(extcnf_or_pos,[status(thm)],[50]) ).
thf(52,plain,
! [SV6: $i,SV1: $i > $o,SV7: $i,SV2: $i] :
( ( ( r @ SV2 @ SV7 )
= $false )
| ( ( SV1 @ SV7 )
= $true )
| ( ( SV1 @ SV6 )
= $true )
| ( ( r @ ( sK4_SY113 @ SV1 @ SV2 ) @ SV6 )
= $false ) ),
inference(extcnf_not_pos,[status(thm)],[51]) ).
thf(53,plain,
$false = $true,
inference(fo_atp_e,[status(thm)],[24,52,49,47,45,43,27]) ).
thf(54,plain,
$false,
inference(solved_all_splits,[solved_all_splits(join,[])],[53]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.02 % Problem : LCL623^1 : TPTP v9.3.1. Bugfixed v7.3.0.
% 0.00/0.03 % Command : leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.17 % Computer : n014.cluster.edu
% 0.13/0.17 % Model : x86_64 x86_64
% 0.13/0.17 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.17 % Memory : 8046.5625MB
% 0.13/0.17 % OS : Linux 6.8.0-71-generic
% 0.13/0.17 % CPULimit : 300
% 0.13/0.17 % WCLimit : 300
% 0.13/0.17 % DateTime : Tue Oct 6 12:24:26 UTC 2026
% 0.13/0.17 % CPUTime :
% 0.13/0.17 Running leo --cores 7 --timeout 300 --proofoutput 1 --foatp e --atp e=/export/starexec/sandbox/solver/bin/eprover /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.24
% 0.13/0.24 No.of.Axioms: 1
% 0.13/0.24
% 0.13/0.24 Length.of.Defs: 2215
% 0.13/0.24
% 0.13/0.24 Contains.Choice.Funs: false
% 0.13/0.24 ..
% 0.13/0.24
% 0.13/0.24 ********************************
% 0.13/0.24 * All subproblems solved! *
% 0.13/0.24 ********************************
% 0.13/0.24 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:1,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:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:53,loop_count:0,foatp_calls:1,translation:fof_full)
% 0.13/0.24
% 0.13/0.24 %**** Beginning of derivation protocol ****
% 0.13/0.24 % SZS output start CNFRefutation
% See solution above
% 0.13/0.24
% 0.13/0.24 %**** End of derivation protocol ****
% 0.13/0.24 %**** no. of clauses in derivation: 54 ****
% 0.13/0.24 %**** clause counter: 53 ****
% 0.13/0.24
% 0.13/0.24 % SZS status Theorem for /export/starexec/sandbox/benchmark/theBenchmark.p : (rf:1,axioms:1,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:25,atp_calls_frequency:5,ordering:none,proof_output:1,protocol_output:false,clause_count:53,loop_count:0,foatp_calls:1,translation:fof_full)
%------------------------------------------------------------------------------