%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : NUM405+1 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% Computer : n004.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 : Thu Sep 24 08:52:10 AM UTC 2026
% Result : Theorem 0.22s 0.54s
% Output : Proof 0.22s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(antisymmetry_r2_hidden,axiom,
! [A,B] :
( in(A,B)
=> ~ in(B,A) ),
file('theBenchmark.p',antisymmetry_r2_hidden) ).
fof(cc1_funct_1,axiom,
! [A] :
( empty(A)
=> function(A) ),
file('theBenchmark.p',cc1_funct_1) ).
fof(cc1_ordinal1,axiom,
! [A] :
( ordinal(A)
=> ( epsilon_connected(A)
& epsilon_transitive(A) ) ),
file('theBenchmark.p',cc1_ordinal1) ).
fof(cc1_relat_1,axiom,
! [A] :
( empty(A)
=> relation(A) ),
file('theBenchmark.p',cc1_relat_1) ).
fof(cc2_funct_1,axiom,
! [A] :
( ( function(A)
& empty(A)
& relation(A) )
=> ( one_to_one(A)
& function(A)
& relation(A) ) ),
file('theBenchmark.p',cc2_funct_1) ).
fof(cc2_ordinal1,axiom,
! [A] :
( ( epsilon_connected(A)
& epsilon_transitive(A) )
=> ordinal(A) ),
file('theBenchmark.p',cc2_ordinal1) ).
fof(cc3_ordinal1,axiom,
! [A] :
( empty(A)
=> ( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A) ) ),
file('theBenchmark.p',cc3_ordinal1) ).
fof(existence_m1_subset_1,axiom,
! [A] :
? [B] : element(B,A),
file('theBenchmark.p',existence_m1_subset_1) ).
fof(fc12_relat_1,axiom,
( relation_empty_yielding(empty_set)
& relation(empty_set)
& empty(empty_set) ),
file('theBenchmark.p',fc12_relat_1) ).
fof(fc1_xboole_0,axiom,
empty(empty_set),
file('theBenchmark.p',fc1_xboole_0) ).
fof(fc2_ordinal1,axiom,
( ordinal(empty_set)
& epsilon_connected(empty_set)
& epsilon_transitive(empty_set)
& empty(empty_set)
& one_to_one(empty_set)
& function(empty_set)
& relation_empty_yielding(empty_set)
& relation(empty_set) ),
file('theBenchmark.p',fc2_ordinal1) ).
fof(fc4_relat_1,axiom,
( relation(empty_set)
& empty(empty_set) ),
file('theBenchmark.p',fc4_relat_1) ).
fof(rc1_funct_1,axiom,
? [A] :
( function(A)
& relation(A) ),
file('theBenchmark.p',rc1_funct_1) ).
fof(rc1_ordinal1,axiom,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A) ),
file('theBenchmark.p',rc1_ordinal1) ).
fof(rc1_relat_1,axiom,
? [A] :
( relation(A)
& empty(A) ),
file('theBenchmark.p',rc1_relat_1) ).
fof(rc1_xboole_0,axiom,
? [A] : empty(A),
file('theBenchmark.p',rc1_xboole_0) ).
fof(rc2_funct_1,axiom,
? [A] :
( function(A)
& empty(A)
& relation(A) ),
file('theBenchmark.p',rc2_funct_1) ).
fof(rc2_ordinal1,axiom,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A)
& empty(A)
& one_to_one(A)
& function(A)
& relation(A) ),
file('theBenchmark.p',rc2_ordinal1) ).
fof(rc2_relat_1,axiom,
? [A] :
( relation(A)
& ~ empty(A) ),
file('theBenchmark.p',rc2_relat_1) ).
fof(rc2_xboole_0,axiom,
? [A] : ~ empty(A),
file('theBenchmark.p',rc2_xboole_0) ).
fof(rc3_funct_1,axiom,
? [A] :
( one_to_one(A)
& function(A)
& relation(A) ),
file('theBenchmark.p',rc3_funct_1) ).
fof(rc3_ordinal1,axiom,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A)
& ~ empty(A) ),
file('theBenchmark.p',rc3_ordinal1) ).
fof(rc3_relat_1,axiom,
? [A] :
( relation_empty_yielding(A)
& relation(A) ),
file('theBenchmark.p',rc3_relat_1) ).
fof(rc4_funct_1,axiom,
? [A] :
( function(A)
& relation_empty_yielding(A)
& relation(A) ),
file('theBenchmark.p',rc4_funct_1) ).
fof(rc5_funct_1,axiom,
? [A] :
( function(A)
& relation_non_empty(A)
& relation(A) ),
file('theBenchmark.p',rc5_funct_1) ).
fof(s1_xboole_0__e2_43__ordinal1,axiom,
! [A] :
? [B] :
! [C] :
( in(C,B)
<=> ( ordinal(C)
& in(C,A) ) ),
file('theBenchmark.p',s1_xboole_0__e2_43__ordinal1) ).
fof(t1_subset,axiom,
! [A,B] :
( in(A,B)
=> element(A,B) ),
file('theBenchmark.p',t1_subset) ).
fof(t2_subset,axiom,
! [A,B] :
( element(A,B)
=> ( in(A,B)
| empty(B) ) ),
file('theBenchmark.p',t2_subset) ).
fof(t37_ordinal1,axiom,
! [A] :
~ ! [B] :
( in(B,A)
<=> ordinal(B) ),
file('theBenchmark.p',t37_ordinal1) ).
fof(t38_ordinal1,conjecture,
! [A] :
~ ! [B] :
( ordinal(B)
=> in(B,A) ),
file('theBenchmark.p',t38_ordinal1) ).
fof(t6_boole,axiom,
! [A] :
( empty(A)
=> A = empty_set ),
file('theBenchmark.p',t6_boole) ).
fof(t7_boole,axiom,
! [A,B] :
~ ( empty(B)
& in(A,B) ),
file('theBenchmark.p',t7_boole) ).
fof(t8_boole,axiom,
! [A,B] :
~ ( empty(B)
& A != B
& empty(A) ),
file('theBenchmark.p',t8_boole) ).
fof(f_1_1,plain,
! [A,B] :
( ~ in(B,A)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[antisymmetry_r2_hidden]) ).
fof(f_1_2,plain,
! [U_1,U_0] :
( ~ in(U_0,U_1)
| ~ in(U_1,U_0) ),
inference(variable_rename,[status(thm)],[f_1_1]) ).
cnf(f_1_3,plain,
( ~ in(U_0,U_1)
| ~ in(U_1,U_0) ),
inference(clausify,[status(thm)],[f_1_2]) ).
fof(f_2_1,plain,
! [A] :
( function(A)
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[cc1_funct_1]) ).
fof(f_2_2,plain,
! [U_2] :
( function(U_2)
| ~ empty(U_2) ),
inference(variable_rename,[status(thm)],[f_2_1]) ).
cnf(f_2_3,plain,
( function(U_2)
| ~ empty(U_2) ),
inference(clausify,[status(thm)],[f_2_2]) ).
fof(f_3_1,plain,
! [A] :
( ( epsilon_connected(A)
& epsilon_transitive(A) )
| ~ ordinal(A) ),
inference(fof_nnf,[status(thm)],[cc1_ordinal1]) ).
fof(f_3_2,plain,
! [U_3] :
( ( epsilon_connected(U_3)
& epsilon_transitive(U_3) )
| ~ ordinal(U_3) ),
inference(variable_rename,[status(thm)],[f_3_1]) ).
cnf(f_3_3,plain,
( epsilon_transitive(U_3)
| ~ ordinal(U_3) ),
inference(clausify,[status(thm)],[f_3_2]) ).
cnf(f_3_4,plain,
( epsilon_connected(U_3)
| ~ ordinal(U_3) ),
inference(clausify,[status(thm)],[f_3_2]) ).
fof(f_4_1,plain,
! [A] :
( relation(A)
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[cc1_relat_1]) ).
fof(f_4_2,plain,
! [U_4] :
( relation(U_4)
| ~ empty(U_4) ),
inference(variable_rename,[status(thm)],[f_4_1]) ).
cnf(f_4_3,plain,
( relation(U_4)
| ~ empty(U_4) ),
inference(clausify,[status(thm)],[f_4_2]) ).
fof(f_5_1,plain,
! [A] :
( ( one_to_one(A)
& function(A)
& relation(A) )
| ~ function(A)
| ~ empty(A)
| ~ relation(A) ),
inference(fof_nnf,[status(thm)],[cc2_funct_1]) ).
fof(f_5_2,plain,
! [U_5] :
( ( one_to_one(U_5)
& function(U_5)
& relation(U_5) )
| ~ function(U_5)
| ~ empty(U_5)
| ~ relation(U_5) ),
inference(variable_rename,[status(thm)],[f_5_1]) ).
cnf(f_5_3,plain,
( relation(U_5)
| ~ function(U_5)
| ~ empty(U_5)
| ~ relation(U_5) ),
inference(clausify,[status(thm)],[f_5_2]) ).
cnf(f_5_4,plain,
( function(U_5)
| ~ function(U_5)
| ~ empty(U_5)
| ~ relation(U_5) ),
inference(clausify,[status(thm)],[f_5_2]) ).
cnf(f_5_5,plain,
( one_to_one(U_5)
| ~ function(U_5)
| ~ empty(U_5)
| ~ relation(U_5) ),
inference(clausify,[status(thm)],[f_5_2]) ).
fof(f_6_1,plain,
! [A] :
( ordinal(A)
| ~ epsilon_connected(A)
| ~ epsilon_transitive(A) ),
inference(fof_nnf,[status(thm)],[cc2_ordinal1]) ).
fof(f_6_2,plain,
! [U_6] :
( ordinal(U_6)
| ~ epsilon_connected(U_6)
| ~ epsilon_transitive(U_6) ),
inference(variable_rename,[status(thm)],[f_6_1]) ).
cnf(f_6_3,plain,
( ordinal(U_6)
| ~ epsilon_connected(U_6)
| ~ epsilon_transitive(U_6) ),
inference(clausify,[status(thm)],[f_6_2]) ).
fof(f_7_1,plain,
! [A] :
( ( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A) )
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[cc3_ordinal1]) ).
fof(f_7_2,plain,
! [U_7] :
( ( ordinal(U_7)
& epsilon_connected(U_7)
& epsilon_transitive(U_7) )
| ~ empty(U_7) ),
inference(variable_rename,[status(thm)],[f_7_1]) ).
cnf(f_7_3,plain,
( epsilon_transitive(U_7)
| ~ empty(U_7) ),
inference(clausify,[status(thm)],[f_7_2]) ).
cnf(f_7_4,plain,
( epsilon_connected(U_7)
| ~ empty(U_7) ),
inference(clausify,[status(thm)],[f_7_2]) ).
cnf(f_7_5,plain,
( ordinal(U_7)
| ~ empty(U_7) ),
inference(clausify,[status(thm)],[f_7_2]) ).
fof(f_8_1,plain,
! [A] :
? [B] : element(B,A),
inference(fof_nnf,[status(thm)],[existence_m1_subset_1]) ).
fof(f_8_2,plain,
! [U_9] :
? [U_8] : element(U_8,U_9),
inference(variable_rename,[status(thm)],[f_8_1]) ).
fof(f_8_3,plain,
! [U_9] : element(sK1(U_9),U_9),
inference(skolemize,[status(esa),new_symbols(skolem,[sK1]),skolemize(U_8,sK1(U_9))],[f_8_2]) ).
cnf(f_8_4,plain,
element(sK1(U_9),U_9),
inference(clausify,[status(thm)],[f_8_3]) ).
fof(f_9_1,plain,
( relation_empty_yielding(empty_set)
& relation(empty_set)
& empty(empty_set) ),
inference(fof_nnf,[status(thm)],[fc12_relat_1]) ).
cnf(f_9_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_9_1]) ).
cnf(f_9_3,plain,
relation(empty_set),
inference(clausify,[status(thm)],[f_9_1]) ).
cnf(f_9_4,plain,
relation_empty_yielding(empty_set),
inference(clausify,[status(thm)],[f_9_1]) ).
fof(f_10_1,plain,
empty(empty_set),
inference(fof_nnf,[status(thm)],[fc1_xboole_0]) ).
cnf(f_10_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_10_1]) ).
fof(f_11_1,plain,
( ordinal(empty_set)
& epsilon_connected(empty_set)
& epsilon_transitive(empty_set)
& empty(empty_set)
& one_to_one(empty_set)
& function(empty_set)
& relation_empty_yielding(empty_set)
& relation(empty_set) ),
inference(fof_nnf,[status(thm)],[fc2_ordinal1]) ).
cnf(f_11_2,plain,
relation(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_3,plain,
relation_empty_yielding(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_4,plain,
function(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_5,plain,
one_to_one(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_6,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_7,plain,
epsilon_transitive(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_8,plain,
epsilon_connected(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_9,plain,
ordinal(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
fof(f_12_1,plain,
( relation(empty_set)
& empty(empty_set) ),
inference(fof_nnf,[status(thm)],[fc4_relat_1]) ).
cnf(f_12_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_12_1]) ).
cnf(f_12_3,plain,
relation(empty_set),
inference(clausify,[status(thm)],[f_12_1]) ).
fof(f_13_1,plain,
? [A] :
( function(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc1_funct_1]) ).
fof(f_13_2,plain,
? [U_10] :
( function(U_10)
& relation(U_10) ),
inference(variable_rename,[status(thm)],[f_13_1]) ).
fof(f_13_3,plain,
( function(sK2)
& relation(sK2) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK2]),skolemize(U_10,sK2)],[f_13_2]) ).
cnf(f_13_4,plain,
relation(sK2),
inference(clausify,[status(thm)],[f_13_3]) ).
cnf(f_13_5,plain,
function(sK2),
inference(clausify,[status(thm)],[f_13_3]) ).
fof(f_14_1,plain,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A) ),
inference(fof_nnf,[status(thm)],[rc1_ordinal1]) ).
fof(f_14_2,plain,
? [U_11] :
( ordinal(U_11)
& epsilon_connected(U_11)
& epsilon_transitive(U_11) ),
inference(variable_rename,[status(thm)],[f_14_1]) ).
fof(f_14_3,plain,
( ordinal(sK3)
& epsilon_connected(sK3)
& epsilon_transitive(sK3) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK3]),skolemize(U_11,sK3)],[f_14_2]) ).
cnf(f_14_4,plain,
epsilon_transitive(sK3),
inference(clausify,[status(thm)],[f_14_3]) ).
cnf(f_14_5,plain,
epsilon_connected(sK3),
inference(clausify,[status(thm)],[f_14_3]) ).
cnf(f_14_6,plain,
ordinal(sK3),
inference(clausify,[status(thm)],[f_14_3]) ).
fof(f_15_1,plain,
? [A] :
( relation(A)
& empty(A) ),
inference(fof_nnf,[status(thm)],[rc1_relat_1]) ).
fof(f_15_2,plain,
? [U_12] :
( relation(U_12)
& empty(U_12) ),
inference(variable_rename,[status(thm)],[f_15_1]) ).
fof(f_15_3,plain,
( relation(sK4)
& empty(sK4) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK4]),skolemize(U_12,sK4)],[f_15_2]) ).
cnf(f_15_4,plain,
empty(sK4),
inference(clausify,[status(thm)],[f_15_3]) ).
cnf(f_15_5,plain,
relation(sK4),
inference(clausify,[status(thm)],[f_15_3]) ).
fof(f_16_1,plain,
? [A] : empty(A),
inference(fof_nnf,[status(thm)],[rc1_xboole_0]) ).
fof(f_16_2,plain,
? [U_13] : empty(U_13),
inference(variable_rename,[status(thm)],[f_16_1]) ).
fof(f_16_3,plain,
empty(sK5),
inference(skolemize,[status(esa),new_symbols(skolem,[sK5]),skolemize(U_13,sK5)],[f_16_2]) ).
cnf(f_16_4,plain,
empty(sK5),
inference(clausify,[status(thm)],[f_16_3]) ).
fof(f_17_1,plain,
? [A] :
( function(A)
& empty(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc2_funct_1]) ).
fof(f_17_2,plain,
? [U_14] :
( function(U_14)
& empty(U_14)
& relation(U_14) ),
inference(variable_rename,[status(thm)],[f_17_1]) ).
fof(f_17_3,plain,
( function(sK6)
& empty(sK6)
& relation(sK6) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK6]),skolemize(U_14,sK6)],[f_17_2]) ).
cnf(f_17_4,plain,
relation(sK6),
inference(clausify,[status(thm)],[f_17_3]) ).
cnf(f_17_5,plain,
empty(sK6),
inference(clausify,[status(thm)],[f_17_3]) ).
cnf(f_17_6,plain,
function(sK6),
inference(clausify,[status(thm)],[f_17_3]) ).
fof(f_18_1,plain,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A)
& empty(A)
& one_to_one(A)
& function(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc2_ordinal1]) ).
fof(f_18_2,plain,
? [U_15] :
( ordinal(U_15)
& epsilon_connected(U_15)
& epsilon_transitive(U_15)
& empty(U_15)
& one_to_one(U_15)
& function(U_15)
& relation(U_15) ),
inference(variable_rename,[status(thm)],[f_18_1]) ).
fof(f_18_3,plain,
( ordinal(sK7)
& epsilon_connected(sK7)
& epsilon_transitive(sK7)
& empty(sK7)
& one_to_one(sK7)
& function(sK7)
& relation(sK7) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK7]),skolemize(U_15,sK7)],[f_18_2]) ).
cnf(f_18_4,plain,
relation(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_5,plain,
function(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_6,plain,
one_to_one(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_7,plain,
empty(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_8,plain,
epsilon_transitive(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_9,plain,
epsilon_connected(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_10,plain,
ordinal(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
fof(f_19_1,plain,
? [A] :
( relation(A)
& ~ empty(A) ),
inference(fof_nnf,[status(thm)],[rc2_relat_1]) ).
fof(f_19_2,plain,
? [U_16] :
( relation(U_16)
& ~ empty(U_16) ),
inference(variable_rename,[status(thm)],[f_19_1]) ).
fof(f_19_3,plain,
( relation(sK8)
& ~ empty(sK8) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK8]),skolemize(U_16,sK8)],[f_19_2]) ).
cnf(f_19_4,plain,
~ empty(sK8),
inference(clausify,[status(thm)],[f_19_3]) ).
cnf(f_19_5,plain,
relation(sK8),
inference(clausify,[status(thm)],[f_19_3]) ).
fof(f_20_1,plain,
? [A] : ~ empty(A),
inference(fof_nnf,[status(thm)],[rc2_xboole_0]) ).
fof(f_20_2,plain,
? [U_17] : ~ empty(U_17),
inference(variable_rename,[status(thm)],[f_20_1]) ).
fof(f_20_3,plain,
~ empty(sK9),
inference(skolemize,[status(esa),new_symbols(skolem,[sK9]),skolemize(U_17,sK9)],[f_20_2]) ).
cnf(f_20_4,plain,
~ empty(sK9),
inference(clausify,[status(thm)],[f_20_3]) ).
fof(f_21_1,plain,
? [A] :
( one_to_one(A)
& function(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc3_funct_1]) ).
fof(f_21_2,plain,
? [U_18] :
( one_to_one(U_18)
& function(U_18)
& relation(U_18) ),
inference(variable_rename,[status(thm)],[f_21_1]) ).
fof(f_21_3,plain,
( one_to_one(sK10)
& function(sK10)
& relation(sK10) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK10]),skolemize(U_18,sK10)],[f_21_2]) ).
cnf(f_21_4,plain,
relation(sK10),
inference(clausify,[status(thm)],[f_21_3]) ).
cnf(f_21_5,plain,
function(sK10),
inference(clausify,[status(thm)],[f_21_3]) ).
cnf(f_21_6,plain,
one_to_one(sK10),
inference(clausify,[status(thm)],[f_21_3]) ).
fof(f_22_1,plain,
? [A] :
( ordinal(A)
& epsilon_connected(A)
& epsilon_transitive(A)
& ~ empty(A) ),
inference(fof_nnf,[status(thm)],[rc3_ordinal1]) ).
fof(f_22_2,plain,
? [U_19] :
( ordinal(U_19)
& epsilon_connected(U_19)
& epsilon_transitive(U_19)
& ~ empty(U_19) ),
inference(variable_rename,[status(thm)],[f_22_1]) ).
fof(f_22_3,plain,
( ordinal(sK11)
& epsilon_connected(sK11)
& epsilon_transitive(sK11)
& ~ empty(sK11) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK11]),skolemize(U_19,sK11)],[f_22_2]) ).
cnf(f_22_4,plain,
~ empty(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
cnf(f_22_5,plain,
epsilon_transitive(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
cnf(f_22_6,plain,
epsilon_connected(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
cnf(f_22_7,plain,
ordinal(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
fof(f_23_1,plain,
? [A] :
( relation_empty_yielding(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc3_relat_1]) ).
fof(f_23_2,plain,
? [U_20] :
( relation_empty_yielding(U_20)
& relation(U_20) ),
inference(variable_rename,[status(thm)],[f_23_1]) ).
fof(f_23_3,plain,
( relation_empty_yielding(sK12)
& relation(sK12) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK12]),skolemize(U_20,sK12)],[f_23_2]) ).
cnf(f_23_4,plain,
relation(sK12),
inference(clausify,[status(thm)],[f_23_3]) ).
cnf(f_23_5,plain,
relation_empty_yielding(sK12),
inference(clausify,[status(thm)],[f_23_3]) ).
fof(f_24_1,plain,
? [A] :
( function(A)
& relation_empty_yielding(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc4_funct_1]) ).
fof(f_24_2,plain,
? [U_21] :
( function(U_21)
& relation_empty_yielding(U_21)
& relation(U_21) ),
inference(variable_rename,[status(thm)],[f_24_1]) ).
fof(f_24_3,plain,
( function(sK13)
& relation_empty_yielding(sK13)
& relation(sK13) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK13]),skolemize(U_21,sK13)],[f_24_2]) ).
cnf(f_24_4,plain,
relation(sK13),
inference(clausify,[status(thm)],[f_24_3]) ).
cnf(f_24_5,plain,
relation_empty_yielding(sK13),
inference(clausify,[status(thm)],[f_24_3]) ).
cnf(f_24_6,plain,
function(sK13),
inference(clausify,[status(thm)],[f_24_3]) ).
fof(f_25_1,plain,
? [A] :
( function(A)
& relation_non_empty(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc5_funct_1]) ).
fof(f_25_2,plain,
? [U_22] :
( function(U_22)
& relation_non_empty(U_22)
& relation(U_22) ),
inference(variable_rename,[status(thm)],[f_25_1]) ).
fof(f_25_3,plain,
( function(sK14)
& relation_non_empty(sK14)
& relation(sK14) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK14]),skolemize(U_22,sK14)],[f_25_2]) ).
cnf(f_25_4,plain,
relation(sK14),
inference(clausify,[status(thm)],[f_25_3]) ).
cnf(f_25_5,plain,
relation_non_empty(sK14),
inference(clausify,[status(thm)],[f_25_3]) ).
cnf(f_25_6,plain,
function(sK14),
inference(clausify,[status(thm)],[f_25_3]) ).
fof(f_26_1,plain,
! [A] :
? [B] :
! [C] :
( ( in(C,B)
| ~ ordinal(C)
| ~ in(C,A) )
& ( ( ordinal(C)
& in(C,A) )
| ~ in(C,B) ) ),
inference(fof_nnf,[status(thm)],[s1_xboole_0__e2_43__ordinal1]) ).
fof(f_26_2,plain,
! [U_25] :
? [U_24] :
! [U_23] :
( ( in(U_23,U_24)
| ~ ordinal(U_23)
| ~ in(U_23,U_25) )
& ( ( ordinal(U_23)
& in(U_23,U_25) )
| ~ in(U_23,U_24) ) ),
inference(variable_rename,[status(thm)],[f_26_1]) ).
fof(f_26_3,plain,
! [U_25] :
? [U_24] :
( ! [U_27] :
( in(U_27,U_24)
| ~ ordinal(U_27)
| ~ in(U_27,U_25) )
& ! [U_26] :
( ( ordinal(U_26)
& in(U_26,U_25) )
| ~ in(U_26,U_24) ) ),
inference(miniscope,[status(thm)],[f_26_2]) ).
fof(f_26_4,plain,
! [U_25] :
( ! [U_27] :
( in(U_27,sK15(U_25))
| ~ ordinal(U_27)
| ~ in(U_27,U_25) )
& ! [U_26] :
( ( ordinal(U_26)
& in(U_26,U_25) )
| ~ in(U_26,sK15(U_25)) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK15]),skolemize(U_24,sK15(U_25))],[f_26_3]) ).
cnf(f_26_5,plain,
( in(U_26,U_25)
| ~ in(U_26,sK15(U_25)) ),
inference(clausify,[status(thm)],[f_26_4]) ).
cnf(f_26_6,plain,
( ordinal(U_26)
| ~ in(U_26,sK15(U_25)) ),
inference(clausify,[status(thm)],[f_26_4]) ).
cnf(f_26_7,plain,
( in(U_27,sK15(U_25))
| ~ ordinal(U_27)
| ~ in(U_27,U_25) ),
inference(clausify,[status(thm)],[f_26_4]) ).
fof(f_27_1,plain,
! [A,B] :
( element(A,B)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t1_subset]) ).
fof(f_27_2,plain,
! [U_29,U_28] :
( element(U_29,U_28)
| ~ in(U_29,U_28) ),
inference(variable_rename,[status(thm)],[f_27_1]) ).
cnf(f_27_3,plain,
( element(U_29,U_28)
| ~ in(U_29,U_28) ),
inference(clausify,[status(thm)],[f_27_2]) ).
fof(f_28_1,plain,
! [A,B] :
( in(A,B)
| empty(B)
| ~ element(A,B) ),
inference(fof_nnf,[status(thm)],[t2_subset]) ).
fof(f_28_2,plain,
! [U_31,U_30] :
( in(U_31,U_30)
| empty(U_30)
| ~ element(U_31,U_30) ),
inference(variable_rename,[status(thm)],[f_28_1]) ).
cnf(f_28_3,plain,
( in(U_31,U_30)
| empty(U_30)
| ~ element(U_31,U_30) ),
inference(clausify,[status(thm)],[f_28_2]) ).
fof(f_29_1,plain,
! [A] :
? [B] :
( ( ~ in(B,A)
& ordinal(B) )
| ( ~ ordinal(B)
& in(B,A) ) ),
inference(fof_nnf,[status(thm)],[t37_ordinal1]) ).
fof(f_29_2,plain,
! [U_33] :
? [U_32] :
( ( ~ in(U_32,U_33)
& ordinal(U_32) )
| ( ~ ordinal(U_32)
& in(U_32,U_33) ) ),
inference(variable_rename,[status(thm)],[f_29_1]) ).
fof(f_29_3,plain,
! [U_33] :
( ? [U_35] :
( ~ in(U_35,U_33)
& ordinal(U_35) )
| ? [U_34] :
( ~ ordinal(U_34)
& in(U_34,U_33) ) ),
inference(miniscope,[status(thm)],[f_29_2]) ).
fof(f_29_4,plain,
! [U_33] :
( ? [U_35] :
( ~ in(U_35,U_33)
& ordinal(U_35) )
| ( ~ ordinal(sK16(U_33))
& in(sK16(U_33),U_33) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK16]),skolemize(U_34,sK16(U_33))],[f_29_3]) ).
fof(f_29_5,plain,
! [U_33] :
( ( ~ in(sK17(U_33),U_33)
& ordinal(sK17(U_33)) )
| ( ~ ordinal(sK16(U_33))
& in(sK16(U_33),U_33) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK17]),skolemize(U_35,sK17(U_33))],[f_29_4]) ).
cnf(f_29_6,plain,
( ordinal(sK17(U_33))
| in(sK16(U_33),U_33) ),
inference(clausify,[status(thm)],[f_29_5]) ).
cnf(f_29_7,plain,
( ~ in(sK17(U_33),U_33)
| in(sK16(U_33),U_33) ),
inference(clausify,[status(thm)],[f_29_5]) ).
cnf(f_29_8,plain,
( ordinal(sK17(U_33))
| ~ ordinal(sK16(U_33)) ),
inference(clausify,[status(thm)],[f_29_5]) ).
cnf(f_29_9,plain,
( ~ in(sK17(U_33),U_33)
| ~ ordinal(sK16(U_33)) ),
inference(clausify,[status(thm)],[f_29_5]) ).
fof(f_30_1,negated_conjecture,
~ ! [A] :
~ ! [B] :
( ordinal(B)
=> in(B,A) ),
inference(negate,[status(cth)],[t38_ordinal1]) ).
fof(f_30_2,negated_conjecture,
? [A] :
! [B] :
( in(B,A)
| ~ ordinal(B) ),
inference(fof_nnf,[status(thm)],[f_30_1]) ).
fof(f_30_3,negated_conjecture,
? [U_37] :
! [U_36] :
( in(U_36,U_37)
| ~ ordinal(U_36) ),
inference(variable_rename,[status(thm)],[f_30_2]) ).
fof(f_30_4,negated_conjecture,
! [U_36] :
( in(U_36,sK18)
| ~ ordinal(U_36) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK18]),skolemize(U_37,sK18)],[f_30_3]) ).
fof(f_30_5,negated_conjecture,
! [U_36] :
( in(U_36,sK18)
| ~ ordinal(U_36) ),
inference(definitional_conversion,[status(esa)],[f_30_4]) ).
cnf(f_30_6,negated_conjecture,
( in(U_36,sK18)
| ~ ordinal(U_36) ),
inference(clausify,[status(thm)],[f_30_5]) ).
fof(f_31_1,plain,
! [A] :
( A = empty_set
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[t6_boole]) ).
fof(f_31_2,plain,
! [U_38] :
( U_38 = empty_set
| ~ empty(U_38) ),
inference(variable_rename,[status(thm)],[f_31_1]) ).
cnf(f_31_3,plain,
( U_38 = empty_set
| ~ empty(U_38) ),
inference(clausify,[status(thm)],[f_31_2]) ).
fof(f_32_1,plain,
! [A,B] :
( ~ empty(B)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t7_boole]) ).
fof(f_32_2,plain,
! [U_40,U_39] :
( ~ empty(U_39)
| ~ in(U_40,U_39) ),
inference(variable_rename,[status(thm)],[f_32_1]) ).
cnf(f_32_3,plain,
( ~ empty(U_39)
| ~ in(U_40,U_39) ),
inference(clausify,[status(thm)],[f_32_2]) ).
fof(f_33_1,plain,
! [A,B] :
( ~ empty(B)
| A = B
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[t8_boole]) ).
fof(f_33_2,plain,
! [U_42,U_41] :
( ~ empty(U_41)
| U_42 = U_41
| ~ empty(U_42) ),
inference(variable_rename,[status(thm)],[f_33_1]) ).
fof(f_33_3,plain,
! [U_42] :
( ! [U_41] :
( ~ empty(U_41)
| U_42 = U_41 )
| ~ empty(U_42) ),
inference(miniscope,[status(thm)],[f_33_2]) ).
cnf(f_33_4,plain,
( ~ empty(U_41)
| U_42 = U_41
| ~ empty(U_42) ),
inference(clausify,[status(thm)],[f_33_3]) ).
cnf(f_5_3_true,plain,
$true,
inference(clause_is_true,[status(thm)],[f_5_3]) ).
cnf(f_5_4_true,plain,
$true,
inference(clause_is_true,[status(thm)],[f_5_4]) ).
cnf(equality_1,axiom,
Eq_x_0 = Eq_x_0,
theory(equality,[reflexivity]) ).
cnf(equality_2,axiom,
( Eq_x_1 = Eq_x_0
| Eq_x_0 != Eq_x_1 ),
theory(equality,[symmetry]) ).
cnf(equality_3,axiom,
( Eq_x_0 = Eq_x_2
| Eq_x_1 != Eq_x_2
| Eq_x_0 != Eq_x_1 ),
theory(equality,[transitivity]) ).
cnf(equality_4,axiom,
( sK1(Eq_x_0) = sK1(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_5,axiom,
( sK15(Eq_x_0) = sK15(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_6,axiom,
( sK16(Eq_x_0) = sK16(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_7,axiom,
( sK17(Eq_x_0) = sK17(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_8,axiom,
( in(Eq_y_0,Eq_y_1)
| ~ in(Eq_x_0,Eq_x_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_9,axiom,
( empty(Eq_y_0)
| ~ empty(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_10,axiom,
( function(Eq_y_0)
| ~ function(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_11,axiom,
( ordinal(Eq_y_0)
| ~ ordinal(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_12,axiom,
( epsilon_transitive(Eq_y_0)
| ~ epsilon_transitive(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_13,axiom,
( epsilon_connected(Eq_y_0)
| ~ epsilon_connected(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_14,axiom,
( relation(Eq_y_0)
| ~ relation(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_15,axiom,
( one_to_one(Eq_y_0)
| ~ one_to_one(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_16,axiom,
( element(Eq_y_0,Eq_y_1)
| ~ element(Eq_x_0,Eq_x_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_17,axiom,
( relation_empty_yielding(Eq_y_0)
| ~ relation_empty_yielding(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_18,axiom,
( relation_non_empty(Eq_y_0)
| ~ relation_non_empty(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(sat_proved,plain,
$false,
inference(cadical,[status(thm)],[]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NUM405+1 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.03 This is a FOF_THM_RFO_SEQ problem
% 0.00/0.04 % Command : /export/starexec/sandbox/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.11/0.39 % Computer : n004.cluster.edu
% 0.11/0.39 % Model : x86_64 x86_64
% 0.11/0.39 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.39 % Memory : 8046.5625MB
% 0.11/0.39 % OS : Linux 6.8.0-71-generic
% 0.11/0.39 % CPULimit : 300
% 0.11/0.39 % WCLimit : 300
% 0.11/0.39 % DateTime : Sat Sep 19 18:22:05 UTC 2026
% 0.11/0.39 % CPUTime :
% 0.22/0.54 % SZS status Theorem for theBenchmark
% 0.22/0.54 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------