%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : SYN965+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n026.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 09:11:17 AM UTC 2026
% Result : Theorem 0.04s 0.38s
% Output : Proof 0.04s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(prove_this,conjecture,
? [Z] :
! [X] :
? [Y] :
( ( ( p(Y,Z)
& p(Z,Y) )
=> p(Y,X) )
& ( p(Y,X)
=> ? [W] : p(W,Y) ) ),
file('theBenchmark.p',prove_this) ).
fof(f_1_1,negated_conjecture,
~ ? [Z] :
! [X] :
? [Y] :
( ( ( p(Y,Z)
& p(Z,Y) )
=> p(Y,X) )
& ( p(Y,X)
=> ? [W] : p(W,Y) ) ),
inference(negate,[status(cth)],[prove_this]) ).
fof(f_1_2,negated_conjecture,
! [Z] :
? [X] :
! [Y] :
( ( ~ p(Y,X)
& p(Y,Z)
& p(Z,Y) )
| ( ! [W] : ~ p(W,Y)
& p(Y,X) ) ),
inference(fof_nnf,[status(thm)],[f_1_1]) ).
fof(f_1_3,negated_conjecture,
! [U_3] :
? [U_2] :
! [U_1] :
( ( ~ p(U_1,U_2)
& p(U_1,U_3)
& p(U_3,U_1) )
| ( ! [U_0] : ~ p(U_0,U_1)
& p(U_1,U_2) ) ),
inference(variable_rename,[status(thm)],[f_1_2]) ).
fof(f_1_4,negated_conjecture,
! [U_3,U_1] :
( ( ~ p(U_1,sK1(U_3))
& p(U_1,U_3)
& p(U_3,U_1) )
| ( ! [U_0] : ~ p(U_0,U_1)
& p(U_1,sK1(U_3)) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK1]),skolemize(U_2,sK1(U_3))],[f_1_3]) ).
fof(f_1_5,negated_conjecture,
( ! [U_3,U_1] :
( ~ p(U_1,sK1(U_3))
| ~ sP1(U_3,U_1) )
& ! [U_3,U_1] :
( p(U_1,U_3)
| ~ sP1(U_3,U_1) )
& ! [U_3,U_1] :
( p(U_3,U_1)
| ~ sP1(U_3,U_1) )
& ! [U_0,U_3,U_1] :
( ~ p(U_0,U_1)
| ~ sP0(U_0,U_3,U_1) )
& ! [U_0,U_3,U_1] :
( p(U_1,sK1(U_3))
| ~ sP0(U_0,U_3,U_1) )
& ! [U_0,U_3,U_1] :
( sP1(U_3,U_1)
| sP0(U_0,U_3,U_1) ) ),
inference(definitional_conversion,[status(esa),new_symbols(definitional,[sP0,sP1])],[f_1_4]) ).
cnf(f_1_6,negated_conjecture,
( sP1(U_3,U_1)
| sP0(U_0,U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(f_1_7,negated_conjecture,
( p(U_1,sK1(U_3))
| ~ sP0(U_0,U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(f_1_8,negated_conjecture,
( ~ p(U_0,U_1)
| ~ sP0(U_0,U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(f_1_9,negated_conjecture,
( p(U_3,U_1)
| ~ sP1(U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(f_1_10,negated_conjecture,
( p(U_1,U_3)
| ~ sP1(U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(f_1_11,negated_conjecture,
( ~ p(U_1,sK1(U_3))
| ~ sP1(U_3,U_1) ),
inference(clausify,[status(thm)],[f_1_5]) ).
cnf(sat_proved,plain,
$false,
inference(cadical,[status(thm)],[]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SYN965+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.03 This is a FOF_THM_RFO_NEQ problem
% 0.00/0.04 % Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.11/0.36 % Computer : n026.cluster.edu
% 0.11/0.36 % Model : x86_64 x86_64
% 0.11/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.36 % Memory : 8046.5625MB
% 0.11/0.36 % OS : Linux 6.8.0-71-generic
% 0.11/0.36 % CPULimit : 300
% 0.11/0.36 % WCLimit : 300
% 0.11/0.36 % DateTime : Sun Sep 20 07:31:51 UTC 2026
% 0.04/0.36 % CPUTime :
% 0.04/0.38 % SZS status Theorem for theBenchmark
% 0.04/0.38 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------