%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : PLA002-2 : TPTP v9.3.1. Released v1.0.0.
% 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 : n007.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 08:54:00 AM UTC 2026
% Result : Unsatisfiable 30.26s 30.53s
% Output : Proof 30.26s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 16
% Syntax : Number of clauses : 151 ( 87 unt; 2 nHn; 147 RR)
% Number of literals : 242 ( 0 equ; 92 neg)
% Maximal clause size : 4 ( 1 avg)
% Maximal term depth : 7 ( 2 avg)
% Number of predicates : 5 ( 4 usr; 1 prp; 0-2 aty)
% Number of functors : 11 ( 11 usr; 7 con; 0-2 aty)
% Number of variables : 19 ( 4 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(warm_or_cold,hypothesis,
( ~ situation(Situation2)
| ~ situation(Situation1)
| cold(Situation2)
| warm(Situation1) ),
file('theBenchmark.p',warm_or_cold) ).
cnf(drive_b_to_a,hypothesis,
( ~ situation(Situation)
| at(a,drive(a,Situation))
| ~ at(b,Situation) ),
file('theBenchmark.p',drive_b_to_a) ).
cnf(cross_river_c_to_b,hypothesis,
( ~ situation(Situation)
| at(b,skate(b,Situation))
| ~ at(c,Situation)
| ~ cold(Situation) ),
file('theBenchmark.p',cross_river_c_to_b) ).
cnf(climb_mountain_d_to_b,hypothesis,
( ~ situation(Situation)
| at(b,climb(b,Situation))
| ~ at(d,Situation)
| ~ warm(Situation) ),
file('theBenchmark.p',climb_mountain_d_to_b) ).
cnf(go_d_to_c,hypothesis,
( ~ situation(Situation)
| at(c,go(c,Situation))
| ~ at(d,Situation) ),
file('theBenchmark.p',go_d_to_c) ).
cnf(go_c_to_e,hypothesis,
( ~ situation(Situation)
| at(e,go(e,Situation))
| ~ at(c,Situation) ),
file('theBenchmark.p',go_c_to_e) ).
cnf(go_e_to_c,hypothesis,
( ~ situation(Situation)
| at(c,go(c,Situation))
| ~ at(e,Situation) ),
file('theBenchmark.p',go_e_to_c) ).
cnf(go_d_to_f,hypothesis,
( ~ situation(Situation)
| at(f,go(f,Situation))
| ~ at(d,Situation) ),
file('theBenchmark.p',go_d_to_f) ).
cnf(go_f_to_d,hypothesis,
( ~ situation(Situation)
| at(d,go(d,Situation))
| ~ at(f,Situation) ),
file('theBenchmark.p',go_f_to_d) ).
cnf(initial_situation,hypothesis,
situation(s0),
file('theBenchmark.p',initial_situation) ).
cnf(drive_situation,hypothesis,
( situation(drive(Somewhere,Situation))
| ~ situation(Situation) ),
file('theBenchmark.p',drive_situation) ).
cnf(climb_situation,hypothesis,
( situation(climb(Somewhere,Situation))
| ~ situation(Situation) ),
file('theBenchmark.p',climb_situation) ).
cnf(skate_situation,hypothesis,
( situation(skate(Somewhere,Situation))
| ~ situation(Situation) ),
file('theBenchmark.p',skate_situation) ).
cnf(go_situation,hypothesis,
( situation(go(Somewhere,Situation))
| ~ situation(Situation) ),
file('theBenchmark.p',go_situation) ).
cnf(initial,hypothesis,
at(f,s0),
file('theBenchmark.p',initial) ).
cnf(prove_you_can_get_to_a_in_a_situation,negated_conjecture,
( ~ situation(S)
| ~ at(a,S) ),
file('theBenchmark.p',prove_you_can_get_to_a_in_a_situation) ).
cnf(t1,plain,
( ~ situation(drive(a,skate(b,go(c,go(e,go(c,go(d,s0)))))))
| ~ at(a,drive(a,skate(b,go(c,go(e,go(c,go(d,s0))))))) ),
inference(start,[status(thm),parent(0:0)],[prove_you_can_get_to_a_in_a_situation]) ).
cnf(t2,plain,
( ~ situation(skate(b,go(c,go(e,go(c,go(d,s0))))))
| ~ at(b,skate(b,go(c,go(e,go(c,go(d,s0))))))
| at(a,drive(a,skate(b,go(c,go(e,go(c,go(d,s0))))))) ),
inference(extension,[status(thm),parent(t1:1)],[drive_b_to_a]) ).
cnf(t3,plain,
$false,
inference(connection,[status(thm),parent(t2:1)],[t2:1,t1:1]) ).
cnf(t4,plain,
( ~ at(c,go(c,go(e,go(c,go(d,s0)))))
| ~ situation(go(c,go(e,go(c,go(d,s0)))))
| ~ cold(go(c,go(e,go(c,go(d,s0)))))
| at(b,skate(b,go(c,go(e,go(c,go(d,s0)))))) ),
inference(extension,[status(thm),parent(t2:2)],[cross_river_c_to_b]) ).
cnf(t5,plain,
$false,
inference(connection,[status(thm),parent(t4:1)],[t4:1,t2:2]) ).
cnf(t6,plain,
( ~ situation(go(c,go(e,go(c,go(d,s0)))))
| ~ situation(go(d,go(f,go(d,s0))))
| warm(go(d,go(f,go(d,s0))))
| cold(go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t4:2)],[warm_or_cold]) ).
cnf(t7,plain,
$false,
inference(connection,[status(thm),parent(t6:1)],[t6:1,t4:2]) ).
cnf(t8,plain,
( ~ at(d,go(d,go(f,go(d,s0))))
| at(b,climb(b,go(d,go(f,go(d,s0)))))
| ~ situation(go(d,go(f,go(d,s0))))
| ~ warm(go(d,go(f,go(d,s0)))) ),
inference(extension,[status(thm),parent(t6:2)],[climb_mountain_d_to_b]) ).
cnf(t9,plain,
$false,
inference(connection,[status(thm),parent(t8:1)],[t8:1,t6:2]) ).
cnf(t10,plain,
( ~ situation(go(f,go(d,s0)))
| situation(go(d,go(f,go(d,s0)))) ),
inference(extension,[status(thm),parent(t8:2)],[go_situation]) ).
cnf(t11,plain,
$false,
inference(connection,[status(thm),parent(t10:1)],[t10:1,t8:2]) ).
cnf(t12,plain,
( ~ situation(go(d,s0))
| situation(go(f,go(d,s0))) ),
inference(extension,[status(thm),parent(t10:2)],[go_situation]) ).
cnf(t13,plain,
$false,
inference(connection,[status(thm),parent(t12:1)],[t12:1,t10:2]) ).
cnf(t14,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t12:2)],[go_situation]) ).
cnf(t15,plain,
$false,
inference(connection,[status(thm),parent(t14:1)],[t14:1,t12:2]) ).
cnf(t16,plain,
situation(s0),
inference(extension,[status(thm),parent(t14:2)],[initial_situation]) ).
cnf(t17,plain,
$false,
inference(connection,[status(thm),parent(t16:1)],[t16:1,t14:2]) ).
cnf(l5,lemma,
situation(go(d,go(f,go(d,s0)))),
inference(lemma,[status(cth),parent(t8:2),below(t6:2)],[t8:2]) ).
cnf(t18,plain,
( at(a,drive(a,climb(b,go(d,go(f,go(d,s0))))))
| ~ situation(climb(b,go(d,go(f,go(d,s0)))))
| ~ at(b,climb(b,go(d,go(f,go(d,s0))))) ),
inference(extension,[status(thm),parent(t8:3)],[drive_b_to_a]) ).
cnf(t19,plain,
$false,
inference(connection,[status(thm),parent(t18:1)],[t18:1,t8:3]) ).
cnf(t20,plain,
( ~ situation(go(d,go(f,go(d,s0))))
| situation(climb(b,go(d,go(f,go(d,s0))))) ),
inference(extension,[status(thm),parent(t18:2)],[climb_situation]) ).
cnf(t21,plain,
$false,
inference(connection,[status(thm),parent(t20:1)],[t20:1,t18:2]) ).
cnf(t22,plain,
situation(go(d,go(f,go(d,s0)))),
inference(lemma_extension,[status(thm),parent(t20:2)],[l5:1]) ).
cnf(t23,plain,
$false,
inference(connection,[status(thm),parent(t22:1)],[t22:1,t20:2]) ).
cnf(l10,lemma,
situation(climb(b,go(d,go(f,go(d,s0))))),
inference(lemma,[status(cth),parent(t18:2),below(t8:3)],[t18:2]) ).
cnf(t24,plain,
( ~ situation(drive(a,climb(b,go(d,go(f,go(d,s0))))))
| ~ at(a,drive(a,climb(b,go(d,go(f,go(d,s0)))))) ),
inference(extension,[status(thm),parent(t18:3)],[prove_you_can_get_to_a_in_a_situation]) ).
cnf(t25,plain,
$false,
inference(connection,[status(thm),parent(t24:1)],[t24:1,t18:3]) ).
cnf(t26,plain,
( ~ situation(climb(b,go(d,go(f,go(d,s0)))))
| situation(drive(a,climb(b,go(d,go(f,go(d,s0)))))) ),
inference(extension,[status(thm),parent(t24:2)],[drive_situation]) ).
cnf(t27,plain,
$false,
inference(connection,[status(thm),parent(t26:1)],[t26:1,t24:2]) ).
cnf(t28,plain,
situation(climb(b,go(d,go(f,go(d,s0))))),
inference(lemma_extension,[status(thm),parent(t26:2)],[l10:1]) ).
cnf(t29,plain,
$false,
inference(connection,[status(thm),parent(t28:1)],[t28:1,t26:2]) ).
cnf(t30,plain,
( ~ situation(go(f,go(d,s0)))
| ~ at(f,go(f,go(d,s0)))
| at(d,go(d,go(f,go(d,s0)))) ),
inference(extension,[status(thm),parent(t8:4)],[go_f_to_d]) ).
cnf(t31,plain,
$false,
inference(connection,[status(thm),parent(t30:1)],[t30:1,t8:4]) ).
cnf(t32,plain,
( ~ situation(go(d,s0))
| ~ at(d,go(d,s0))
| at(f,go(f,go(d,s0))) ),
inference(extension,[status(thm),parent(t30:2)],[go_d_to_f]) ).
cnf(t33,plain,
$false,
inference(connection,[status(thm),parent(t32:1)],[t32:1,t30:2]) ).
cnf(t34,plain,
( ~ situation(s0)
| ~ at(f,s0)
| at(d,go(d,s0)) ),
inference(extension,[status(thm),parent(t32:2)],[go_f_to_d]) ).
cnf(t35,plain,
$false,
inference(connection,[status(thm),parent(t34:1)],[t34:1,t32:2]) ).
cnf(t36,plain,
at(f,s0),
inference(extension,[status(thm),parent(t34:2)],[initial]) ).
cnf(t37,plain,
$false,
inference(connection,[status(thm),parent(t36:1)],[t36:1,t34:2]) ).
cnf(t38,plain,
situation(s0),
inference(extension,[status(thm),parent(t34:3)],[initial_situation]) ).
cnf(t39,plain,
$false,
inference(connection,[status(thm),parent(t38:1)],[t38:1,t34:3]) ).
cnf(t40,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t32:3)],[go_situation]) ).
cnf(t41,plain,
$false,
inference(connection,[status(thm),parent(t40:1)],[t40:1,t32:3]) ).
cnf(t42,plain,
situation(s0),
inference(extension,[status(thm),parent(t40:2)],[initial_situation]) ).
cnf(t43,plain,
$false,
inference(connection,[status(thm),parent(t42:1)],[t42:1,t40:2]) ).
cnf(t44,plain,
( ~ situation(go(d,s0))
| situation(go(f,go(d,s0))) ),
inference(extension,[status(thm),parent(t30:3)],[go_situation]) ).
cnf(t45,plain,
$false,
inference(connection,[status(thm),parent(t44:1)],[t44:1,t30:3]) ).
cnf(t46,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t44:2)],[go_situation]) ).
cnf(t47,plain,
$false,
inference(connection,[status(thm),parent(t46:1)],[t46:1,t44:2]) ).
cnf(t48,plain,
situation(s0),
inference(extension,[status(thm),parent(t46:2)],[initial_situation]) ).
cnf(t49,plain,
$false,
inference(connection,[status(thm),parent(t48:1)],[t48:1,t46:2]) ).
cnf(t50,plain,
( ~ situation(go(f,go(d,s0)))
| situation(go(d,go(f,go(d,s0)))) ),
inference(extension,[status(thm),parent(t6:3)],[go_situation]) ).
cnf(t51,plain,
$false,
inference(connection,[status(thm),parent(t50:1)],[t50:1,t6:3]) ).
cnf(t52,plain,
( ~ situation(go(d,s0))
| situation(go(f,go(d,s0))) ),
inference(extension,[status(thm),parent(t50:2)],[go_situation]) ).
cnf(t53,plain,
$false,
inference(connection,[status(thm),parent(t52:1)],[t52:1,t50:2]) ).
cnf(t54,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t52:2)],[go_situation]) ).
cnf(t55,plain,
$false,
inference(connection,[status(thm),parent(t54:1)],[t54:1,t52:2]) ).
cnf(t56,plain,
situation(s0),
inference(extension,[status(thm),parent(t54:2)],[initial_situation]) ).
cnf(t57,plain,
$false,
inference(connection,[status(thm),parent(t56:1)],[t56:1,t54:2]) ).
cnf(t58,plain,
( ~ situation(go(e,go(c,go(d,s0))))
| situation(go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t6:4)],[go_situation]) ).
cnf(t59,plain,
$false,
inference(connection,[status(thm),parent(t58:1)],[t58:1,t6:4]) ).
cnf(t60,plain,
( ~ situation(go(c,go(d,s0)))
| situation(go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t58:2)],[go_situation]) ).
cnf(t61,plain,
$false,
inference(connection,[status(thm),parent(t60:1)],[t60:1,t58:2]) ).
cnf(t62,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t60:2)],[go_situation]) ).
cnf(t63,plain,
$false,
inference(connection,[status(thm),parent(t62:1)],[t62:1,t60:2]) ).
cnf(t64,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t62:2)],[go_situation]) ).
cnf(t65,plain,
$false,
inference(connection,[status(thm),parent(t64:1)],[t64:1,t62:2]) ).
cnf(t66,plain,
situation(s0),
inference(extension,[status(thm),parent(t64:2)],[initial_situation]) ).
cnf(t67,plain,
$false,
inference(connection,[status(thm),parent(t66:1)],[t66:1,t64:2]) ).
cnf(t68,plain,
( ~ situation(go(e,go(c,go(d,s0))))
| situation(go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t4:3)],[go_situation]) ).
cnf(t69,plain,
$false,
inference(connection,[status(thm),parent(t68:1)],[t68:1,t4:3]) ).
cnf(t70,plain,
( ~ situation(go(c,go(d,s0)))
| situation(go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t68:2)],[go_situation]) ).
cnf(t71,plain,
$false,
inference(connection,[status(thm),parent(t70:1)],[t70:1,t68:2]) ).
cnf(t72,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t70:2)],[go_situation]) ).
cnf(t73,plain,
$false,
inference(connection,[status(thm),parent(t72:1)],[t72:1,t70:2]) ).
cnf(t74,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t72:2)],[go_situation]) ).
cnf(t75,plain,
$false,
inference(connection,[status(thm),parent(t74:1)],[t74:1,t72:2]) ).
cnf(t76,plain,
situation(s0),
inference(extension,[status(thm),parent(t74:2)],[initial_situation]) ).
cnf(t77,plain,
$false,
inference(connection,[status(thm),parent(t76:1)],[t76:1,t74:2]) ).
cnf(t78,plain,
( ~ situation(go(e,go(c,go(d,s0))))
| ~ at(e,go(e,go(c,go(d,s0))))
| at(c,go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t4:4)],[go_e_to_c]) ).
cnf(t79,plain,
$false,
inference(connection,[status(thm),parent(t78:1)],[t78:1,t4:4]) ).
cnf(t80,plain,
( ~ situation(go(c,go(d,s0)))
| ~ at(c,go(c,go(d,s0)))
| at(e,go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t78:2)],[go_c_to_e]) ).
cnf(t81,plain,
$false,
inference(connection,[status(thm),parent(t80:1)],[t80:1,t78:2]) ).
cnf(t82,plain,
( ~ situation(go(d,s0))
| ~ at(d,go(d,s0))
| at(c,go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t80:2)],[go_d_to_c]) ).
cnf(t83,plain,
$false,
inference(connection,[status(thm),parent(t82:1)],[t82:1,t80:2]) ).
cnf(t84,plain,
( ~ situation(s0)
| ~ at(f,s0)
| at(d,go(d,s0)) ),
inference(extension,[status(thm),parent(t82:2)],[go_f_to_d]) ).
cnf(t85,plain,
$false,
inference(connection,[status(thm),parent(t84:1)],[t84:1,t82:2]) ).
cnf(t86,plain,
at(f,s0),
inference(extension,[status(thm),parent(t84:2)],[initial]) ).
cnf(t87,plain,
$false,
inference(connection,[status(thm),parent(t86:1)],[t86:1,t84:2]) ).
cnf(t88,plain,
situation(s0),
inference(extension,[status(thm),parent(t84:3)],[initial_situation]) ).
cnf(t89,plain,
$false,
inference(connection,[status(thm),parent(t88:1)],[t88:1,t84:3]) ).
cnf(t90,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t82:3)],[go_situation]) ).
cnf(t91,plain,
$false,
inference(connection,[status(thm),parent(t90:1)],[t90:1,t82:3]) ).
cnf(t92,plain,
situation(s0),
inference(extension,[status(thm),parent(t90:2)],[initial_situation]) ).
cnf(t93,plain,
$false,
inference(connection,[status(thm),parent(t92:1)],[t92:1,t90:2]) ).
cnf(t94,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t80:3)],[go_situation]) ).
cnf(t95,plain,
$false,
inference(connection,[status(thm),parent(t94:1)],[t94:1,t80:3]) ).
cnf(t96,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t94:2)],[go_situation]) ).
cnf(t97,plain,
$false,
inference(connection,[status(thm),parent(t96:1)],[t96:1,t94:2]) ).
cnf(t98,plain,
situation(s0),
inference(extension,[status(thm),parent(t96:2)],[initial_situation]) ).
cnf(t99,plain,
$false,
inference(connection,[status(thm),parent(t98:1)],[t98:1,t96:2]) ).
cnf(t100,plain,
( ~ situation(go(c,go(d,s0)))
| situation(go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t78:3)],[go_situation]) ).
cnf(t101,plain,
$false,
inference(connection,[status(thm),parent(t100:1)],[t100:1,t78:3]) ).
cnf(t102,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t100:2)],[go_situation]) ).
cnf(t103,plain,
$false,
inference(connection,[status(thm),parent(t102:1)],[t102:1,t100:2]) ).
cnf(t104,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t102:2)],[go_situation]) ).
cnf(t105,plain,
$false,
inference(connection,[status(thm),parent(t104:1)],[t104:1,t102:2]) ).
cnf(t106,plain,
situation(s0),
inference(extension,[status(thm),parent(t104:2)],[initial_situation]) ).
cnf(t107,plain,
$false,
inference(connection,[status(thm),parent(t106:1)],[t106:1,t104:2]) ).
cnf(t108,plain,
( ~ situation(go(c,go(e,go(c,go(d,s0)))))
| situation(skate(b,go(c,go(e,go(c,go(d,s0)))))) ),
inference(extension,[status(thm),parent(t2:3)],[skate_situation]) ).
cnf(t109,plain,
$false,
inference(connection,[status(thm),parent(t108:1)],[t108:1,t2:3]) ).
cnf(t110,plain,
( ~ situation(go(e,go(c,go(d,s0))))
| situation(go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t108:2)],[go_situation]) ).
cnf(t111,plain,
$false,
inference(connection,[status(thm),parent(t110:1)],[t110:1,t108:2]) ).
cnf(t112,plain,
( ~ situation(go(c,go(d,s0)))
| situation(go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t110:2)],[go_situation]) ).
cnf(t113,plain,
$false,
inference(connection,[status(thm),parent(t112:1)],[t112:1,t110:2]) ).
cnf(t114,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t112:2)],[go_situation]) ).
cnf(t115,plain,
$false,
inference(connection,[status(thm),parent(t114:1)],[t114:1,t112:2]) ).
cnf(t116,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t114:2)],[go_situation]) ).
cnf(t117,plain,
$false,
inference(connection,[status(thm),parent(t116:1)],[t116:1,t114:2]) ).
cnf(t118,plain,
situation(s0),
inference(extension,[status(thm),parent(t116:2)],[initial_situation]) ).
cnf(t119,plain,
$false,
inference(connection,[status(thm),parent(t118:1)],[t118:1,t116:2]) ).
cnf(t120,plain,
( ~ situation(skate(b,go(c,go(e,go(c,go(d,s0))))))
| situation(drive(a,skate(b,go(c,go(e,go(c,go(d,s0))))))) ),
inference(extension,[status(thm),parent(t1:2)],[drive_situation]) ).
cnf(t121,plain,
$false,
inference(connection,[status(thm),parent(t120:1)],[t120:1,t1:2]) ).
cnf(t122,plain,
( ~ situation(go(c,go(e,go(c,go(d,s0)))))
| situation(skate(b,go(c,go(e,go(c,go(d,s0)))))) ),
inference(extension,[status(thm),parent(t120:2)],[skate_situation]) ).
cnf(t123,plain,
$false,
inference(connection,[status(thm),parent(t122:1)],[t122:1,t120:2]) ).
cnf(t124,plain,
( ~ situation(go(e,go(c,go(d,s0))))
| situation(go(c,go(e,go(c,go(d,s0))))) ),
inference(extension,[status(thm),parent(t122:2)],[go_situation]) ).
cnf(t125,plain,
$false,
inference(connection,[status(thm),parent(t124:1)],[t124:1,t122:2]) ).
cnf(t126,plain,
( ~ situation(go(c,go(d,s0)))
| situation(go(e,go(c,go(d,s0)))) ),
inference(extension,[status(thm),parent(t124:2)],[go_situation]) ).
cnf(t127,plain,
$false,
inference(connection,[status(thm),parent(t126:1)],[t126:1,t124:2]) ).
cnf(t128,plain,
( ~ situation(go(d,s0))
| situation(go(c,go(d,s0))) ),
inference(extension,[status(thm),parent(t126:2)],[go_situation]) ).
cnf(t129,plain,
$false,
inference(connection,[status(thm),parent(t128:1)],[t128:1,t126:2]) ).
cnf(t130,plain,
( ~ situation(s0)
| situation(go(d,s0)) ),
inference(extension,[status(thm),parent(t128:2)],[go_situation]) ).
cnf(t131,plain,
$false,
inference(connection,[status(thm),parent(t130:1)],[t130:1,t128:2]) ).
cnf(t132,plain,
situation(s0),
inference(extension,[status(thm),parent(t130:2)],[initial_situation]) ).
cnf(t133,plain,
$false,
inference(connection,[status(thm),parent(t132:1)],[t132:1,t130:2]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : PLA002-2 : TPTP v9.3.1. Released v1.0.0.
% 0.00/0.03 This is a CNF_UNS_RFO_NEQ_NHN 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
% 0.11/0.37 % Computer : n007.cluster.edu
% 0.11/0.37 % Model : x86_64 x86_64
% 0.11/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.37 % Memory : 8046.5625MB
% 0.11/0.37 % OS : Linux 6.8.0-71-generic
% 0.11/0.37 % CPULimit : 300
% 0.11/0.37 % WCLimit : 300
% 0.11/0.37 % DateTime : Sat Sep 19 19:37:35 UTC 2026
% 0.11/0.37 % CPUTime :
% 30.26/30.53 % SZS status Unsatisfiable for theBenchmark
% 30.26/30.53 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------