%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : MSC001-1 : 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 : 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 08:50:54 AM UTC 2026
% Result : Unsatisfiable 1.66s 6.93s
% Output : Proof 1.66s
% Verified :
% SZS Type : Refutation
% Derivation depth : 4
% Number of leaves : 11
% Syntax : Number of clauses : 41 ( 24 unt; 2 nHn; 39 RR)
% Number of literals : 66 ( 0 equ; 27 neg)
% Maximal clause size : 3 ( 1 avg)
% Maximal term depth : 5 ( 2 avg)
% Number of predicates : 5 ( 4 usr; 1 prp; 0-3 aty)
% Number of functors : 10 ( 10 usr; 6 con; 0-2 aty)
% Number of variables : 25 ( 6 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(clause_2,axiom,
~ hold(thing(A),do(let_go,B)),
file('theBenchmark.p',clause_2) ).
cnf(clause_5,axiom,
at(hand,A,do(go(A),B)),
file('theBenchmark.p',clause_5) ).
cnf(clause_7,axiom,
( hold(thing(A),C)
| at(thing(A),B,C)
| ~ at(thing(A),B,do(go(B),C)) ),
file('theBenchmark.p',clause_7) ).
cnf(clause_8,axiom,
( hold(thing(taken(B)),do(pick_up,B))
| ~ at(thing(C),A,B)
| ~ at(hand,A,B) ),
file('theBenchmark.p',clause_8) ).
cnf(clause_9,axiom,
( at(thing(A),C,B)
| ~ at(hand,C,B)
| ~ hold(thing(A),B) ),
file('theBenchmark.p',clause_9) ).
cnf(clause_11,axiom,
( answer(B)
| ~ at(A,there,B)
| ~ red(A) ),
file('theBenchmark.p',clause_11) ).
cnf(clause_13,axiom,
( hold(thing(A),do(go(C),B))
| ~ hold(thing(A),B) ),
file('theBenchmark.p',clause_13) ).
cnf(clause_14,axiom,
( at(thing(taken(B)),A,B)
| ~ at(hand,A,B) ),
file('theBenchmark.p',clause_14) ).
cnf(clause_17,axiom,
( at(A,B,C)
| ~ at(A,B,do(let_go,C)) ),
file('theBenchmark.p',clause_17) ).
cnf(things_here_now_are_red,hypothesis,
( red(A)
| ~ at(A,here,now) ),
file('theBenchmark.p',things_here_now_are_red) ).
cnf(prove_there_is_a_red_thing,negated_conjecture,
~ answer(A),
file('theBenchmark.p',prove_there_is_a_red_thing) ).
cnf(t1,plain,
~ answer(do(go(there),do(pick_up,do(go(here),do(let_go,now))))),
inference(start,[status(thm),parent(0:0)],[prove_there_is_a_red_thing]) ).
cnf(t2,plain,
( ~ at(thing(taken(do(go(here),do(let_go,now)))),there,do(go(there),do(pick_up,do(go(here),do(let_go,now)))))
| ~ red(thing(taken(do(go(here),do(let_go,now)))))
| answer(do(go(there),do(pick_up,do(go(here),do(let_go,now))))) ),
inference(extension,[status(thm),parent(t1:1)],[clause_11]) ).
cnf(t3,plain,
$false,
inference(connection,[status(thm),parent(t2:1)],[t2:1,t1:1]) ).
cnf(t4,plain,
( ~ at(thing(taken(do(go(here),do(let_go,now)))),here,now)
| red(thing(taken(do(go(here),do(let_go,now))))) ),
inference(extension,[status(thm),parent(t2:2)],[things_here_now_are_red]) ).
cnf(t5,plain,
$false,
inference(connection,[status(thm),parent(t4:1)],[t4:1,t2:2]) ).
cnf(t6,plain,
( ~ at(thing(taken(do(go(here),do(let_go,now)))),here,do(let_go,now))
| at(thing(taken(do(go(here),do(let_go,now)))),here,now) ),
inference(extension,[status(thm),parent(t4:2)],[clause_17]) ).
cnf(t7,plain,
$false,
inference(connection,[status(thm),parent(t6:1)],[t6:1,t4:2]) ).
cnf(t8,plain,
( hold(thing(taken(do(go(here),do(let_go,now)))),do(let_go,now))
| ~ at(thing(taken(do(go(here),do(let_go,now)))),here,do(go(here),do(let_go,now)))
| at(thing(taken(do(go(here),do(let_go,now)))),here,do(let_go,now)) ),
inference(extension,[status(thm),parent(t6:2)],[clause_7]) ).
cnf(t9,plain,
$false,
inference(connection,[status(thm),parent(t8:1)],[t8:1,t6:2]) ).
cnf(t10,plain,
( ~ at(hand,here,do(go(here),do(let_go,now)))
| at(thing(taken(do(go(here),do(let_go,now)))),here,do(go(here),do(let_go,now))) ),
inference(extension,[status(thm),parent(t8:2)],[clause_14]) ).
cnf(t11,plain,
$false,
inference(connection,[status(thm),parent(t10:1)],[t10:1,t8:2]) ).
cnf(t12,plain,
at(hand,here,do(go(here),do(let_go,now))),
inference(extension,[status(thm),parent(t10:2)],[clause_5]) ).
cnf(t13,plain,
$false,
inference(connection,[status(thm),parent(t12:1)],[t12:1,t10:2]) ).
cnf(t14,plain,
~ hold(thing(taken(do(go(here),do(let_go,now)))),do(let_go,now)),
inference(extension,[status(thm),parent(t8:3)],[clause_2]) ).
cnf(t15,plain,
$false,
inference(connection,[status(thm),parent(t14:1)],[t14:1,t8:3]) ).
cnf(t16,plain,
( ~ at(hand,there,do(go(there),do(pick_up,do(go(here),do(let_go,now)))))
| ~ hold(thing(taken(do(go(here),do(let_go,now)))),do(go(there),do(pick_up,do(go(here),do(let_go,now)))))
| at(thing(taken(do(go(here),do(let_go,now)))),there,do(go(there),do(pick_up,do(go(here),do(let_go,now))))) ),
inference(extension,[status(thm),parent(t2:3)],[clause_9]) ).
cnf(t17,plain,
$false,
inference(connection,[status(thm),parent(t16:1)],[t16:1,t2:3]) ).
cnf(t18,plain,
( ~ hold(thing(taken(do(go(here),do(let_go,now)))),do(pick_up,do(go(here),do(let_go,now))))
| hold(thing(taken(do(go(here),do(let_go,now)))),do(go(there),do(pick_up,do(go(here),do(let_go,now))))) ),
inference(extension,[status(thm),parent(t16:2)],[clause_13]) ).
cnf(t19,plain,
$false,
inference(connection,[status(thm),parent(t18:1)],[t18:1,t16:2]) ).
cnf(t20,plain,
( ~ at(thing(taken(do(go(here),do(let_go,now)))),here,do(go(here),do(let_go,now)))
| ~ at(hand,here,do(go(here),do(let_go,now)))
| hold(thing(taken(do(go(here),do(let_go,now)))),do(pick_up,do(go(here),do(let_go,now)))) ),
inference(extension,[status(thm),parent(t18:2)],[clause_8]) ).
cnf(t21,plain,
$false,
inference(connection,[status(thm),parent(t20:1)],[t20:1,t18:2]) ).
cnf(t22,plain,
at(hand,here,do(go(here),do(let_go,now))),
inference(extension,[status(thm),parent(t20:2)],[clause_5]) ).
cnf(t23,plain,
$false,
inference(connection,[status(thm),parent(t22:1)],[t22:1,t20:2]) ).
cnf(l11,lemma,
at(hand,here,do(go(here),do(let_go,now))),
inference(lemma,[status(cth),parent(t20:2),below(t18:2)],[t20:2]) ).
cnf(t24,plain,
( ~ at(hand,here,do(go(here),do(let_go,now)))
| at(thing(taken(do(go(here),do(let_go,now)))),here,do(go(here),do(let_go,now))) ),
inference(extension,[status(thm),parent(t20:3)],[clause_14]) ).
cnf(t25,plain,
$false,
inference(connection,[status(thm),parent(t24:1)],[t24:1,t20:3]) ).
cnf(t26,plain,
at(hand,here,do(go(here),do(let_go,now))),
inference(lemma_extension,[status(thm),parent(t24:2)],[l11:1]) ).
cnf(t27,plain,
$false,
inference(connection,[status(thm),parent(t26:1)],[t26:1,t24:2]) ).
cnf(t28,plain,
at(hand,there,do(go(there),do(pick_up,do(go(here),do(let_go,now))))),
inference(extension,[status(thm),parent(t16:3)],[clause_5]) ).
cnf(t29,plain,
$false,
inference(connection,[status(thm),parent(t28:1)],[t28:1,t16:3]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : MSC001-1 : 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
% 0.11/5.37 % Computer : n026.cluster.edu
% 0.11/5.37 % Model : x86_64 x86_64
% 0.11/5.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/5.37 % Memory : 8046.5625MB
% 0.11/5.37 % OS : Linux 6.8.0-71-generic
% 0.11/5.37 % CPULimit : 300
% 0.11/5.37 % WCLimit : 300
% 0.11/5.37 % DateTime : Sat Sep 19 16:24:42 UTC 2026
% 0.11/5.37 % CPUTime :
% 1.66/6.93 % SZS status Unsatisfiable for theBenchmark
% 1.66/6.93 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------