%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : NLP141-1 : TPTP v9.3.1. Released v2.4.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /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 : Thu Sep 24 01:32:46 PM UTC 2026
% Result : Unsatisfiable 0.18s 0.49s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.05 % Problem : NLP141-1 : TPTP v9.3.1. Released v2.4.0.
% 0.00/0.07 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.18/0.44 % Computer : n014.cluster.edu
% 0.18/0.44 % Model : x86_64 x86_64
% 0.18/0.44 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.18/0.44 % Memory : 8046.5625MB
% 0.18/0.44 % OS : Linux 6.8.0-71-generic
% 0.18/0.44 % CPULimit : 300
% 0.18/0.44 % WCLimit : 300
% 0.18/0.44 % DateTime : Mon Sep 21 01:43:19 UTC 2026
% 0.18/0.44 % CPUTime :
% 0.18/0.46 % Drodi V4.1.1
% 0.18/0.49 % Refutation found
% 0.18/0.49 % SZS status Unsatisfiable for theBenchmark: Theory is unsatisfiable
% 0.18/0.49 % SZS output start CNFRefutation for theBenchmark
% 0.18/0.49 fof(f2,axiom,(
% 0.18/0.49 (![U,V]: (( ~ fellow(U,V)| man(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f14,axiom,(
% 0.18/0.49 (![U,V]: (( ~ man(U,V)| male(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f30,axiom,(
% 0.18/0.49 (![U,V]: (( ~ instrumentality(U,V)| artifact(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f31,axiom,(
% 0.18/0.49 (![U,V]: (( ~ artifact(U,V)| object(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f35,axiom,(
% 0.18/0.49 (![U,V]: (( ~ object(U,V)| unisex(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f48,axiom,(
% 0.18/0.49 (![U,V]: (( ~ frontseat(U,V)| seat(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f49,axiom,(
% 0.18/0.49 (![U,V]: (( ~ seat(U,V)| furniture(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f50,axiom,(
% 0.18/0.49 (![U,V]: (( ~ furniture(U,V)| instrumentality(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f52,axiom,(
% 0.18/0.49 (![U,V]: (( ~ male(U,V)| ~ unisex(U,V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f59,axiom,(
% 0.18/0.49 (![U,V,W,X]: (( ~ be(U,V,W,X)| W = X ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f60,axiom,(
% 0.18/0.49 (![U,V]: (( ~ two(U,V)| member(U,skf10(V,U),V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f61,axiom,(
% 0.18/0.49 (![U,V]: (( ~ two(U,V)| member(U,skf8(V,U),V) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f75,negated_conjecture,(
% 0.18/0.49 two(skc6,skc7) ),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f88,negated_conjecture,(
% 0.18/0.49 (![U]: (( ~ member(skc6,U,skc7)| fellow(skc6,U) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f89,negated_conjecture,(
% 0.18/0.49 (![U,V]: (( ~ member(skc6,U,skc7)| frontseat(skc6,skf5(V)) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f92,negated_conjecture,(
% 0.18/0.49 (![U]: (( ~ member(skc6,U,skc7)| be(skc6,skf6(U),U,skf5(U)) ) ))),
% 0.18/0.49 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.18/0.49 fof(f94,plain,(
% 0.18/0.49 ![X0,X1]: (~fellow(X0,X1)|man(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f2])).
% 0.18/0.49 fof(f106,plain,(
% 0.18/0.49 ![X0,X1]: (~man(X0,X1)|male(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f14])).
% 0.18/0.49 fof(f122,plain,(
% 0.18/0.49 ![X0,X1]: (~instrumentality(X0,X1)|artifact(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f30])).
% 0.18/0.49 fof(f123,plain,(
% 0.18/0.49 ![X0,X1]: (~artifact(X0,X1)|object(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f31])).
% 0.18/0.49 fof(f127,plain,(
% 0.18/0.49 ![X0,X1]: (~object(X0,X1)|unisex(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f35])).
% 0.18/0.49 fof(f140,plain,(
% 0.18/0.49 ![X0,X1]: (~frontseat(X0,X1)|seat(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f48])).
% 0.18/0.49 fof(f141,plain,(
% 0.18/0.49 ![X0,X1]: (~seat(X0,X1)|furniture(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f49])).
% 0.18/0.49 fof(f142,plain,(
% 0.18/0.49 ![X0,X1]: (~furniture(X0,X1)|instrumentality(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f50])).
% 0.18/0.49 fof(f144,plain,(
% 0.18/0.49 ![X0,X1]: (~male(X0,X1)|~unisex(X0,X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f52])).
% 0.18/0.49 fof(f151,plain,(
% 0.18/0.49 ![W,X]: ((![U,V]: ~be(U,V,W,X))|W=X)),
% 0.18/0.49 inference(miniscoping,[status(thm)],[f59])).
% 0.18/0.49 fof(f152,plain,(
% 0.18/0.49 ![X0,X1,X2,X3]: (~be(X0,X1,X2,X3)|X2=X3)),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f151])).
% 0.18/0.49 fof(f153,plain,(
% 0.18/0.49 ![X0,X1]: (~two(X0,X1)|member(X0,skf10(X1,X0),X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f60])).
% 0.18/0.49 fof(f154,plain,(
% 0.18/0.49 ![X0,X1]: (~two(X0,X1)|member(X0,skf8(X1,X0),X1))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f61])).
% 0.18/0.49 fof(f172,plain,(
% 0.18/0.49 two(skc6,skc7)),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f75])).
% 0.18/0.49 fof(f185,plain,(
% 0.18/0.49 ![X0]: (~member(skc6,X0,skc7)|fellow(skc6,X0))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f88])).
% 0.18/0.49 fof(f186,plain,(
% 0.18/0.49 (![U]: ~member(skc6,U,skc7))|(![V]: frontseat(skc6,skf5(V)))),
% 0.18/0.49 inference(miniscoping,[status(thm)],[f89])).
% 0.18/0.49 fof(f187,plain,(
% 0.18/0.49 ![X0,X1]: (~member(skc6,X0,skc7)|frontseat(skc6,skf5(X1)))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f186])).
% 0.18/0.49 fof(f192,plain,(
% 0.18/0.49 ![X0]: (~member(skc6,X0,skc7)|be(skc6,skf6(X0),X0,skf5(X0)))),
% 0.18/0.49 inference(cnf_transformation,[status(thm)],[f92])).
% 0.18/0.49 fof(f193,definition,(
% 0.18/0.49 ![X0]: (sQ0_spl <=> (~member(skc6,X0,skc7)))),
% 0.18/0.49 introduced(definition,[new_symbols(definition,[sQ0_spl])],[split_symbol_definition])).
% 0.18/0.49 fof(f194,plain,(
% 0.18/0.49 ![X0]: (~member(skc6,X0,skc7)|~sQ0_spl)),
% 0.18/0.49 inference(component_clause,[status(thm)],[f193])).
% 0.18/0.49 fof(f196,definition,(
% 0.18/0.49 ![X1]: (sQ1_spl <=> (frontseat(skc6,skf5(X1))))),
% 0.18/0.49 introduced(definition,[new_symbols(definition,[sQ1_spl])],[split_symbol_definition])).
% 0.18/0.49 fof(f197,plain,(
% 0.18/0.49 ![X0]: (frontseat(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(component_clause,[status(thm)],[f196])).
% 0.18/0.49 fof(f199,plain,(
% 0.18/0.49 sQ0_spl|sQ1_spl),
% 0.18/0.49 inference(split_clause,[status(thm)],[f187,f193,f196])).
% 0.18/0.49 fof(f288,plain,(
% 0.18/0.49 member(skc6,skf10(skc7,skc6),skc7)),
% 0.18/0.49 inference(resolution,[status(thm)],[f153,f172])).
% 0.18/0.49 fof(f289,plain,(
% 0.18/0.49 $false|~sQ0_spl),
% 0.18/0.49 inference(forward_subsumption_resolution,[status(thm)],[f288,f194])).
% 0.18/0.49 fof(f290,plain,(
% 0.18/0.49 ~sQ0_spl),
% 0.18/0.49 inference(contradiction_clause,[status(thm)],[f289])).
% 0.18/0.49 fof(f291,plain,(
% 0.18/0.49 member(skc6,skf8(skc7,skc6),skc7)),
% 0.18/0.49 inference(resolution,[status(thm)],[f154,f172])).
% 0.18/0.49 fof(f292,plain,(
% 0.18/0.49 ![X0]: (seat(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f197,f140])).
% 0.18/0.49 fof(f295,plain,(
% 0.18/0.49 ![X0]: (furniture(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f292,f141])).
% 0.18/0.49 fof(f320,plain,(
% 0.18/0.49 ![X0]: (instrumentality(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f295,f142])).
% 0.18/0.49 fof(f323,plain,(
% 0.18/0.49 fellow(skc6,skf8(skc7,skc6))),
% 0.18/0.49 inference(resolution,[status(thm)],[f291,f185])).
% 0.18/0.49 fof(f324,plain,(
% 0.18/0.49 be(skc6,skf6(skf8(skc7,skc6)),skf8(skc7,skc6),skf5(skf8(skc7,skc6)))),
% 0.18/0.49 inference(resolution,[status(thm)],[f291,f192])).
% 0.18/0.49 fof(f358,plain,(
% 0.18/0.49 ![X0]: (artifact(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f320,f122])).
% 0.18/0.49 fof(f372,plain,(
% 0.18/0.49 skf8(skc7,skc6)=skf5(skf8(skc7,skc6))),
% 0.18/0.49 inference(resolution,[status(thm)],[f324,f152])).
% 0.18/0.49 fof(f374,plain,(
% 0.18/0.49 man(skc6,skf8(skc7,skc6))),
% 0.18/0.49 inference(resolution,[status(thm)],[f323,f94])).
% 0.18/0.49 fof(f375,plain,(
% 0.18/0.49 ![X0]: (object(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f358,f123])).
% 0.18/0.49 fof(f390,plain,(
% 0.18/0.49 ![X0]: (unisex(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f375,f127])).
% 0.18/0.49 fof(f447,plain,(
% 0.18/0.49 ![X0]: (~male(skc6,skf5(X0))|~sQ1_spl)),
% 0.18/0.49 inference(resolution,[status(thm)],[f390,f144])).
% 0.18/0.49 fof(f462,plain,(
% 0.18/0.49 male(skc6,skf8(skc7,skc6))),
% 0.18/0.49 inference(resolution,[status(thm)],[f374,f106])).
% 0.18/0.49 fof(f473,plain,(
% 0.18/0.49 ~male(skc6,skf8(skc7,skc6))|~sQ1_spl),
% 0.18/0.49 inference(paramodulation,[status(thm)],[f372,f447])).
% 0.18/0.49 fof(f475,plain,(
% 0.18/0.49 $false|~sQ1_spl),
% 0.18/0.49 inference(forward_subsumption_resolution,[status(thm)],[f473,f462])).
% 0.18/0.49 fof(f476,plain,(
% 0.18/0.49 ~sQ1_spl),
% 0.18/0.49 inference(contradiction_clause,[status(thm)],[f475])).
% 0.18/0.49 fof(f477,plain,(
% 0.18/0.49 $false),
% 0.18/0.49 inference(sat_refutation,[status(thm)],[f199,f290,f476])).
% 0.18/0.49 % SZS output end CNFRefutation for theBenchmark.p
% 0.24/0.56 % Elapsed time: 0.102698 seconds
% 0.24/0.56 % CPU time: 0.144195 seconds
% 0.24/0.56 % Total memory used: 16.157 MB
% 0.24/0.56 % Net memory used: 16.148 MB
%------------------------------------------------------------------------------