%------------------------------------------------------------------------------
% File : Drodi-SAT---4.1.1
% Problem : SWB008+2 : TPTP v9.3.1. Released v5.2.0.
% Transfm : none
% Format : tptp:raw
% Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/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 02:37:25 PM UTC 2026
% Result : Theorem 0.08s 5.39s
% Output : Assurance 0s
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SWB008+2 : TPTP v9.3.1. Released v5.2.0.
% 0.00/0.04 % Command : drodi -satmode(on) -timeout(300) /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.08/5.36 % Computer : n026.cluster.edu
% 0.08/5.36 % Model : x86_64 x86_64
% 0.08/5.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/5.36 % Memory : 8046.5625MB
% 0.08/5.36 % OS : Linux 6.8.0-71-generic
% 0.08/5.36 % CPULimit : 300
% 0.08/5.36 % WCLimit : 300
% 0.08/5.36 % DateTime : Mon Sep 21 07:40:28 UTC 2026
% 0.08/5.36 % CPUTime :
% 0.08/5.38 % Drodi V4.1.1
% 0.08/5.39 % Refutation found
% 0.08/5.39 % SZS status Theorem for theBenchmark: Theorem is valid
% 0.08/5.39 % SZS output start CNFRefutation for theBenchmark
% 0.08/5.39 fof(f1,axiom,(
% 0.08/5.39 (! [X,C] :( iext(uri_rdf_type,X,C)<=> icext(C,X) ) )),
% 0.08/5.39 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.08/5.39 fof(f2,axiom,(
% 0.08/5.39 (! [X,Y] :( iext(uri_owl_sameAs,X,Y)<=> X = Y ) )),
% 0.08/5.39 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.08/5.39 fof(f3,axiom,(
% 0.08/5.39 (! [P] :( icext(uri_owl_InverseFunctionalProperty,P)<=> ( ip(P)& (! [X1,X2,Y] :( ( iext(P,X1,Y)& iext(P,X2,Y) )=> X1 = X2 ) )) ) )),
% 0.08/5.39 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.08/5.39 fof(f4,conjecture,(
% 0.08/5.39 iext(uri_owl_sameAs,uri_ex_bob,uri_ex_robert) ),
% 0.08/5.39 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.08/5.39 fof(f5,negated_conjecture,(
% 0.08/5.39 ~(iext(uri_owl_sameAs,uri_ex_bob,uri_ex_robert) )),
% 0.08/5.39 inference(negated_conjecture,[status(cth)],[f4])).
% 0.08/5.39 fof(f6,axiom,(
% 0.08/5.39 ( iext(uri_rdf_type,uri_foaf_mbox_sha1sum,uri_owl_DatatypeProperty)& iext(uri_rdf_type,uri_foaf_mbox_sha1sum,uri_owl_InverseFunctionalProperty)& iext(uri_foaf_mbox_sha1sum,uri_ex_bob,literal_plain(dat_str_xyz))& iext(uri_foaf_mbox_sha1sum,uri_ex_robert,literal_plain(dat_str_xyz)) ) ),
% 0.08/5.39 file('/export/starexec/sandbox/benchmark/theBenchmark.p')).
% 0.08/5.39 fof(f7,plain,(
% 0.08/5.39 ![X,C]: ((~iext(uri_rdf_type,X,C)|icext(C,X))&(iext(uri_rdf_type,X,C)|~icext(C,X)))),
% 0.08/5.39 inference(NNF_transformation,[status(thm)],[f1])).
% 0.08/5.39 fof(f8,plain,(
% 0.08/5.39 (![X,C]: (~iext(uri_rdf_type,X,C)|icext(C,X)))&(![X,C]: (iext(uri_rdf_type,X,C)|~icext(C,X)))),
% 0.08/5.39 inference(miniscoping,[status(thm)],[f7])).
% 0.08/5.39 fof(f9,plain,(
% 0.08/5.39 ![X0,X1]: (~iext(uri_rdf_type,X0,X1)|icext(X1,X0))),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f8])).
% 0.08/5.39 fof(f11,plain,(
% 0.08/5.39 ![X,Y]: ((~iext(uri_owl_sameAs,X,Y)|X=Y)&(iext(uri_owl_sameAs,X,Y)|~X=Y))),
% 0.08/5.39 inference(NNF_transformation,[status(thm)],[f2])).
% 0.08/5.39 fof(f12,plain,(
% 0.08/5.39 (![X,Y]: (~iext(uri_owl_sameAs,X,Y)|X=Y))&(![X,Y]: (iext(uri_owl_sameAs,X,Y)|~X=Y))),
% 0.08/5.39 inference(miniscoping,[status(thm)],[f11])).
% 0.08/5.39 fof(f14,plain,(
% 0.08/5.39 ![X0,X1]: (iext(uri_owl_sameAs,X0,X1)|~X0=X1)),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f12])).
% 0.08/5.39 fof(f15,plain,(
% 0.08/5.39 ![P]: (icext(uri_owl_InverseFunctionalProperty,P)<=>(ip(P)&(![X1,X2,Y]: ((~iext(P,X1,Y)|~iext(P,X2,Y))|X1=X2))))),
% 0.08/5.39 inference(pre_NNF_transformation,[status(thm)],[f3])).
% 0.08/5.39 fof(f16,plain,(
% 0.08/5.39 ![P]: ((~icext(uri_owl_InverseFunctionalProperty,P)|(ip(P)&(![X1,X2,Y]: ((~iext(P,X1,Y)|~iext(P,X2,Y))|X1=X2))))&(icext(uri_owl_InverseFunctionalProperty,P)|(~ip(P)|(?[X1,X2,Y]: ((iext(P,X1,Y)&iext(P,X2,Y))&~X1=X2)))))),
% 0.08/5.39 inference(NNF_transformation,[status(thm)],[f15])).
% 0.08/5.39 fof(f17,plain,(
% 0.08/5.39 (![P]: (~icext(uri_owl_InverseFunctionalProperty,P)|(ip(P)&(![X1,X2]: ((![Y]: (~iext(P,X1,Y)|~iext(P,X2,Y)))|X1=X2)))))&(![P]: (icext(uri_owl_InverseFunctionalProperty,P)|(~ip(P)|(?[X1,X2]: ((?[Y]: (iext(P,X1,Y)&iext(P,X2,Y)))&~X1=X2)))))),
% 0.08/5.39 inference(miniscoping,[status(thm)],[f16])).
% 0.08/5.39 fof(f18,plain,(
% 0.08/5.39 (![P]: (~icext(uri_owl_InverseFunctionalProperty,P)|(ip(P)&(![X1,X2]: ((![Y]: (~iext(P,X1,Y)|~iext(P,X2,Y)))|X1=X2)))))&(![P]: (icext(uri_owl_InverseFunctionalProperty,P)|(~ip(P)|((iext(P,sK0_skl(P),sK2_skl(P))&iext(P,sK1_skl(P),sK2_skl(P)))&~sK0_skl(P)=sK1_skl(P)))))),
% 0.08/5.39 inference(skolemize,[status(esa),new_symbols(skolem,[sK0_skl,sK1_skl,sK2_skl]),skolemize(X1,sK0_skl(P)),skolemize(X2,sK1_skl(P)),skolemize(Y,sK2_skl(P))],[f17])).
% 0.08/5.39 fof(f20,plain,(
% 0.08/5.39 ![X0,X1,X2,X3]: (~icext(uri_owl_InverseFunctionalProperty,X0)|~iext(X0,X1,X2)|~iext(X0,X3,X2)|X1=X3)),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f18])).
% 0.08/5.39 fof(f24,plain,(
% 0.08/5.39 ~iext(uri_owl_sameAs,uri_ex_bob,uri_ex_robert)),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f5])).
% 0.08/5.39 fof(f26,plain,(
% 0.08/5.39 iext(uri_rdf_type,uri_foaf_mbox_sha1sum,uri_owl_InverseFunctionalProperty)),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f6])).
% 0.08/5.39 fof(f27,plain,(
% 0.08/5.39 iext(uri_foaf_mbox_sha1sum,uri_ex_bob,literal_plain(dat_str_xyz))),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f6])).
% 0.08/5.39 fof(f28,plain,(
% 0.08/5.39 iext(uri_foaf_mbox_sha1sum,uri_ex_robert,literal_plain(dat_str_xyz))),
% 0.08/5.39 inference(cnf_transformation,[status(thm)],[f6])).
% 0.08/5.39 fof(f29,plain,(
% 0.08/5.39 ![X0]: (iext(uri_owl_sameAs,X0,X0))),
% 0.08/5.39 inference(destructive_equality_resolution,[status(thm)],[f14])).
% 0.08/5.39 fof(f31,plain,(
% 0.08/5.39 icext(uri_owl_InverseFunctionalProperty,uri_foaf_mbox_sha1sum)),
% 0.08/5.39 inference(resolution,[status(thm)],[f9,f26])).
% 0.08/5.39 fof(f35,plain,(
% 0.08/5.39 ![X0,X1,X2]: (~iext(uri_foaf_mbox_sha1sum,X0,X1)|~iext(uri_foaf_mbox_sha1sum,X2,X1)|X0=X2)),
% 0.08/5.39 inference(resolution,[status(thm)],[f20,f31])).
% 0.08/5.39 fof(f37,plain,(
% 0.08/5.39 ![X0]: (~iext(uri_foaf_mbox_sha1sum,X0,literal_plain(dat_str_xyz))|X0=uri_ex_robert)),
% 0.08/5.39 inference(resolution,[status(thm)],[f35,f28])).
% 0.08/5.39 fof(f40,plain,(
% 0.08/5.39 uri_ex_bob=uri_ex_robert),
% 0.08/5.39 inference(resolution,[status(thm)],[f37,f27])).
% 0.08/5.39 fof(f42,plain,(
% 0.08/5.39 ~iext(uri_owl_sameAs,uri_ex_robert,uri_ex_robert)),
% 0.08/5.39 inference(backward_demodulation,[status(thm)],[f40,f24])).
% 0.08/5.39 fof(f44,plain,(
% 0.08/5.39 $false),
% 0.08/5.39 inference(forward_subsumption_resolution,[status(thm)],[f42,f29])).
% 0.08/5.39 % SZS output end CNFRefutation for theBenchmark.p
% 0.14/5.41 % Elapsed time: 0.042389 seconds
% 0.14/5.41 % CPU time: 0.123954 seconds
% 0.14/5.41 % Total memory used: 47.584 MB
% 0.14/5.41 % Net memory used: 47.334 MB
%------------------------------------------------------------------------------