(S (S (BASENP (DT The) (JJ secret) (NN network)) (VP (VBZ is) (NP (BASENP (DT a) (NN component)) (PP (IN of) (NP (BASENP (DT the) (NNP HSIN)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (NP (BASENP (DT the) (JJ primary) (NN conduit)) (SBAR (IN for) (S (BASENP (NNP DHS)) (VP (TO to) (VP (VP (VB share) (NP (BASENP (NN information)) (PP (IN on) (NP (NP (BASENP (NN terrorist) (NNS threats)) (COMMA ,) (BASENP (JJ suspicious) (NN activity))) (CC and) (BASENP (NN incident) (NN management)))))) (PP (IN with) (NP (NP (NP (BASENP (NN state)) (COMMA ,) (BASENP (NN local))) (COMMA ,) (BASENP (NN tribal))) (CC and) (BASENP (JJ private-sector) (NNS officials))))))))))))))))) (PERIOD .))