(S (S (BASENP (NNP HMS) (NNP Tireless)) (VP (VP (VBZ is) (BASENP (DT a) (JJ hunter-killer) (NN submarine))) (CC and) (VP (VP (VBZ does) (RB not)) (VP (VB carry) (BASENP (JJ nuclear) (NNS missiles)))))) (PERIOD .))