(S (S (NP (BASENP (DT The) (NN principle)) (PP (IN of) (S (VP (VBG retaining) (BASENP (DT a) (JJ nuclear) (NN deterrent)))))) (VP (VP (MD will) (VP (VB be) (VP (VP (VP (VBN put) (PP (TO to) (BASENP (DT the) (NN vote)))) (PP (IN in) (NP (BASENP (DT the) (NNP House)) (PP (IN of) (BASENP (NNPS Commons)))))) (BASENP (JJ next) (NN year))))) (CC and) (VP (PRN (COMMA ,) (SBAR (IN although) (S (BASENP (PRP it)) (VP (MD may) (VP (VB split) (BASENP (DT the) (NNP Labor) (NNP Party)))))) (COMMA ,)) (VP (VBZ is) (ADJP (JJ likely) (S (VP (TO to) (VP (VB be) (VP (VBN carried) (PP (IN with) (NP (BASENP (DT the) (NN support)) (PP (IN of) (BASENP (DT the) (NNP Conservative) (NN opposition)))))))))))))) (PERIOD .))