(S (S (BASENP (NNP Sec) (PERIOD .) (NNP Gates)) (VP (ADVP (RB also)) (VP (VBD said) (SBAR (SBAR (IN that) (S (NP (BASENP (DT the) (NN duration)) (PP (IN of) (BASENP (DT the) (NN troop) (NN increase)))) (VP (VP (VBZ is) (RB not)) (ADJP (JJ clear))))) (CC and) (SBAR (IN that) (S (S (VP (VBG evaluating) (SBAR (IN whether) (S (NP (BASENP (DT the) (NNP Administration) (POS 's)) (BASENP (JJ new) (NN strategy))) (VP (VBD was) (VP (VBG working))))))) (VP (MD will) (VP (VB have) (S (VP (TO to) (VP (VB wait) (PP (IN till) (BASENP (NN mid-summer)))))))))))))) (PERIOD .))