(S (S (NP (BASENP (DT The) (NN book) (NN Game) (NN Change)) (VP (VBN published) (BASENP (NN today)))) (COMMA ,) (VP (ADVP (RB also)) (VP (VBZ says) (SBAR (IN that) (S (S (BASENP (NNP New) (NNP York) (NNP Senator) (NNP Chuck) (NNP Schumer)) (VP (VBD encouraged) (S (BASENP (NNP Barack) (NNP Obama)) (VP (TO to) (VP (VB run) (PP (IN in) (BASENP (JJ early) (NN 2006)))))))) (COMMA ,) (SBAR (RB even) (SBAR (IN though) (S (BASENP (PRP he)) (VP (ADVP (RB later)) (VP (VBD endorsed) (BASENP (PRPD his) (JJ former) (NN colleague) (NNP Hillary) (NNP Clinton)))))))))))) (PERIOD .))