(S (S (S (PP (IN For) (BASENP (NNP Obama))) (COMMA ,) (S (BASENP (PRP it)) (VP (VBD was) (BASENP (PRPD his) (NN drug) (NN use))))) (COMMA ,) (S (PP (IN for) (BASENP (NNP McCain))) (S (BASENP (PRP it)) (VP (VBD was) (BASENP (PRPD his) (VBN failed) (JJ first) (NN marriage)))))) (PERIOD .))