(S (S (PP (VBG According) (PP (TO to) (BASENP (DT a) (JJ recent) (NN interview)))) (COMMA ,) (S (BASENP (NNP Rolling) (NNP Stones) (NN guitarist) (NNP Keith) (NNP Richards)) (VP (VBZ is) (VP (VBN said) (S (VP (TO to) (VP (VB have) (VP (VBN snorted) (NP (NP (BASENP (PRPD his) (JJ late) (NN father) (POS 's)) (NNS ashes)) (VP (VBN mixed) (PP (IN with) (BASENP (NN cocaine))))))))))))) (PERIOD .))