(S (S (BASENP (DT The) (NNP World) (NNP Health) (NNP Organisation)) (VP (VBZ says) (SBAR (S (BASENP (JJ Chinese) (JJ smoking-related) (NNS deaths)) (VP (VBP account) (PP (IN for) (NP (BASENP (QP (NN one) (JJ fifth))) (PP (IN of) (NP (NP (BASENP (NNS deaths)) (PP (IN from) (BASENP (NN smoking)))) (ADVP (RB world-wide))))))))))) (PERIOD .))