(S (S (BASENP (PRP He)) (VP (VBZ has) (NP (BASENP (JJ advanced) (NN prostate) (NN cancer)) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (VP (VBG spreading) (PP (IN through) (BASENP (PRPD his) (NN body)))))))))) (PERIOD .))