( ( ( The ( ( most common ) cancer ) ) ( for men ) ) ( ( is ( prostate cancer ) ) . ) )
(ROOT (S (NP (NP (DT The) (ADJP (RBS most) (JJ common)) (NN cancer)) (PP (IN for) (NP (NNS men)))) (VP (VBZ is) (NP (NN prostate) (NN cancer))) (. .)))
The most common cancer for men is prostate cancer.
(ROOT (S (NP (JJ Prostate) (NN cancer)) (VP (VBZ is) (NP (NP (DT the) (ADJP (RBS most) (JJ common)) (NN type)) (PP (IN of) (NP (NP (NN cancer)) (PP (IN in) (NP (JJ adult) (NNS males))))))) (. .)))