nelson 's intentions are good , but 
(ROOT (S (NP (NP (NNP nelson) (POS 's)) (NNS intentions)) (VP (VP (VBP are) (ADJP (JJ good))) (, ,) (CC but))))
(ROOT (S (NP (NP (NNP ) (POS )) (NNS )) (VP (VP (VBP ) (ADJP (JJ ))) (, ) (CC ))))