donovan ... squanders his main asset , 
(ROOT (S (NP (NNP donovan)) (, ...) (VP (VBZ squanders) (NP (PRP$ his) (JJ main) (NN asset))) (, ,)))
(ROOT (S (NP (NNP )) (, ) (VP (VBZ ) (NP (PRP$ ) (JJ ) (NN ))) (, )))