vincent became more and more abhorrent 
(ROOT (S (NP (NNP vincent)) (VP (VBD became) (ADJP (ADVP (RBR more) (CC and) (RBR more)) (JJ abhorrent)))))
(ROOT (S (NP (NNP )) (VP (VBD ) (ADJP (ADVP (RBR ) (CC ) (RBR )) (JJ )))))