an engrossing and grim portrait of hookers 
(ROOT (NP (NP (DT an) (ADJP (JJ engrossing) (CC and) (JJ grim)) (NN portrait)) (PP (IN of) (NP (NNS hookers)))))
(ROOT (NP (NP (DT ) (ADJP (JJ ) (CC ) (JJ )) (NN )) (PP (IN ) (NP (NNS )))))