a string of ensemble cast romances recently 
(ROOT (NP (NP (DT a) (NN string)) (PP (IN of) (NP (NML (NN ensemble) (NN cast)) (NNS romances))) (ADVP (RB recently))))
(ROOT (NP (NP (DT ) (NN )) (PP (IN ) (NP (NML (NN ) (NN )) (NNS ))) (ADVP (RB ))))