of paint-by-number romantic comedies 
(ROOT (PP (IN of) (NP (NML (NML (NN paint)) (HYPH -) (PP (IN by) (HYPH -) (NP (NN number)))) (JJ romantic) (NNS comedies))))
(ROOT (PP (IN ) (NP (NML (NML (NN )) (HYPH ) (PP (IN ) (HYPH ) (NP (NN )))) (JJ ) (NNS ))))