has a difficult time shaking its blair witch project real-time roots 
(ROOT (VP (VBZ has) (NP (NP (DT a) (JJ difficult) (NN time)) (S (VP (VBG shaking) (NP (PRP$ its) (NML (JJ blair) (NN witch)) (NN project)) (NP (NML (JJ real) (HYPH -) (NN time)) (NNS roots)))))))
(ROOT (VP (VBZ ) (NP (NP (DT ) (JJ ) (NN )) (S (VP (VBG ) (NP (PRP$ ) (NML (JJ ) (NN )) (NN )) (NP (NML (JJ ) (HYPH ) (NN )) (NNS )))))))