it 's an effort to watch this movie 
(ROOT (S (NP (NP (PRP it))) (VP (VBZ 's) (NP (DT an) (NN effort)) (S (VP (TO to) (VP (VB watch) (NP (DT this) (NN movie))))))))
(ROOT (S (NP (NP (PRP ))) (VP (VBZ ) (NP (DT ) (NN )) (S (VP (TO ) (VP (VB ) (NP (DT ) (NN ))))))))