running time , you 'll wait in vain for a movie to happen . 
(ROOT (S (S (VP (VBG running) (NP (NN time)))) (, ,) (NP (PRP you)) (VP (MD 'll) (VP (VB wait) (PP (IN in) (NP (NN vain))) (SBAR (IN for) (S (NP (DT a) (NN movie)) (VP (TO to) (VP (VB happen))))))) (. .)))
(ROOT (S (S (VP (VBG ) (NP (NN )))) (, ) (NP (PRP )) (VP (MD ) (VP (VB ) (PP (IN ) (NP (NN ))) (SBAR (IN ) (S (NP (DT ) (NN )) (VP (TO ) (VP (VB ))))))) (. )))