it worth checking out at theaters 
(ROOT (NP (NP (PRP it)) (PP (JJ worth) (S (VP (VBG checking) (PRT (RP out)) (PP (IN at) (NP (NNS theaters))))))))
(ROOT (NP (NP (PRP )) (PP (JJ ) (S (VP (VBG ) (PRT (RP )) (PP (IN ) (NP (NNS ))))))))