as the film lacks momentum and its position remains mostly undeterminable 
(ROOT (SBAR (IN as) (S (S (NP (DT the) (NN film)) (VP (VBZ lacks) (NP (NN momentum)))) (CC and) (S (NP (PRP$ its) (NN position)) (VP (VBZ remains) (ADJP (RB mostly) (JJ undeterminable)))))))
(ROOT (SBAR (IN ) (S (S (NP (DT ) (NN )) (VP (VBZ ) (NP (NN )))) (CC ) (S (NP (PRP$ ) (NN )) (VP (VBZ ) (ADJP (RB ) (JJ )))))))