this is a film living far too much in its own head . 
(ROOT (S (NP (DT this)) (VP (VBZ is) (NP (NP (DT a) (NN film)) (VP (VBG living) (ADVP (RB far) (RB too) (RB much)) (PP (IN in) (NP (PRP$ its) (JJ own) (NN head)))))) (. .)))
(ROOT (S (NP (DT )) (VP (VBZ ) (NP (NP (DT ) (NN )) (VP (VBG ) (ADVP (RB ) (RB ) (RB )) (PP (IN ) (NP (PRP$ ) (JJ ) (NN )))))) (. )))