directed the film from the back of a taxicab 
(ROOT (S (VP (VBN directed) (NP (DT the) (NN film)) (PP (IN from) (NP (NP (DT the) (NN back)) (PP (IN of) (NP (DT a) (NN taxicab))))))))
(ROOT (S (VP (VBN ) (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN ))))))))