it looks as though jay roach directed the film from the back of a taxicab 
(ROOT (S (NP (PRP it)) (VP (VBZ looks) (SBAR (IN as) (IN though) (S (NP (NN jay) (NN roach)) (VP (VBD 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 (NP (PRP )) (VP (VBZ ) (SBAR (IN ) (IN ) (S (NP (NN ) (NN )) (VP (VBD ) (NP (DT ) (NN )) (PP (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))))))))))