the film 's ending has a `` what was it all for 
(ROOT (S (NP (NP (DT the) (NN film) (POS 's)) (NN ending)) (VP (VBZ has) (NP (DT a) (`` ``) (SBARQ (WHNP (WP what)) (SQ (VBD was) (NP (NP (PRP it)) (NP (DT all))) (PP (IN for))))))))
(ROOT (S (NP (NP (DT ) (NN ) (POS )) (NN )) (VP (VBZ ) (NP (DT ) (`` ) (SBARQ (WHNP (WP )) (SQ (VBD ) (NP (NP (PRP )) (NP (DT ))) (PP (IN ))))))))