that flow through the hollywood pipeline without a hitch 
(ROOT (S (NP (DT that)) (VP (VB flow) (PP (IN through) (NP (DT the) (NNP hollywood) (NN pipeline))) (PP (IN without) (NP (DT a) (NN hitch))))))
(ROOT (S (NP (DT )) (VP (VB ) (PP (IN ) (NP (DT ) (NNP ) (NN ))) (PP (IN ) (NP (DT ) (NN ))))))