is drowned out by director jon purdy 's sledgehammer sap 
(ROOT (S (VP (VBZ is) (VP (VBN drowned) (PRT (RP out)) (PP (IN by) (NP (NP (NN director) (NNP jon) (NNP purdy) (POS 's)) (NN sledgehammer) (NN sap)))))))
(ROOT (S (VP (VBZ ) (VP (VBN ) (PRT (RP )) (PP (IN ) (NP (NP (NN ) (NNP ) (NNP ) (POS )) (NN ) (NN )))))))