wilde 's play is a masterpiece of elegant wit and artifice . 
(ROOT (S (NP (NP (NNP wilde) (POS 's)) (NN play)) (VP (VBZ is) (NP (NP (DT a) (NN masterpiece)) (PP (IN of) (NP (JJ elegant) (NN wit) (CC and) (NN artifice))))) (. .)))
(ROOT (S (NP (NP (NNP ) (POS )) (NN )) (VP (VBZ ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NN ) (CC ) (NN ))))) (. )))