lasting traces of charlotte 's web 
(ROOT (VP (VBG lasting) (NP (NP (NNS traces)) (PP (IN of) (NP (NP (NNP charlotte) (POS 's)) (NN web))))))
(ROOT (VP (VBG ) (NP (NP (NNS )) (PP (IN ) (NP (NP (NNP ) (POS )) (NN ))))))