You will find a number of Mary's personal effects on display.
( You ( ( will ( ( find ( ( a number ) ( of ( ( Mary 's ) ( personal effects ) ) ) ) ) ( on display ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD will) (VP (VB find) (NP (NP (DT a) (NN number)) (PP (IN of) (NP (NP (NNP Mary) (POS 's)) (JJ personal) (NNS effects)))) (PP (IN on) (NP (NN display))))) (. .)))
You can not find Mary's personal effects on display.
( You ( ( ( can not ) ( ( find ( ( Mary 's ) ( personal effects ) ) ) ( on display ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD can) (RB not) (VP (VB find) (NP (NP (NNP Mary) (POS 's)) (JJ personal) (NNS effects)) (PP (IN on) (NP (NN display))))) (. .)))