a well-made pb & j sandwich 
(ROOT (NP (DT a) (ADJP (RB well) (HYPH -) (VBN made)) (NML (NN pb) (CC &) (NN j)) (NN sandwich)))
(ROOT (NP (DT ) (ADJP (RB ) (HYPH ) (VBN )) (NML (NN ) (CC ) (NN )) (NN )))