Maybe I am too.
( Maybe ( I ( ( am too ) . ) ) )
(ROOT (S (ADVP (RB Maybe)) (NP (PRP I)) (VP (VBP am) (ADVP (RB too))) (. .)))
I'm definitely not.
( I ( ( ( 'm definitely ) not ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP 'm) (ADVP (RB definitely)) (ADVP (RB not))) (. .)))