 Oh, you want a cracker! 
( Oh ( , ( you ( ( want ( a cracker ) ) ! ) ) ) )
(ROOT (S (INTJ (UH Oh)) (, ,) (NP (PRP you)) (VP (VBP want) (NP (DT a) (NN cracker))) (. !)))
Oh, you want a cracker too!
( Oh ( , ( you ( ( ( want ( a cracker ) ) too ) ! ) ) ) )
(ROOT (S (INTJ (UH Oh)) (, ,) (NP (PRP you)) (VP (VBP want) (NP (DT a) (NN cracker)) (ADVP (RB too))) (. !)))