Go ahead Adam.
( ( ( Go ahead ) Adam ) . )
(ROOT (S (VP (VB Go) (PRT (RP ahead)) (NP (NNP Adam))) (. .)))
You can't do it Adam.
( You ( ( ( ca n't ) ( do ( it Adam ) ) ) . ) )
(ROOT (S (NP (PRP You)) (VP (MD ca) (RB n't) (VP (VB do) (S (NP (PRP it)) (NP (NNP Adam))))) (. .)))