 Yeah, he's down.
( Yeah ( , ( he ( ( 's down ) . ) ) ) )
(ROOT (S (INTJ (UH Yeah)) (, ,) (NP (PRP he)) (VP (VBZ 's) (ADJP (RP down))) (. .)))
He is down.
( He ( ( is down ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBZ is) (ADJP (RP down))) (. .)))