I don't know what, he sells like cars or something.
( I ( ( ( do n't ) ( know ( ( what , ) ( he ( sells ( like ( ( cars or ) something ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (PRP I)) (VP (VBP do) (RB n't) (VP (VB know) (SBAR (WHNP (WP what)) (, ,) (S (NP (PRP he)) (VP (VBZ sells) (PP (IN like) (NP (NNS cars) (CC or) (NN something)))))))) (. .)))
He has never sold a car.
( He ( ( ( has never ) ( sold ( a car ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBZ has) (ADVP (RB never)) (VP (VBN sold) (NP (DT a) (NN car)))) (. .)))