He says, Don't go.
( He ( ( ( says , ) ( ( Do n't ) go ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VP (VBZ says)) (, ,) (VP (VBP Do) (RB n't) (VP (VB go)))) (. .)))
Do not leave, he says.
( ( ( Do not ) leave ) ( , ( he ( says . ) ) ) )
(ROOT (S (S (VP (VBP Do) (RB not) (VP (VB leave)))) (, ,) (NP (PRP he)) (VP (VBZ says)) (. .)))