My dad still doesn't believe me.
( ( My dad ) ( still ( ( ( does n't ) ( believe me ) ) . ) ) )
(ROOT (S (NP (PRP$ My) (NN dad)) (ADVP (RB still)) (VP (VBZ does) (RB n't) (VP (VB believe) (NP (PRP me)))) (. .)))
My father still doesn't think I'm telling the truth.
( ( My father ) ( still ( ( ( does n't ) ( think ( I ( 'm ( telling ( the truth ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (PRP$ My) (NN father)) (ADVP (RB still)) (VP (VBZ does) (RB n't) (VP (VB think) (SBAR (S (NP (PRP I)) (VP (VBP 'm) (VP (VBG telling) (NP (DT the) (NN truth)))))))) (. .)))