Yeah, he taxied to a gas station to fill it up.
( Yeah ( , ( he ( ( ( taxied ( to ( a ( gas station ) ) ) ) ( to ( ( fill it ) up ) ) ) . ) ) ) )
(ROOT (S (INTJ (UH Yeah)) (, ,) (NP (PRP he)) (VP (VBD taxied) (PP (TO to) (NP (DT a) (NN gas) (NN station))) (S (VP (TO to) (VP (VB fill) (NP (PRP it)) (PRT (RP up)))))) (. .)))
He went to a gas station to fill it up.
( He ( ( ( went ( to ( a ( gas station ) ) ) ) ( to ( ( fill it ) up ) ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD went) (PP (TO to) (NP (DT a) (NN gas) (NN station))) (S (VP (TO to) (VP (VB fill) (NP (PRP it)) (PRT (RP up)))))) (. .)))