// The gas station part.
( / ( ( / ( The ( gas ( station part ) ) ) ) . ) )
(ROOT (FRAG (: /) (VP (VBZ /) (NP (DT The) (NN gas) (NN station) (NN part))) (. .)))
The car wash part.
( ( The car ) ( ( wash part ) . ) )
(ROOT (S (NP (DT The) (NN car)) (VP (VBP wash) (NP (NN part))) (. .)))