Piccadilly Tube station.
( Piccadilly ( ( Tube station ) . ) )
(ROOT (S (ADVP (RB Piccadilly)) (VP (VB Tube) (NP (NN station))) (. .)))
Euston train station. 
( Euston ( ( train station ) . ) )
(ROOT (S (NP (NNP Euston)) (VP (VBP train) (NP (NN station))) (. .)))