this might not seem like the proper cup of tea , 
(ROOT (S (NP (DT this)) (VP (MD might) (RB not) (VP (VB seem) (PP (IN like) (NP (NP (DT the) (JJ proper) (NN cup)) (PP (IN of) (NP (NN tea))))))) (, ,)))
(ROOT (S (NP (DT )) (VP (MD ) (RB ) (VP (VB ) (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (PP (IN ) (NP (NN ))))))) (, )))