to give it a marginal thumbs up 
(ROOT (S (VP (TO to) (VP (VB give) (NP (PRP it)) (NP (DT a) (JJ marginal) (NN thumbs) (RP up))))))
(ROOT (S (VP (TO ) (VP (VB ) (NP (PRP )) (NP (DT ) (JJ ) (NN ) (RP ))))))