mostly believable , refreshingly low-key and quietly inspirational 
(ROOT (ADJP (ADJP (RB mostly) (JJ believable)) (, ,) (ADJP (RB refreshingly) (JJ low) (HYPH -) (JJ key)) (CC and) (ADJP (RB quietly) (JJ inspirational))))
(ROOT (ADJP (ADJP (RB ) (JJ )) (, ) (ADJP (RB ) (JJ ) (HYPH ) (JJ )) (CC ) (ADJP (RB ) (JJ ))))