pretentious types who want to appear avant-garde 
(ROOT (NP (NP (JJ pretentious) (NNS types)) (SBAR (WHNP (WP who)) (S (VP (VBP want) (S (VP (TO to) (VP (VB appear) (S (ADJP (NN avant) (HYPH -) (NN garde)))))))))))
(ROOT (NP (NP (JJ ) (NNS )) (SBAR (WHNP (WP )) (S (VP (VBP ) (S (VP (TO ) (VP (VB ) (S (ADJP (NN ) (HYPH ) (NN )))))))))))