chai 's structure and pacing are disconcertingly slack . 
(ROOT (S (NP (NP (NNP chai) (POS 's)) (NN structure) (CC and) (NN pacing)) (VP (VBP are) (ADJP (RB disconcertingly) (JJ slack))) (. .)))
(ROOT (S (NP (NP (NNP ) (POS )) (NN ) (CC ) (NN )) (VP (VBP ) (ADJP (RB ) (JJ ))) (. )))