lackluster thriller `` new best friend '' 
(ROOT (NP (NP (JJ lackluster) (NN thriller)) (`` ``) (NP (JJ new) (JJS best) (NN friend)) ('' '')))
(ROOT (NP (NP (JJ ) (NN )) (`` ) (NP (JJ ) (JJS ) (NN )) ('' )))