margarita happy hour represents an auspicious feature debut for chaiken . 
(ROOT (S (NP (NN margarita) (JJ happy) (NN hour)) (VP (VBZ represents) (NP (NP (DT an) (JJ auspicious) (NN feature) (NN debut)) (PP (IN for) (NP (NN chaiken))))) (. .)))
(ROOT (S (NP (NN ) (JJ ) (NN )) (VP (VBZ ) (NP (NP (DT ) (JJ ) (NN ) (NN )) (PP (IN ) (NP (NN ))))) (. )))