gangs excels in spectacle and pacing . 
(ROOT (S (NP (NNS gangs)) (VP (VBZ excels) (PP (IN in) (NP (NN spectacle) (CC and) (NN pacing)))) (. .)))
(ROOT (S (NP (NNS )) (VP (VBZ ) (PP (IN ) (NP (NN ) (CC ) (NN )))) (. )))