drumline ably captures the complicated relationships in a marching band . 
(ROOT (S (NP (NN drumline)) (ADVP (RB ably)) (VP (VBZ captures) (NP (NP (DT the) (JJ complicated) (NNS relationships)) (PP (IN in) (NP (DT a) (VBG marching) (NN band))))) (. .)))
(ROOT (S (NP (NN )) (ADVP (RB )) (VP (VBZ ) (NP (NP (DT ) (JJ ) (NNS )) (PP (IN ) (NP (DT ) (VBG ) (NN ))))) (. )))