shows off a lot of stamina and vitality , and 
(ROOT (S (VP (VBZ shows) (PRT (RP off)) (NP (NP (DT a) (NN lot)) (PP (IN of) (NP (NN stamina) (CC and) (NN vitality))))) (, ,) (CC and)))
(ROOT (S (VP (VBZ ) (PRT (RP )) (NP (NP (DT ) (NN )) (PP (IN ) (NP (NN ) (CC ) (NN ))))) (, ) (CC )))