lines , the impressive stagings of hardware 
(ROOT (NP (NP (NNS lines)) (, ,) (NP (NP (DT the) (JJ impressive) (NNS stagings)) (PP (IN of) (NP (NN hardware))))))
(ROOT (NP (NP (NNS )) (, ) (NP (NP (DT ) (JJ ) (NNS )) (PP (IN ) (NP (NN ))))))