dong never pushes for insights beyond the superficial tensions of the dynamic he 's dissecting , and 
(ROOT (S (NP (NNP dong)) (ADVP (RB never)) (VP (VBZ pushes) (PP (IN for) (NP (NP (NNS insights)) (PP (IN beyond) (NP (NP (DT the) (JJ superficial) (NNS tensions)) (PP (IN of) (NP (NP (DT the) (NN dynamic)) (SBAR (S (NP (PRP he)) (VP (VBZ 's) (VP (VBG dissecting)))))))))))) (, ,) (CC and)))
(ROOT (S (NP (NNP )) (ADVP (RB )) (VP (VBZ ) (PP (IN ) (NP (NP (NNS )) (PP (IN ) (NP (NP (DT ) (JJ ) (NNS )) (PP (IN ) (NP (NP (DT ) (NN )) (SBAR (S (NP (PRP )) (VP (VBZ ) (VP (VBG )))))))))))) (, ) (CC )))