graphic sex may be what 's attracting audiences to unfaithful , but gripping performances by lane and gere are what will keep them awake . 
(ROOT (S (S (NP (JJ graphic) (NN sex)) (VP (MD may) (VP (VB be) (SBAR (WHNP (WP what)) (S (VP (VBZ 's) (VP (VBG attracting) (NP (NNS audiences)) (PP (IN to) (ADJP (JJ unfaithful)))))))))) (, ,) (CC but) (S (NP (NP (VBG gripping) (NNS performances)) (PP (IN by) (NP (NN lane) (CC and) (NN gere)))) (VP (VBP are) (SBAR (WHNP (WP what)) (S (VP (MD will) (VP (VB keep) (NP (PRP them)) (S (ADJP (JJ awake))))))))) (. .)))
(ROOT (S (S (NP (JJ ) (NN )) (VP (MD ) (VP (VB ) (SBAR (WHNP (WP )) (S (VP (VBZ ) (VP (VBG ) (NP (NNS )) (PP (IN ) (ADJP (JJ )))))))))) (, ) (CC ) (S (NP (NP (VBG ) (NNS )) (PP (IN ) (NP (NN ) (CC ) (NN )))) (VP (VBP ) (SBAR (WHNP (WP )) (S (VP (MD ) (VP (VB ) (NP (PRP )) (S (ADJP (JJ ))))))))) (. )))