an ( emotionally at least ) adolescent audience demanding regular shocks and bouts of barely defensible sexual violence to keep it interested 
(ROOT (NP (NP (DT an) (-LRB- -LRB-) (ADVP (RB emotionally) (IN at) (JJS least)) (-RRB- -RRB-) (JJ adolescent) (NN audience)) (VP (VBG demanding) (NP (NP (JJ regular) (NNS shocks)) (CC and) (NP (NP (NNS bouts)) (PP (IN of) (NP (ADJP (RB barely) (JJ defensible)) (JJ sexual) (NN violence))))) (S (VP (TO to) (VP (VB keep) (NP (PRP it)) (S (ADJP (JJ interested)))))))))
(ROOT (NP (NP (DT ) (-LRB- ) (ADVP (RB ) (IN ) (JJS )) (-RRB- ) (JJ ) (NN )) (VP (VBG ) (NP (NP (JJ ) (NNS )) (CC ) (NP (NP (NNS )) (PP (IN ) (NP (ADJP (RB ) (JJ )) (JJ ) (NN ))))) (S (VP (TO ) (VP (VB ) (NP (PRP )) (S (ADJP (JJ )))))))))