a strong dramatic and emotional pull that gradually sneaks up on the audience 
(ROOT (NP (NP (DT a) (JJ strong) (ADJP (JJ dramatic) (CC and) (JJ emotional)) (NN pull)) (SBAR (WHNP (WDT that)) (S (ADVP (RB gradually)) (VP (VBZ sneaks) (PRT (RP up)) (PP (IN on) (NP (DT the) (NN audience))))))))
(ROOT (NP (NP (DT ) (JJ ) (ADJP (JJ ) (CC ) (JJ )) (NN )) (SBAR (WHNP (WDT )) (S (ADVP (RB )) (VP (VBZ ) (PRT (RP )) (PP (IN ) (NP (DT ) (NN ))))))))