ever knew about generating suspense 
(ROOT (S (ADVP (RB ever)) (VP (VBD knew) (PP (IN about) (S (VP (VBG generating) (NP (NN suspense))))))))
(ROOT (S (ADVP (RB )) (VP (VBD ) (PP (IN ) (S (VP (VBG ) (NP (NN ))))))))