is to imply terror by suggestion , rather than the overuse of special effects . 
(ROOT (S (VP (VBZ is) (S (VP (TO to) (VP (VB imply) (NP (NP (NP (NN terror)) (PP (IN by) (NP (NN suggestion)))) (, ,) (PP (RB rather) (IN than) (NP (NP (DT the) (NN overuse)) (PP (IN of) (NP (JJ special) (NNS effects)))))))))) (. .)))
(ROOT (S (VP (VBZ ) (S (VP (TO ) (VP (VB ) (NP (NP (NP (NN )) (PP (IN ) (NP (NN )))) (, ) (PP (RB ) (IN ) (NP (NP (DT ) (NN )) (PP (IN ) (NP (JJ ) (NNS )))))))))) (. )))