's low on both suspense and payoff 
(ROOT (VP (VBZ 's) (ADJP (JJ low) (PP (IN on) (NP (CC both) (NN suspense) (CC and) (NN payoff))))))
(ROOT (VP (VBZ ) (ADJP (JJ ) (PP (IN ) (NP (CC ) (NN ) (CC ) (NN ))))))