the problems and characters it reveals 
(ROOT (NP (NP (DT the) (NNS problems) (CC and) (NNS characters)) (SBAR (S (NP (PRP it)) (VP (VBZ reveals))))))
(ROOT (NP (NP (DT ) (NNS ) (CC ) (NNS )) (SBAR (S (NP (PRP )) (VP (VBZ ))))))