the problematic characters and overly convenient plot twists foul up shum 's good intentions . 
(ROOT (S (NP (NP (DT the) (JJ problematic) (NNS characters)) (CC and) (NP (ADJP (RB overly) (JJ convenient)) (NN plot) (NNS twists))) (VP (VBP foul) (PRT (RP up)) (NP (NP (NN shum) (POS 's)) (JJ good) (NNS intentions))) (. .)))
(ROOT (S (NP (NP (DT ) (JJ ) (NNS )) (CC ) (NP (ADJP (RB ) (JJ )) (NN ) (NNS ))) (VP (VBP ) (PRT (RP )) (NP (NP (NN ) (POS )) (JJ ) (NNS ))) (. )))