terrible , banal dialogue ; convenient , hole-ridden plotting 
(ROOT (NP (NP (JJ terrible) (, ,) (JJ banal) (NN dialogue)) (, ;) (NP (JJ convenient) (, ,) (ADJP (NN hole) (HYPH -) (VBN ridden)) (NN plotting))))
(ROOT (NP (NP (JJ ) (, ) (JJ ) (NN )) (, ) (NP (JJ ) (, ) (ADJP (NN ) (HYPH ) (VBN )) (NN ))))