at the ridiculous dialog or the oh-so convenient plot twists 
(ROOT (PP (IN at) (NP (NP (DT the) (JJ ridiculous) (NN dialog)) (CC or) (NP (DT the) (ADJP (UH oh) (HYPH -) (RB so) (JJ convenient)) (NN plot) (NNS twists)))))
(ROOT (PP (IN ) (NP (NP (DT ) (JJ ) (NN )) (CC ) (NP (DT ) (ADJP (UH ) (HYPH ) (RB ) (JJ )) (NN ) (NNS )))))