a boring , pretentious waste of nearly two hours 
(ROOT (NP (NP (DT a) (JJ boring) (, ,) (JJ pretentious) (NN waste)) (PP (IN of) (NP (QP (RB nearly) (CD two)) (NNS hours)))))
(ROOT (NP (NP (DT ) (JJ ) (, ) (JJ ) (NN )) (PP (IN ) (NP (QP (RB ) (CD )) (NNS )))))