... an hour-and-a-half of inoffensive , unmemorable filler . 
(ROOT (FRAG (, ...) (NP (NP (DT an) (NN hour) (HYPH -) (CC and) (HYPH -) (JJ a-) (NN half)) (PP (IN of) (NP (JJ inoffensive) (, ,) (JJ unmemorable) (NN filler)))) (. .)))
(ROOT (FRAG (, ) (NP (NP (DT ) (NN ) (HYPH ) (CC ) (HYPH ) (JJ ) (NN )) (PP (IN ) (NP (JJ ) (, ) (JJ ) (NN )))) (. )))