almost enough chuckles for a three-minute sketch , and no more 
(ROOT (NP (NP (NP (ADJP (RB almost) (JJ enough)) (NNS chuckles)) (PP (IN for) (NP (DT a) (NML (CD three) (HYPH -) (NN minute)) (NN sketch)))) (, ,) (CC and) (NP (DT no) (JJR more))))
(ROOT (NP (NP (NP (ADJP (RB ) (JJ )) (NNS )) (PP (IN ) (NP (DT ) (NML (CD ) (HYPH ) (NN )) (NN )))) (, ) (CC ) (NP (DT ) (JJR ))))