promisingly but disintegrates into a dreary , humorless soap opera . 
(ROOT (S (ADVP (RB promisingly)) (CC but) (VP (VBZ disintegrates) (PP (IN into) (NP (DT a) (JJ dreary) (, ,) (JJ humorless) (NN soap) (NN opera)))) (. .)))
(ROOT (S (ADVP (RB )) (CC ) (VP (VBZ ) (PP (IN ) (NP (DT ) (JJ ) (, ) (JJ ) (NN ) (NN )))) (. )))