a disaster of a drama , saved only by its winged assailants . 
(ROOT (NP (NP (NP (DT a) (NN disaster)) (PP (IN of) (NP (DT a) (NN drama)))) (, ,) (VP (VBN saved) (PP (ADVP (RB only)) (IN by) (NP (PRP$ its) (JJ winged) (NNS assailants)))) (. .)))
(ROOT (NP (NP (NP (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))) (, ) (VP (VBN ) (PP (ADVP (RB )) (IN ) (NP (PRP$ ) (JJ ) (NNS )))) (. )))