contains all the substance of a twinkie -- easy to swallow , but scarcely nourishing 
(ROOT (VP (VBZ contains) (NP (NP (NP (PDT all) (DT the) (NN substance)) (PP (IN of) (NP (DT a) (NN twinkie)))) (, --) (ADJP (ADJP (JJ easy) (SBAR (S (VP (TO to) (VP (VB swallow)))))) (, ,) (CC but) (ADJP (RB scarcely) (JJ nourishing))))))
(ROOT (VP (VBZ ) (NP (NP (NP (PDT ) (DT ) (NN )) (PP (IN ) (NP (DT ) (NN )))) (, ) (ADJP (ADJP (JJ ) (SBAR (S (VP (TO ) (VP (VB )))))) (, ) (CC ) (ADJP (RB ) (JJ ))))))