's hard to believe that something so short could be so flabby 
(ROOT (S (VP (VBZ 's) (ADJP (JJ hard)) (S (VP (TO to) (VP (VB believe) (SBAR (IN that) (S (NP (NP (NN something)) (ADJP (RB so) (JJ short))) (VP (MD could) (VP (VB be) (ADJP (RB so) (JJ flabby))))))))))))
(ROOT (S (VP (VBZ ) (ADJP (JJ )) (S (VP (TO ) (VP (VB ) (SBAR (IN ) (S (NP (NP (NN )) (ADJP (RB ) (JJ ))) (VP (MD ) (VP (VB ) (ADJP (RB ) (JJ ))))))))))))