both large ... and small ... with considerable aplomb 
(ROOT (FRAG (ADJP (CC both) (JJ large) (, ...) (CC and) (JJ small) (, ...)) (PP (IN with) (NP (JJ considerable) (NN aplomb)))))
(ROOT (FRAG (ADJP (CC ) (JJ ) (, ) (CC ) (JJ ) (, )) (PP (IN ) (NP (JJ ) (NN )))))