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