is omitted nor a cliché left unsaid 
(ROOT (S (S (VP (VBZ is) (VP (VBN omitted)))) (CC nor) (S (NP (DT a) (NN cliché)) (VP (VBN left) (S (ADJP (JJ unsaid)))))))
(ROOT (S (S (VP (VBZ ) (VP (VBN )))) (CC ) (S (NP (DT ) (NN )) (VP (VBN ) (S (ADJP (JJ )))))))