the performances are amiable and committed , 
(ROOT (S (NP (DT the) (NNS performances)) (VP (VBP are) (ADJP (JJ amiable) (CC and) (VBN committed))) (, ,)))
(ROOT (S (NP (DT ) (NNS )) (VP (VBP ) (ADJP (JJ ) (CC ) (VBN ))) (, )))