be considered career-best performances 
(ROOT (VP (VB be) (VP (VBN considered) (S (NP (NML (NN career) (HYPH -) (JJS best)) (NNS performances))))))
(ROOT (VP (VB ) (VP (VBN ) (S (NP (NML (NN ) (HYPH ) (JJS )) (NNS ))))))