Key points are not available for this paper at this time.
European and Brazilian Portuguese have VP ellipsis licensed by auxiliary and main verbs. However, these varieties of Portuguese show some differences concerning the licensing and identification of the elliptical constituent whenever sequences of verbs including the main verb are involved. We will claim that these differences are mainly due to the functional projections required as licensers of the elliptical VP.
Cyrino et al. (Tue,) studied this question.