How many Grammy Awards has the soprano who gave Vocalise its world premier won?
Vocalise (Corigliano):  It was given its world premiere by the soprano Sylvia McNair and the New York Philharmonic under Masur at Avery Fisher Hall on November 11, 1999. Sylvia McNair:  McNair, a soprano, has made several critically acclaimed recordings and has won two Grammy Awards.
two