CREATE TABLE table_72701 ("Date" TEXT, "Cover model" TEXT, "Centerfold model" TEXT, "Interview subject" TEXT, "20 Questions" TEXT, "Pictorials" TEXT)

Who was the centerfold model when the issue's pictorial was amanda beard, reby sky , girls of montauk ?
SELECT "Centerfold model" FROM table_72701 WHERE "Pictorials" = 'Amanda Beard, Reby Sky , Girls of Montauk'
SELECT "Centerfold model" FROM "table_72701" WHERE "Pictorials" = 'Amanda Beard, Reby Sky , Girls of Montauk'