CREATE TABLE table_2988 ("Year" FLOAT, "Kentucky Derby" FLOAT, "The Preakness Stakes" TEXT, "Kentucky Oaks" TEXT, "Belmont Stakes" TEXT, "Travers Stakes" TEXT, "Breeders Cup Saturday" TEXT, "Breeders Cup Friday" TEXT)

What was the Kentucky Oaks attendance the year the Belmont Stakes had 64,949 attendance?
SELECT "Kentucky Oaks" FROM table_2988 WHERE "Belmont Stakes" = '64,949'
SELECT "Kentucky Oaks" FROM "table_2988" WHERE "Belmont Stakes" = '64,949'