CREATE TABLE table_73243 ("Player" TEXT, "Australian Open" FLOAT, "French Open" FLOAT, "Wimbledon" FLOAT, "US Open" FLOAT)

What year did Martina Navratilova win Wimbledon?
SELECT "Wimbledon" FROM table_73243 WHERE "Player" = 'Martina Navratilova'
SELECT "Wimbledon" FROM "table_73243" WHERE "Player" = 'Martina Navratilova'