CREATE TABLE table_11464 ("Team" TEXT, "Chassis" TEXT, "Engine" TEXT, "Tyre" TEXT, "Drivers" TEXT, "Races" TEXT)

What driver had a 15-20 record?
SELECT "Drivers" FROM table_11464 WHERE "Races" = '15-20'
SELECT "Drivers" FROM "table_11464" WHERE "Races" = '15-20'