CREATE TABLE table_31737 ("Date" CLOB, "Track" CLOB, "Event Name" CLOB, "Pole Winner" CLOB, "Race Winner" CLOB)

At which event was Ken Schrader the Race Winner at the Toledo Speedway?
SELECT "Event Name" FROM table_31737 WHERE "Race Winner" = 'ken schrader' AND "Track" = 'toledo speedway'
SELECT "Event Name" FROM "table_31737" WHERE "Race Winner" = 'ken schrader' AND "Track" = 'toledo speedway'