CREATE TABLE table_51426 ("Date" TEXT, "Venue" TEXT, "Score" TEXT, "Result" TEXT, "Competition" TEXT)

What is the competition on October 15, 2008?
SELECT "Competition" FROM table_51426 WHERE "Date" = 'october 15, 2008'
SELECT "Competition" FROM "table_51426" WHERE "Date" = 'october 15, 2008'