CREATE TABLE table_63978 ("Date" TEXT, "Venue" TEXT, "Score" TEXT, "Result" TEXT, "Competition" TEXT)

what is the competition when the result is won and the date is september 13, 1996?
SELECT "Competition" FROM table_63978 WHERE "Result" = 'won' AND "Date" = 'september 13, 1996'
SELECT "Competition" FROM "table_63978" WHERE "Date" = 'september 13, 1996' AND "Result" = 'won'