CREATE TABLE table_name_6 (first_match VARCHAR, final_position VARCHAR, competition VARCHAR)

What was the date of the first match of the Fifa Club World Cup that ended with the final position as winners?
SELECT first_match FROM table_name_6 WHERE final_position = "winners" AND competition = "fifa club world cup"
SELECT "first_match" FROM "table_name_6" WHERE "competition" = "fifa club world cup" AND "final_position" = "winners"