Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_10392906_2 (week INTEGER, game_site VARCHAR)
### Question:
In what week was the first game played at the Commerzbank-Arena?
### Answer:
SELECT MIN(week) FROM table_10392906_2 WHERE game_site = "Commerzbank-Arena"