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_name_72 (week INTEGER, game_site VARCHAR, date VARCHAR)
### Question:
What was the lowest week at Ralph Wilson Stadium on October 7, 2001?
### Answer:
SELECT MIN(week) FROM table_name_72 WHERE game_site = "ralph wilson stadium" AND date = "october 7, 2001"