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_13258851_2 (date VARCHAR, opponent VARCHAR)
### Question:
On what date was the game against San Diego Chargers played?
### Answer:
SELECT date FROM table_13258851_2 WHERE opponent = "San Diego Chargers"