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_58 (date VARCHAR, opponent VARCHAR, ground VARCHAR)
### Question:
On what date was the game played at home against the opponent Siena?
### Answer:
SELECT date FROM table_name_58 WHERE opponent = "siena" AND ground = "home"