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_57 (date VARCHAR, winning_constructor VARCHAR, circuit VARCHAR)
### Question:
Name the Date of mercedes, and a Circuit of elgin?
### Answer:
SELECT date FROM table_name_57 WHERE winning_constructor = "mercedes" AND circuit = "elgin"