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_80 (surface VARCHAR, date VARCHAR)
### Question:
On what type of surface did they play on 13 February 1994?
### Answer:
SELECT surface FROM table_name_80 WHERE date = "13 february 1994"