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_13 (opponents VARCHAR, score_f_a VARCHAR, date VARCHAR)
### Question:
Score F–A of 3–0, and a Date of 31 july 2007 had what opponents?
### Answer:
SELECT opponents FROM table_name_13 WHERE score_f_a = "3–0" AND date = "31 july 2007"