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_5 (surface VARCHAR, outcome VARCHAR, year VARCHAR)
### Question:
What was the surface played on when they were a runner-up in 2007?
### Answer:
SELECT surface FROM table_name_5 WHERE outcome = "runner-up" AND year = 2007