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_21 (lost INTEGER, difference VARCHAR, played VARCHAR)
### Question:
What is the average Lost when the difference is - 3, and a Played is less than 10?
### Answer:
SELECT AVG(lost) FROM table_name_21 WHERE difference = "- 3" AND played < 10