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_42 (away_team VARCHAR, date VARCHAR)
### Question:
who is the away team on 21 september?
### Answer:
SELECT away_team FROM table_name_42 WHERE date = "21 september"