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 (location VARCHAR, round VARCHAR, method VARCHAR)
### Question:
Where was the match that lasted less than 3 rounds and was won by submission (triangle choke)?
### Answer:
SELECT location FROM table_name_21 WHERE round < 3 AND method = "submission (triangle choke)"