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_73 (opponent VARCHAR, competition VARCHAR, result VARCHAR)
### Question:
Which opponent completed a challenge competition with a result of 8-2 w?
### Answer:
SELECT opponent FROM table_name_73 WHERE competition = "challenge" AND result = "8-2 w"