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_50 (year VARCHAR, record VARCHAR, tournament_champion VARCHAR)
### Question:
When has a Record of 9–1, and a Tournament Champion of duke?
### Answer:
SELECT year FROM table_name_50 WHERE record = "9–1" AND tournament_champion = "duke"