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_21092444_1 (date VARCHAR, result VARCHAR, opponent VARCHAR)
### Question:
Name the date for result loss for duke
### Answer:
SELECT date FROM table_21092444_1 WHERE result = "Loss" AND opponent = "Duke"