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_61 (date VARCHAR, series VARCHAR)
### Question:
On which date did the Winfield Triple Challenge series take place?
### Answer:
SELECT date FROM table_name_61 WHERE series = "winfield triple challenge"