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_25802618_15 (stage INTEGER, winner VARCHAR)
### Question:
What was the latest stage won by Mikhail Ignatiev? 
### Answer:
SELECT MAX(stage) FROM table_25802618_15 WHERE winner = "Mikhail Ignatiev"