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_25580292_13 (stage VARCHAR, winner VARCHAR)
### Question:
What was the stage when the winner was luis león sánchez?
### Answer:
SELECT stage FROM table_25580292_13 WHERE winner = "Luis León Sánchez"