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_21 (season VARCHAR, score VARCHAR, winners VARCHAR)
### Question:
In which season did the Rangers win with a score of 2–1?
### Answer:
SELECT season FROM table_name_21 WHERE score = "2–1" AND winners = "rangers"