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 INTEGER, venue VARCHAR, second VARCHAR)
### Question:
What is the sum of season when the venue was donington park, and Brazil came in second?
### Answer:
SELECT SUM(season) FROM table_name_21 WHERE venue = "donington park" AND second = "brazil"