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_21458142_1 (sales_breakdown VARCHAR, publisher VARCHAR, title VARCHAR)
### Question:
What's the sales breakdown for Nintendo's Mario Kart DS?
### Answer:
SELECT sales_breakdown FROM table_21458142_1 WHERE publisher = "Nintendo" AND title = "Mario Kart DS"