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_42 (league INTEGER, total VARCHAR, name VARCHAR)
### Question:
Which league has total smaller than 284, with Sandro Mazzola league?
### Answer:
SELECT MIN(league) FROM table_name_42 WHERE total < 284 AND name = "sandro mazzola"