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_20 (league INTEGER, name VARCHAR, total VARCHAR)
### Question:
What is average for Benito Lorenzi league when total is smaller than 143?
### Answer:
SELECT AVG(league) FROM table_name_20 WHERE name = "benito lorenzi" AND total < 143