user: Question: What is average for benito lorenzi league when total is smaller than 143?
Columns: ['Rank', 'Name', 'Years', 'League', 'Total']
Types: ['real', 'text', 'text', 'real', 'real']
Sample row: [1.0, 'Giuseppe Meazza', '1927–1940 1946–1947', 247.0, 284.0]
SQL:

assistant: SELECT AVG("League") FROM "Table" WHERE "Name" = 'benito lorenzi' AND "Total" < 143.0;