user: Question: What's the average total if the Bronze is 5 and the Silver is less than 4?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Argentina', 16.0, 10.0, 6.0, 32.0]
SQL:

assistant: SELECT AVG("Total") FROM "Table" WHERE "Bronze" = 5.0 AND "Silver" < 4.0;