user: Question: Name the total number of total for bronze of 4 and silver more than 6
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'United States', 8.0, 13.0, 15.0, 36.0]
SQL:

assistant: SELECT COUNT("Total") FROM "Table" WHERE "Bronze" = 4.0 AND "Silver" > 6.0;