user: Question: What's the average bronze with a total number of medals being 1, with more than 0 silvers?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Russia', 4.0, 3.0, 2.0, 9.0]
SQL:

assistant: SELECT AVG("Bronze") FROM "Table" WHERE "Total" = 1.0 AND "Silver" > 0.0;