user: Question: What is the average Total when the silver is larger than 2, and a gold larger than 1, and a nation of Total?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Soviet Union', 5.0, 3.0, 4.0, 12.0]
SQL:

assistant: SELECT AVG("Total") FROM "Table" WHERE "Silver" > 2.0 AND "Gold" > 1.0 AND "Nation" = 'Total';