user: Question: What Nation has more than 4 silver, more than 3 gold and 18 total medals?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Canada (CAN)', 11.0, 5.0, 2.0, 18.0]
SQL:

assistant: SELECT "Nation" FROM "Table" WHERE "Silver" > 4.0 AND "Gold" > 3.0 AND "Total" = 18.0;