user: Question: What is the amount of silver for rank 11 having less than 0 gold?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Hungary', 7.0, 3.0, 1.0, 11.0]
SQL:

assistant: SELECT "Silver" FROM "Table" WHERE "Rank" = '11' AND "Gold" < 0.0;