user: Question: How many values for silver occur when gold is less than 1, the rank is 13, and bronze is greater than 2?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'China (CHN)', 7.0, 3.0, 3.0, 13.0]
SQL:

assistant: SELECT COUNT("Silver") FROM "Table" WHERE "Gold" < 1.0 AND "Rank" = 13.0 AND "Bronze" > 2.0;