user: Question: How many silver have 4 as the total with a bronze less than 2?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Japan', 4.0, 1.0, 2.0, 7.0]
SQL:

assistant: SELECT COUNT("Silver") FROM "Table" WHERE "Total" = 4.0 AND "Bronze" < 2.0;