user: Question: How many times is the total less than 15, rank less than 5, bronze is 4 and gold smaller than 3?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Netherlands', 7.0, 3.0, 6.0, 15.0]
SQL:

assistant: SELECT COUNT("Silver") FROM "Table" WHERE "Total" < 15.0 AND "Rank" < 5.0 AND "Bronze" = 4.0 AND "Gold" < 3.0;