user: ### NOW ANSWER:
Question: Who has a total of the Bronze less than 4, gold more than 0, and no silver?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['real', 'text', 'real', 'real', 'real', 'real']
Sample row: [1.0, 'Germany', 2.0, 2.0, 0.0, 4.0]
SQL:

assistant: SELECT SUM("Bronze") FROM "Table" WHERE "Total" < 4.0 AND "Gold" > 0.0 AND "Silver" = 0.0;