user: Question: What is the sum of bronzes having silvers over 5 and golds under 20?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Soviet Union', 9.0, 5.0, 0.0, 14.0]
SQL:

assistant: SELECT SUM("Bronze") FROM "Table" WHERE "Silver" > 5.0 AND "Gold" < 20.0;