user: Question: What is the total number of Silver, when Gold is "1", and when Bronze is less than 0?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Australia', 34.0, 27.0, 19.0, 80.0]
SQL:

assistant: SELECT SUM("Silver") FROM "Table" WHERE "Gold" = 1.0 AND "Bronze" < 0.0;