user: Question: Bronze of 2, and a Silver smaller than 0 then what is the sum of the gold?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Japan', 6.0, 5.0, 4.0, 15.0]
SQL:

assistant: SELECT SUM("Gold") FROM "Table" WHERE "Bronze" = 2.0 AND "Silver" < 0.0;