user: Question: What is the gold medal count that has a silver medal count less than 0?
Columns: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'text', 'real', 'real', 'real', 'real']
Sample row: ['1', 'Japan', 6.0, 4.0, 4.0, 14.0]
SQL:

assistant: SELECT "Gold" FROM "Table" WHERE "Silver" < 0.0;