user: Question: Can you tell me the lowest Losses that has the Gains smaller than 0?
Columns: ['Party', 'Seats (dissol.)', 'Seats (2012)', 'Gains', 'Holds', 'Losses', 'Net change']
Types: ['text', 'real', 'real', 'real', 'real', 'real', 'text']
Sample row: ['Progressive Conservative', 66.0, 61.0, 11.0, 50.0, 16.0, '–5']
SQL:

assistant: SELECT MIN("Losses") FROM "Table" WHERE "Gains" < 0.0;