user: Question: Which party has a net gain/loss of -2?
Columns: ['Party', 'Seats', 'Net gain/loss', '% of seats', '% of votes']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['National Coalition Party', '44', '−6', '22.0', '20.4']
SQL:

assistant: SELECT "Party" FROM "Table" WHERE "Net gain/loss" = '-2';