user: Question: Where 19 seats were won, what was the minimum number of forfeited seats?
Columns: ['Party Name', 'States contested', 'Seats contested', 'Seats won', 'No. of Votes', '% of Votes', '% in Seats contested', 'Forfeited in seats']
Types: ['text', 'real', 'real', 'real', 'real', 'text', 'text', 'real']
Sample row: ['Indian National Congress', 33.0, 400.0, 145.0, 103408949.0, '26.53%', '34.43%', 82.0]
SQL:

assistant: SELECT MIN("Forfeited in seats") FROM "Table" WHERE "Seats won" = 19.0;