user: Question: Which number of New Councils had a previous council number of 19 and the seats up for election were bigger than 6?
Columns: ['Party', 'Previous council', 'Staying councillors', 'Seats up for election', 'Election result', 'New council']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Conservatives', 29.0, 19.0, 10.0, 8.0, 28.0]
SQL:

assistant: SELECT "New council" FROM "Table" WHERE "Previous council" = 19.0 AND "Seats up for election" < 6.0;