user: Question: what election year has 2nd party Conservative with 2nd member Henry Wyndham and 1st member Walter Barttelot?
Columns: ['Election', '1st Member', '1st Party', '2nd Member', '2nd Party']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1832', 'Lord John Lennox', 'Whig', 'The Earl of Surrey', 'Whig']
SQL:

assistant: SELECT "Election" FROM "Table" WHERE "2nd Party" = 'Conservative' AND "2nd Member" = 'Henry Wyndham' AND "1st Member" = 'Walter Barttelot';