user: Question: What is the first party with second member Hon. Rowland Hill, in the 1857 election?
Columns: ['Election', 'First member', 'First party', 'Second member', 'Second party']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1832', 'Sir Rowland Hill, Bt', 'Tory', 'John Cotes', 'Whig']
SQL:

assistant: SELECT "First party" FROM "Table" WHERE "Second member" = 'Hon. Rowland Hill' AND "Election" = '1857';