CREATE TABLE table_71441 ("Election" TEXT, "1st Member" TEXT, "1st Party" TEXT, "2nd Member" TEXT, "2nd Party" TEXT)

What is the 2nd party for a conservative 1st party with a 1st member Charles Moody in the election of 1851 by-election?
SELECT "2nd Party" FROM table_71441 WHERE "1st Party" = 'conservative' AND "1st Member" = 'charles moody' AND "Election" = '1851 by-election'
SELECT "2nd Party" FROM "table_71441" WHERE "1st Member" = 'charles moody' AND "1st Party" = 'conservative' AND "Election" = '1851 by-election'