Who was the candidate in 1791?
CREATE TABLE table_2668420_12 (candidates VARCHAR, first_elected VARCHAR)
SELECT candidates FROM table_2668420_12 WHERE first_elected = 1791
### Context: CREATE TABLE table_2668420_12 (candidates VARCHAR, first_elected VARCHAR) ### Question: Who was the candidate in 1791? ### Answer: SELECT candidates FROM table_2668420_12 WHERE first_elected = 1791