user: Question: what is the district where the candidates are Charles Edward Bennett (D) Unopposed?
Columns: ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates']
Types: ['text', 'text', 'text', 'real', 'text', 'text']
Sample row: ['Florida 2', 'Don Fuqua', 'Democratic', 1962.0, 'Re-elected', 'Don Fuqua (D) 81.7% Pete Brathwaite (R) 18.3%']
SQL:

assistant: SELECT "District" FROM "Table" WHERE "Candidates" = 'Charles Edward Bennett (D) Unopposed';