user: Question: who are the candidates where the incumbent is Sam M. Gibbons?
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 "Candidates" FROM "Table" WHERE "Incumbent" = 'Sam M. Gibbons';