CREATE TABLE "united_states_house_of_representatives_e" (
  "district" text,
  "incumbent" text,
  "party" text,
  "first_elected" real,
  "result" text,
  "candidates" text
);

Question: What candidates ran in the election with don fuqua?
SQL: SELECT "candidates" FROM "united_states_house_of_representatives_e" WHERE "incumbent"='Don Fuqua';

Question: How many incumbent candidates in the election featuring sam m. gibbons (d) unopposed?
SQL: SELECT COUNT("incumbent") FROM "united_states_house_of_representatives_e" WHERE "candidates"='Sam M. Gibbons (D) Unopposed';

Question: What is the last year that someone is first elected?
SQL: SELECT MAX("first_elected") FROM "united_states_house_of_representatives_e";

Question: Who was the incumbent in 1940?
SQL: SELECT "incumbent" FROM "united_states_house_of_representatives_e" WHERE "first_elected"=1940;