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

Question: Who was the candidate in the election in the Tennessee 9 district? 
SQL: SELECT "candidates" FROM "united_states_house_of_representatives_e" WHERE "district"='Tennessee 9';

Question: When was the Tennessee 3 district incumbent first elected? 
SQL: SELECT MAX("first_elected") FROM "united_states_house_of_representatives_e" WHERE "district"='Tennessee 3';

Question: What district was Harold Earthman the incumbent in? 
SQL: SELECT "district" FROM "united_states_house_of_representatives_e" WHERE "incumbent"='Harold Earthman';