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

Question: Name all the candidates that ran for the seat where Harold D. Cooley is the incumbent?
SQL: SELECT "candidates" FROM "united_states_house_of_representatives_e" WHERE "incumbent"='Harold D. Cooley';

Question: How many partys have a candidate first elected in 1923?
SQL: SELECT COUNT("party") FROM "united_states_house_of_representatives_e" WHERE "first_elected"=1923;