CREATE TABLE "1993" (
  "overall_episode_num" real,
  "original_airdate" text,
  "iron_chef" text,
  "challenger" text,
  "challenger_specialty" text,
  "theme_ingredient" text,
  "winner" text
);

Question: How many episodes had Yutaka Ishinabe as the iron chef specializing in french cousin?
SQL: SELECT COUNT("overall_episode_num") FROM "1993" WHERE "iron_chef"='Yutaka Ishinabe' AND "challenger_specialty"='French';

Question: What episode number originally aired on November 21, 1993?
SQL: SELECT MAX("overall_episode_num") FROM "1993" WHERE "original_airdate"='November 21, 1993';

Question: Who was the challenger on Episode 5?
SQL: SELECT "challenger" FROM "1993" WHERE "overall_episode_num"=5;

Question: How many iron chefs were there when the challenge specialty was Japanese cuisine?
SQL: SELECT COUNT("iron_chef") FROM "1993" WHERE "challenger_specialty"='Japanese';