CREATE TABLE "season_1_2007" (
  "series_no" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "production_code" real
);

Question: When did the series number 23 air?
SQL: SELECT "original_air_date" FROM "season_1_2007" WHERE "series_no"=23;

Question: What is the production code of "surprise, surprise"?
SQL: SELECT MAX("production_code") FROM "season_1_2007" WHERE "title"='\"Surprise, Surprise\"';

Question: What was the airdate of 21 series number?
SQL: SELECT "original_air_date" FROM "season_1_2007" WHERE "series_no"=21;