CREATE TABLE "ireland" (
  "seat" real,
  "series_1" text,
  "series_3" text,
  "series_4" text,
  "series_5" text
);

Question: What is the series 3 with gavin duffy in series 5?
SQL: SELECT "series_3" FROM "ireland" WHERE "series_5"='gavin duffy';

Question: What is the series 4 with sarah newman in series 1?
SQL: SELECT "series_4" FROM "ireland" WHERE "series_1"='sarah newman';

Question: What is the series 3 with more than 4 seats?
SQL: SELECT "series_3" FROM "ireland" WHERE "seat">4;

Question: What is the total number of seats with gavin duffy in series 4?
SQL: SELECT COUNT("seat") FROM "ireland" WHERE "series_4"='gavin duffy';