What is the result for Gold Coast when Melbourne and Adelaide are yes, but Perth is no?
CREATE TABLE "1995" (
  "sydney" text,
  "melbourne" text,
  "perth" text,
  "adelaide" text,
  "gold_coast" text,
  "auckland" text
);
SELECT "gold_coast" FROM "1995" WHERE "melbourne"='yes' AND "perth"='no' AND "adelaide"='yes';