what is the year when then organisation is star awards, the result is won and the nominated work title is n/a?
CREATE TABLE "awards_achievements" (
  "year" real,
  "organisation" text,
  "award" text,
  "nominated_work_title" text,
  "result" text
);
SELECT "year" FROM "awards_achievements" WHERE "organisation"='star awards' AND "result"='won' AND "nominated_work_title"='n/a';