What is teh born-died dates of the king with a throne name 315 and left office in 1021?
CREATE TABLE "933_1062" (
  "throne_name" text,
  "title" text,
  "born_died" text,
  "entered_office" text,
  "left_office" text,
  "family_relations" text
);
SELECT "born_died" FROM "933_1062" WHERE "left_office"='1021' AND "throne_name"='315';