On what date was a record set in the team pursuit (8 laps) event?
CREATE TABLE "men_s_records" (
  "event" text,
  "time" text,
  "name" text,
  "nation" text,
  "games" text,
  "date" text
);
SELECT "date" FROM "men_s_records" WHERE "event"='team pursuit (8 laps)';