CREATE TABLE "season_schedule" (
  "week" real,
  "date" text,
  "opponent" text,
  "score" text,
  "result" text,
  "attendance" text,
  "record" text
);

Question: What was the date of the game with an attendance of 20,874 fans?
SQL: SELECT "date" FROM "season_schedule" WHERE "attendance"='20,874';

Question: What was the record the the match against vs. calgary stampeders before week 15?
SQL: SELECT "record" FROM "season_schedule" WHERE "opponent"='vs. calgary stampeders' AND "week"<15;