CREATE TABLE "regular_season_schedule" (
  "week" real,
  "date" text,
  "opponent" text,
  "result" text,
  "attendance" real
);

Question: What was the earliest week the team played the chicago cardinals in front of less than 25,312?
SQL: SELECT MIN("week") FROM "regular_season_schedule" WHERE "opponent"='chicago cardinals' AND "attendance"<'25,312';

Question: What day did they play on week 4?
SQL: SELECT "date" FROM "regular_season_schedule" WHERE "week"=4;