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

Question: What was the earliest week with a game against the Pittsburgh Steelers at City Stadium attended by less than 32,012?
SQL: SELECT MIN("week") FROM "schedule" WHERE "attendance"<'32,012' AND "venue"='city stadium' AND "opponent"='pittsburgh steelers';