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

Question: What is the lowest value for Week, when the Attendance is greater than 22,958, and when the Opponent is At Chicago Cardinals?
SQL: SELECT MIN("week") FROM "schedule" WHERE "attendance">'22,958' AND "opponent"='at chicago cardinals';