What was the lowest attendance at the game against chicago when conklin made the decision?
CREATE TABLE "game_log" (
  "date" text,
  "visitor" text,
  "score" text,
  "home" text,
  "decision" text,
  "attendance" real,
  "record" text
);
SELECT MIN("attendance") FROM "game_log" WHERE "decision"='conklin' AND "visitor"='chicago';