Tell me the post-season record for kansas city
CREATE TABLE "season_by_season_results" (
  "season" text,
  "manager" text,
  "record_a" text,
  "win_pct" real,
  "post_season_record_e" text,
  "post_season_win_pct" text,
  "mlb_affiliate" text
);
SELECT "post_season_record_e" FROM "season_by_season_results" WHERE "mlb_affiliate"='kansas city';