CREATE TABLE table_name_55 (post_season_record_ VARCHAR, e_ VARCHAR, mlb_affiliate VARCHAR)

Tell me the post-season record for kansas city
SELECT post_season_record_ AS "e_" FROM table_name_55 WHERE mlb_affiliate = "kansas city"
SELECT "post_season_record_" AS "e_" FROM "table_name_55" WHERE "kansas city" = "mlb_affiliate"