CREATE TABLE table_14555 ("Opponent" CLOB, "OVERALL" CLOB, "HOME" CLOB, "AWAY" CLOB, "PLYFF" CLOB)

Which away team has a playoff record of (0-0) and played against Sioux City Bandits?
SELECT "AWAY" FROM table_14555 WHERE "PLYFF" = '(0-0)' AND "Opponent" = 'sioux city bandits'
SELECT "AWAY" FROM "table_14555" WHERE "Opponent" = 'sioux city bandits' AND "PLYFF" = '(0-0)'