CREATE TABLE table_54271 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Venue" TEXT, "Crowd" FLOAT, "Date" TEXT)

Which away team had a crowd of over 23,000 people?
SELECT "Away team" FROM table_54271 WHERE "Crowd" > '23,000'
SELECT "Away team" FROM "table_54271" WHERE "Crowd" > '23,000'