CREATE TABLE table_57519 ("Tie no" TEXT, "Home team" TEXT, "Score" TEXT, "Away team" TEXT, "Attendance" TEXT)

What is the away team when the home team is Cheltenham Town?
SELECT "Away team" FROM table_57519 WHERE "Home team" = 'cheltenham town'
SELECT "Away team" FROM "table_57519" WHERE "Home team" = 'cheltenham town'