CREATE TABLE table_8486 ("Home team" TEXT, "Home team score" TEXT, "Away team" TEXT, "Away team score" TEXT, "Ground" TEXT, "Date" TEXT, "Crowd" FLOAT)

When the crowd was greater than 19,498 who was the away team?
SELECT "Away team" FROM table_8486 WHERE "Crowd" > '19,498'
SELECT "Away team" FROM "table_8486" WHERE "Crowd" > '19,498'