CREATE TABLE table_22821 ("Team #1" TEXT, "Agg. score" TEXT, "Team #2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

What's team #2 in the round where team $1 is Ilisiakos?
SELECT "Team #2" FROM table_22821 WHERE "Team #1" = 'Ilisiakos'
SELECT "Team #2" FROM "table_22821" WHERE "Team #1" = 'Ilisiakos'