CREATE TABLE table_56562 ("Team #1" TEXT, "Agg." TEXT, "Team #2" TEXT, "1st leg" TEXT, "2nd leg" TEXT)

Tell me the 2nd leg for alemannia aachen
SELECT "2nd leg" FROM table_56562 WHERE "Team #1" = 'alemannia aachen'
SELECT "2nd leg" FROM "table_56562" WHERE "Team #1" = 'alemannia aachen'