Question: What is the 2nd leg when team #1 is Rubin Kazan?
SQL: SELECT "2nd leg" FROM "2-17503189-3" WHERE "Team #1" = 'Rubin Kazan';

Question: What is the agg when team #2 is 2006 UEFA Intertoto Cup?
SQL: SELECT "Agg." FROM "2-17503189-3" WHERE "Team #2" = '2006 UEFA Intertoto Cup';