Question: What is the aggregate for the tie with a team 2 of Irtysh?
SQL: SELECT "Agg." FROM "2-16623894-7" WHERE "Team 2" = 'Irtysh';

Question: What was the aggregate in the match with a team 1 of Dinamo Minsk?
SQL: SELECT "Agg." FROM "2-16623894-7" WHERE "Team 1" = 'Dinamo Minsk';