Question: What is the score for the 2nd leg when Belasica is team 2?
SQL: SELECT "2nd leg" FROM "2-18122086-2" WHERE "Team 2" = 'Belasica';

Question: When Cementarnica is team 2 what is the aggregate score?
SQL: SELECT "Agg." FROM "2-18122086-2" WHERE "Team 2" = 'Cementarnica';