Question: What was the first leg score of the matchup with a 2nd leg of 80-70?
SQL: SELECT "1st leg" FROM "2-18842999-3" WHERE "2nd leg" = '80-70';

Question: Who was the team 2 in the game with a team 1 of Liege Basket?
SQL: SELECT "Team #2" FROM "2-18842999-3" WHERE "Team #1" = 'Liege Basket';

Question: What was the 1st leg score in the matchup with a 2nd leg of 72-89?
SQL: SELECT "1st leg" FROM "2-18842999-3" WHERE "2nd leg" = '72-89';

Question: What was the aggregate score of the matchup with a leg 2 of 72-64?
SQL: SELECT "Agg." FROM "2-18842999-3" WHERE "2nd leg" = '72-64';

Question: What was the 2nd leg score in the matchup with a team 2 of KK Borac?
SQL: SELECT "2nd leg" FROM "2-18842999-3" WHERE "Team #2" = 'KK Borac';