Question: Which opponent had a round of SF?
SQL: SELECT "Opponent" FROM "2-16649424-5" WHERE "Round" = 'SF';

Question: What was the result when the opponent was Celtic?
SQL: SELECT "Result" FROM "2-16649424-5" WHERE "Opponent" = 'Celtic';

Question: What was the result for round R3?
SQL: SELECT "Result" FROM "2-16649424-5" WHERE "Round" = 'R3';