Question: What was the aggregate score for Montauban?
SQL: SELECT "Aggregate score" FROM "1-27986200-3" WHERE "Proceed to Quarter-final" = 'Montauban';

Question: Who proceeded to the quarter finals with a points margin of 21?
SQL: SELECT "Proceed to Quarter-final" FROM "1-27986200-3" WHERE "Points margin" = 21.0;

Question: What were the match points when Bordeaux-Bègles was eliminated from competition? 
SQL: SELECT "Match points" FROM "1-27986200-3" WHERE "Eliminated from competition" = 'Bordeaux-Bègles';