Question: what is team 2 when team 1 is FC Rouen (D1)?
SQL: SELECT "Team 2" FROM "2-16880629-1" WHERE "Team 1" = 'FC Rouen (D1)';

Question: what is team 1 when team 2 is Gazélec Ajaccio (D3)?
SQL: SELECT "Team 1" FROM "2-16880629-1" WHERE "Team 2" = 'Gazélec Ajaccio (D3)';

Question: what is the 1st round when team 2 is Olympique Lyonnais (D2)?
SQL: SELECT "1st round" FROM "2-16880629-1" WHERE "Team 2" = 'Olympique Lyonnais (D2)';