Question: what is the 1st round when team 1 is Stade Lavallois (D2)?
SQL: SELECT "1st round" FROM "2-18660293-1" WHERE "Team 1" = 'Stade Lavallois (D2)';

Question: what is the 1st round when team 2 is USL Dunkerque (D2)?
SQL: SELECT "1st round" FROM "2-18660293-1" WHERE "Team 2" = 'USL Dunkerque (D2)';

Question: who is team 1 when team 2 is USL Dunkerque (D2)?
SQL: SELECT "Team 1" FROM "2-18660293-1" WHERE "Team 2" = 'USL Dunkerque (D2)';