CREATE TABLE table_name_64 (opponent_in_the_final VARCHAR, tournament VARCHAR)

who is the opponent in the final when the tournament is cagnes-sur-mer?
SELECT opponent_in_the_final FROM table_name_64 WHERE tournament = "cagnes-sur-mer"
SELECT "opponent_in_the_final" FROM "table_name_64" WHERE "cagnes-sur-mer" = "tournament"