CREATE TABLE table_256862_1 (finish VARCHAR, entries VARCHAR, winning_yacht VARCHAR)

Name the number of finishes for 15 entries 15 and l'esprit d'equipe
SELECT COUNT(finish) FROM table_256862_1 WHERE entries = "15" AND winning_yacht = "L'Esprit d'Equipe"
SELECT COUNT("finish") FROM "table_256862_1" WHERE "15" = "entries" AND "L'Esprit d'Equipe" = "winning_yacht"