It says, what number your duck is that they have served.
Here is a tour of Tour d'Argent
What goes with Duck?
warm duck confit, baked onion & pear salad
twice roasted duck legs with wilted radicchio and balsamic glaze
jerusalem artichokes roasted in duck fat
hot raspberry souffle with rose petal creamÂ
I will let you look these recipes up for yourself.
Have fun with this and as Julia Childs says,