For 10 points, give this number that appears in the title of an Alexandre Dumas novel about some musketeers.
Melchizedek tells a parable about these many rings in a Decameron story. An Edward Albee play with this number in its title uses letters of the alphabet to name this many "Tall Women." The alehouse in She Stoops to Conquer is titled after this many (*) pigeons, and Oskar Matzerath decides to stop growing at this age. There are this many daughters of the Prozorov family in a Chekhov play about this many "Sisters." The Cardinal Richelieu opposes a title group of this number as well as d'Artagnan in a French historical novel. For 10 points, give this number that appears in the title of an Alexandre Dumas novel about some musketeers.
Melchizedek tells a parable about these many rings in a Decameron story.
three (accept Parable of the Three Rings, Three Tall Women, Three Jolly Pigeons, Three Sisters, or The Three Musketeers)