" For 10 points, name this author of The Cloven Viscount and If On a Winter's Night a Traveler.
One of his protagonists refers to his sister as the "Dark Girl of Long Alley" and steals a gun from her Nazi lover to bury in a secret location. The title character of another work battles with the "fruit thieves," dies by fastening himself to the anchor of a balloon, and refuses to eat his sister's snail soup. Those novels about Pin and Cosimo are The Baron in the Trees and The Path to the Nest of Spiders.  In another of his novels, Medardo of Terralba is split in half by a cannonball, and in another a plot about swapping suitcases devolves into a romance between Ludmilla and "The Reader." For 10 points, name this author of The Cloven Viscount and If On a Winter's Night a Traveler.
One of his protagonists refers to his sister as the "Dark Girl of Long Alley" and steals a gun from her Nazi lover to bury in a secret location.
Italo Calvino