Grünkappe
Grünkappe (English: "Green Cap") is an Iranian folktale collected by Arthur Christensen, a human maiden who marries a youth in horseskin, loses him due to her breaking his trust, and goes after him at his mother's home, where she is forced to perform hard tasks for her. The tale belongs to the international cycle of the Animal as Bridegroom or The Search for the Lost Husband, wherein a human princess marries a supernatural husband, loses him, and goes on a quest to find him.