caption: The image shows a painting of a man on a horse being led by a group of people, with a tree in the background. The painting is believed to be from the 15th century, depicting a scene from a medieval manuscript. The man on the horse is wearing a long robe and a crown, and is holding a staff in one hand and a book in the other. The people around him are dressed in medieval clothing, and the tree is lush and green. The sky is a deep blue, with white clouds scattered throughout.