caption: The image shows an open book with a painting of a group of people on horseback, surrounded by trees and text. The painting is believed to be from the Shahnama book of kings of Shah Tahmasp, dating back to the late 19th or early 20th century. The people in the painting are dressed in traditional clothing and are engaged in various activities, with some of them riding horses and others standing around them. The trees in the background are lush and green, and the text is written in a beautiful script.