caption: The image shows a painting on the wall of a building depicting a man and a woman. The painting is believed to be from the Qing Dynasty, dating back to the 13th century. The man is wearing a long robe and a hat, and is holding a staff in one hand and a book in the other. The woman is standing beside him, wearing a traditional Chinese dress. The background of the painting is a deep blue, with a few stars twinkling in the night sky.