 The new Emperor Wenxuan created the former emperor the Prince of Zhongshan, and gave him the special treatment of not having to declare himself a subject of the new emperor.He created his sister, the former empress, the Princess Taiyuan.The former emperor resided with the princess, and the princess, worried that her brother might do her husband harm, kept close watch on her husband, often tasting his food to make sure that it was not poisoned.