sentences:  However, al-Maqrizi also includes a different narrative that casts doubt on whether al-Afdal's move was really a carefully prepared coup.When al-Afdal summoned three of al-Mustansir's sons—Nizar, Abdallah, and Isma'il, apparently the most prominent among the caliph's progeny—to the palace to do homage to al-Musta'li, who had been seated on the throne, they each refused.Not only did they reject al-Musta'li, but each of them claimed that al-Mustansir had chosen him as his successor.