The narrative in AB give a very graphic depiction of JK's assault on the king and regent, adding some detail that are not mentioned in the rayal chronicles. first of all, the account alleges that it was a slave-servant of JK who suggesting involving the regent's chamberlian in the plot. Next follows a description of how the conspirators attacked the king during his nightly game of cards with other dignitaries. It is at this point that the story starts to deviate fron the royal chronicles. According to the Dutch version the usurpers not only killed the regent, but also went after his officials and other dignitaries who happened to be present