de Crespigny following the Zizhi Tongjian explains why it should be after Red Cliffs and in 209 no less in his translation of the Zizhi Tongjian To Establish Peace note 96 to Jian an 13 de Crespigny and Sima Guang seem to follow Sun Sheng s take in SGZ 47 Wu 2 the Biography of Sun Quan as the genuine account for this event