Zhuozhou (921) — the same event in Old History of the Five Dynasties and History of Liao

Old History of the Five Dynasties: On day Xinwei of the twelfth month, Wang Yu lured the Khitan leader An Bajian into invading Youzhou, then led his…

What each source says

Old History of the Five Dynasties (Jiu Wudai shi), Annals · AD 921 · 涿州

On day Xinwei of the twelfth month, Wang Yu lured the Khitan leader An Bajian into invading Youzhou, then led his army to Zhuozhou and took it.

十二月辛未,王鬱誘契丹安巴堅寇幽州
Location: 舊五代史 卷29

History of Liao (Liaoshi) · AD 921 · 涿州

He besieged Zhuozhou and took the outer city; the next day the prefect Li Sibi surrendered the city.

癸亥,圍涿州,有白兔緣壘而上,是日破其郛。
Location: 遼史 卷2 神冊6年 12月

Where the sources differ

A and B are two of the sources listed above.

On what pointSource ASource BWhat differs (in Korean)
WhoOld History of the Five Dynasties (Jiu Wudai shi), AnnalsHistory of Liao (Liaoshi)a는 왕욱이 거란 안파견 꾀어 침범 / b는 외성 함락 뒤 자사 바침

Place: 涿州

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