《辽史·本纪·卷二十四》
十二月初七，以乌古敌烈统军使耶律马六为北院大王。
十二月癸丑，乌古敌烈统军使耶律马五为北院大王。
On the 7th of the first month of December, Yelu Ma Liu, the military commander of the Wugu enemy, was appointed the Great King of Beiyuan.
<s>[INST] Kindly elucidate the central themes in this passage in English: 十二月癸丑，乌古敌烈统军使耶律马五为北院大王。 [/INST] On the 7th of the first month of December, Yelu Ma Liu, the military commander of the Wugu enemy, was appointed the Great King of Beiyuan.</s>
Kindly elucidate the central themes in this passage in English: 十二月癸丑，乌古敌烈统军使耶律马五为北院大王。
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On the 7th of the first month of December, Yelu Ma Liu, the military commander of the Wugu enemy, was appointed the Great King of Beiyuan.
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