《宋史·本纪·卷三十二》
这天，金军立东京留守葛王雍为皇帝，改元大定。
是日，金人立其东京留守葛王褒为皇帝，改元大定。
On this day, the Jurchen army established Ge Wangyong, the prefect of Tokyo, as emperor, and changed the era name to Dading.
<s>[INST] Render the following Classical Chinese text into fluent English: 是日，金人立其东京留守葛王褒为皇帝，改元大定。 [/INST] On this day, the Jurchen army established Ge Wangyong, the prefect of Tokyo, as emperor, and changed the era name to Dading.</s>
Render the following Classical Chinese text into fluent English: 是日，金人立其东京留守葛王褒为皇帝，改元大定。
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On this day, the Jurchen army established Ge Wangyong, the prefect of Tokyo, as emperor, and changed the era name to Dading.
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