《宋史·本纪·卷四十六》
景定元年六月初六，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。
景定元年六月壬寅，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。
On June 6 of the first year of Jingding, he was established as the Crown Prince, granted the name Changyuan, and ordered Yang Dong and Ye Mengding to be the Crown Prince's Jianshi.
<s>[INST] For each of the following sets of Classical Chinese and Modern Chinese sentences, provide an English translation that captures the essence of both: Classical: 景定元年六月壬寅，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。 Modern: 景定元年六月初六，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。 [/INST] On June 6 of the first year of Jingding, he was established as the Crown Prince, granted the name Changyuan, and ordered Yang Dong and Ye Mengding to be the Crown Prince's Jianshi.</s>
For each of the following sets of Classical Chinese and Modern Chinese sentences, provide an English translation that captures the essence of both: Classical: 景定元年六月壬寅，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。 Modern: 景定元年六月初六，立为皇太子，赐字长源，命杨栋、叶梦鼎为太子詹事。
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On June 6 of the first year of Jingding, he was established as the Crown Prince, granted the name Changyuan, and ordered Yang Dong and Ye Mengding to be the Crown Prince's Jianshi.
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