《元史·列传·卷四十六》
七年，太宗命子贞为行台右司郎中。
七年，太宗命子贞为行台右司郎中。
In the seventh year, Emperor Taizong ordered Zi Zhen to be the minister of the right branch of the Xingtai.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 七年，太宗命子贞为行台右司郎中。 [/INST] In the seventh year, Emperor Taizong ordered Zi Zhen to be the minister of the right branch of the Xingtai.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 七年，太宗命子贞为行台右司郎中。
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In the seventh year, Emperor Taizong ordered Zi Zhen to be the minister of the right branch of the Xingtai.
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