《汉书·志·地理志下》
有十个县：三封县，武帝元狩三年筑城。
县十：三封，武帝元狩三年城。
There are ten counties: Sanfeng County, built in the third year of Emperor Wu's Wuan狩.
<s>[INST] Convert the following modern Chinese text into Classical Chinese: 有十个县：三封县，武帝元狩三年筑城。 [/INST] 县十：三封，武帝元狩三年城。</s>
Convert the following modern Chinese text into Classical Chinese: 有十个县：三封县，武帝元狩三年筑城。
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县十：三封，武帝元狩三年城。
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