《新唐书·本纪·卷五·睿宗 玄宗》
四月初一，建筑京城的外城。
四月乙卯，筑京师外郭。
On the first day of the fourth month, the outer city walls of the capital were built.
<s>[INST] Translate the following Classical Chinese text into English: 四月乙卯，筑京师外郭。 [/INST] On the first day of the fourth month, the outer city walls of the capital were built.</s>
Translate the following Classical Chinese text into English: 四月乙卯，筑京师外郭。
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On the first day of the fourth month, the outer city walls of the capital were built.
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