《旧五代史·后唐·庄宗纪二》
闰五月二日，攻幽州西门，燕人出战，被打败。
闰月己酉，攻其西门，燕人出战，败之。
On May 2, he attacked the west gate of Youzhou. The Yan army fought back but was defeated.
<s>[INST] Render the following Classical Chinese text into fluent English: 闰月己酉，攻其西门，燕人出战，败之。 [/INST] On May 2, he attacked the west gate of Youzhou. The Yan army fought back but was defeated.</s>
Render the following Classical Chinese text into fluent English: 闰月己酉，攻其西门，燕人出战，败之。
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On May 2, he attacked the west gate of Youzhou. The Yan army fought back but was defeated.
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