《宋书·列传·卷四十二》
因为平桓玄有功，封为西华县五等子爵。
以平桓玄功，封西华县五等子。
As he had distinguished himself in defeating Huan Xuan, he was conferred the title of Viscount of the Fifth Rank of Xihua County.
<s>[INST] Rewrite the following English passage in the style of Classical Chinese: As he had distinguished himself in defeating Huan Xuan, he was conferred the title of Viscount of the Fifth Rank of Xihua County. [/INST] 以平桓玄功，封西华县五等子。</s>
Rewrite the following English passage in the style of Classical Chinese: As he had distinguished himself in defeating Huan Xuan, he was conferred the title of Viscount of the Fifth Rank of Xihua County.
user
以平桓玄功，封西华县五等子。
assistant