《资治通鉴·晋纪·晋纪二十》
桓温听说后赵国大乱，便出兵驻扎安陆，派遣手下几员大将去开创北方。
桓温闻赵乱，出屯安陆，遣诸将经营北方。
Huan Wen heard that Later Zhao was in great chaos, so he sent troops to station in Anlu and sent several of his generals to open up the north.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 桓温闻赵乱，出屯安陆，遣诸将经营北方。 [/INST] Huan Wen heard that Later Zhao was in great chaos, so he sent troops to station in Anlu and sent several of his generals to open up the north.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 桓温闻赵乱，出屯安陆，遣诸将经营北方。
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Huan Wen heard that Later Zhao was in great chaos, so he sent troops to station in Anlu and sent several of his generals to open up the north.
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