《宋史·列传·卷一百二十八》
张遇顺江而上，刘光世重整军队追到江州，截断其后卫部队并将其击败。
遇循江而上，光世整兵追至江州，断其后军破之。
Zhang Yu went up along the river, and Liu Guangshi reorganized the army and chased him to Jiangzhou, cutting off and defeating his rear guard.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 遇循江而上，光世整兵追至江州，断其后军破之。 [/INST] Zhang Yu went up along the river, and Liu Guangshi reorganized the army and chased him to Jiangzhou, cutting off and defeating his rear guard.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 遇循江而上，光世整兵追至江州，断其后军破之。
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Zhang Yu went up along the river, and Liu Guangshi reorganized the army and chased him to Jiangzhou, cutting off and defeating his rear guard.
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