《左传·哀公·哀公十一年》
五月二十七日，两军在艾陵作战。展如打败高无邳，国书打败胥门巢。
甲戌，战于艾陵，展如败高子，国子败胥门巢。
On the 27th of May, the two armies fought at Ailing. Zhan Ru defeated Gao Wupi, and Guo Shu defeated Xumen Chao.
<s>[INST] Kindly elucidate the central themes in this passage in English: 甲戌，战于艾陵，展如败高子，国子败胥门巢。 [/INST] On the 27th of May, the two armies fought at Ailing. Zhan Ru defeated Gao Wupi, and Guo Shu defeated Xumen Chao.</s>
Kindly elucidate the central themes in this passage in English: 甲戌，战于艾陵，展如败高子，国子败胥门巢。
user
On the 27th of May, the two armies fought at Ailing. Zhan Ru defeated Gao Wupi, and Guo Shu defeated Xumen Chao.
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