《左传·襄公·襄公十九年》
齐国的庆封率军包围高唐，没有取胜。
齐庆封围高唐，弗克。
Qingfeng of Qi led an army to besiege Gaotang, but won no victory.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 齐庆封围高唐，弗克。 [/INST] Qingfeng of Qi led an army to besiege Gaotang, but won no victory.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 齐庆封围高唐，弗克。
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Qingfeng of Qi led an army to besiege Gaotang, but won no victory.
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