《史记·三十世家·鲁周公世家》
三十年，真公去世，他的弟弟敖继位，就是武公。
三十年，真公卒，弟敖立，是为武公。
In the 30th year, Zhen Gong passed away and was succeeded by his younger brother Ao, who became Duke Wu.
<s>[INST] 请将下面的文言文翻译成英语: 三十年，真公卒，弟敖立，是为武公。 [/INST] In the 30th year, Zhen Gong passed away and was succeeded by his younger brother Ao, who became Duke Wu.</s>
请将下面的文言文翻译成英语: 三十年，真公卒，弟敖立，是为武公。
user
In the 30th year, Zhen Gong passed away and was succeeded by his younger brother Ao, who became Duke Wu.
assistant