《晋书·列传·第十章》
参预诛杀杨骏，被封为平阳乡侯，封邑千户。
豫诛杨骏，封平阳乡侯，邑千户。
He participated in the execution of Yang Jun. He was enfeoffed as the Marquis of Pingyang and given a fief of a thousand households.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 豫诛杨骏，封平阳乡侯，邑千户。 [/INST] He participated in the execution of Yang Jun. He was enfeoffed as the Marquis of Pingyang and given a fief of a thousand households.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 豫诛杨骏，封平阳乡侯，邑千户。
user
He participated in the execution of Yang Jun. He was enfeoffed as the Marquis of Pingyang and given a fief of a thousand households.
assistant