《三国志·魏书·桓二陈徐卫卢传》
过了很久，刘表征召他为从事祭酒，想要将自己妻子的妹妹蔡氏嫁给他。
久之，刘表辟为从事祭酒，欲妻以妻妹蔡氏。
After a long time, Liu Biao summoned him to be a priest in charge of sacrifices, and wanted to marry him to his wife's sister, Cai Shi.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 久之，刘表辟为从事祭酒，欲妻以妻妹蔡氏。 [/INST] After a long time, Liu Biao summoned him to be a priest in charge of sacrifices, and wanted to marry him to his wife's sister, Cai Shi.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 久之，刘表辟为从事祭酒，欲妻以妻妹蔡氏。
user
After a long time, Liu Biao summoned him to be a priest in charge of sacrifices, and wanted to marry him to his wife's sister, Cai Shi.
assistant