《三国志·魏书·明帝纪》
十二月十九日完工，举行祭祀大礼。
十二月壬子冬至，始祀。
It was completed on December 19, and a grand ceremony of sacrifice was held.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 十二月壬子冬至，始祀。 [/INST] It was completed on December 19, and a grand ceremony of sacrifice was held.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 十二月壬子冬至，始祀。
user
It was completed on December 19, and a grand ceremony of sacrifice was held.
assistant