《宋书·志·卷十五》
丧礼既已实行，为什么要除掉丧服呢。
丧礼实行，何为除服。
Since mourning has already been practiced, why remove mourning clothes?
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 丧礼实行，何为除服。 [/INST] Since mourning has already been practiced, why remove mourning clothes?</s>
Identify the key themes in this Classical Chinese text and explain them in English: 丧礼实行，何为除服。
user
Since mourning has already been practiced, why remove mourning clothes?
assistant