《宋书·列传·卷七十三》
文帝顿时颜色大变，勃然大怒。
上变色。
Emperor Wen's face suddenly changed, and he was furious.
<s>[INST] Translate the following Classical Chinese text into English: 上变色。 [/INST] Emperor Wen's face suddenly changed, and he was furious.</s>
Translate the following Classical Chinese text into English: 上变色。
user
Emperor Wen's face suddenly changed, and he was furious.
assistant