《新唐书·列传·卷一百四十七》
昆明城的各井都产盐，王不征用，当地人食用。
昆明城诸井皆产盐，不征，群蛮食之。
The wells in Kunming City all produce salt, but the king does not make use of it and leaves it for the locals to consume.
<s>[INST] Identify the key themes in this Classical Chinese text and explain them in English: 昆明城诸井皆产盐，不征，群蛮食之。 [/INST] The wells in Kunming City all produce salt, but the king does not make use of it and leaves it for the locals to consume.</s>
Identify the key themes in this Classical Chinese text and explain them in English: 昆明城诸井皆产盐，不征，群蛮食之。
user
The wells in Kunming City all produce salt, but the king does not make use of it and leaves it for the locals to consume.
assistant