《太平广记·卷二十一·神仙二十一》
当初，唐玄宗登封太岳回来，问司马承祯： 五岳是什么神主宰的？ 
初玄宗登封太岳回，问承祯： 五岳何神主之？ 
Once, Grand Emperor Xuanzong of the Tang Dynasty came back from the Great Offering to Mount Tai, and asked Sima Chengzhen: “Which gods dominate the Five Great Mountains?” 
<s>[INST] Dissect the grammatical structure of the following Classical Chinese sentence and provide its English translation: 大山柏，小不材。  [/INST] Grammatical analysis: [...], English translation: Large Chinese juniper is valuable, small ones rather useless.</s>
Dissect the grammatical structure of the following Classical Chinese sentence and provide its English translation: 大山柏，小不材。
user
Grammatical analysis: [...], English translation: Large Chinese juniper is valuable, small ones rather useless.
assistant