《北史·列传·卷二十六》
 从敦煌出发到达西海，共有三条道路，各有自己险要的地势。
发自燉煌，至于西海，凡为三道，各有襟带。
There are three roads from Dunhuang to the West Sea, each with its own dangerous terrain.
<s>[INST] Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 发自燉煌，至于西海，凡为三道，各有襟带。 Updated:  从敦煌出发到达西海，共有三条道路，各有自己险要的地势。 [/INST] There are three roads from Dunhuang to the West Sea, each with its own dangerous terrain.</s>
Take each pair of old and new sentences and unite them into a single translation that captures the core meaning: Archaic: 发自燉煌，至于西海，凡为三道，各有襟带。 Updated:  从敦煌出发到达西海，共有三条道路，各有自己险要的地势。
user
There are three roads from Dunhuang to the West Sea, each with its own dangerous terrain.
assistant