《新唐书·列传·卷一百四十七》
青壮年都是战士，有马的则是骑兵。
壮者皆为战卒，有马为骑军。
All young men are soldiers, and those with horses are cavalry.
<s>[INST] Convert the following English text into Classical Chinese: All young men are soldiers, and those with horses are cavalry. [/INST] 壮者皆为战卒，有马为骑军。</s>
Convert the following English text into Classical Chinese: All young men are soldiers, and those with horses are cavalry.
user
壮者皆为战卒，有马为骑军。
assistant