<|im_start|>user
Given this paragraph on the Persian language, which are the 2 sub groups of the Western Iranian language?

Context:
The Western Iranian languages themselves are divided into two subgroups: Southwestern Iranian languages, of which Persian is the most widely spoken, and Northwestern Iranian languages, of which Kurdish and Balochi are the most widely spoken<|im_end|>
<|im_start|>assistant
Southwestern and Northwestern Iranian language<|im_end|>
