Complex sentence: Now, the Naimans are one of the big tribe of modern Kazakh peoples, they belong to Middle Juz of Kazakhs, live mainly in the eastern, central and southern parts of Kazakhstan, with a population of approximately 2.5 million among Kazakhs in Kazakhstan.
Split into simpler sentences: Now, the Naimans are one of the big tribe of modern Kazakh peoples, they belong to Middle Juz of Kazakhs. They live mainly in the eastern, central and southern parts of Kazakhstan, with a population of approximately 2.5 million among Kazakhs in Kazakhstan.