Complex sentence: Thus, the Afridi tribe are one of the Karlani tribes, who had a formidable reputation as warriors.Infact, the great Pushtun tribe Burki is the sub-caste of it.
Split into simpler sentences: Thus, the Afridi tribe are one of the Karlani tribes, who had a formidable reputation as warriors. In fact, the great Pushtun tribe Burki is the sub-caste of it.