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Ibrahimzai are a subgroup of the Gandapur tribe living in KulachiDera Ismail Khan. They reside in Kulachi town and Maddi and Looni villages. Naurang Khan was a famous Ibrahimzai in the 19th century. He was awarded a jagir by British Empire in Bannu District for his help in Multan in 1857. Tehsil Sarai Naurang bears his name to this date.