Complex sentence: He became a government official ("ikinci halife ") while continuing to write his encyclopedic contributions, the best known being the"Kashf al-zunūn", a bibliographical dictionary in the Arab language with over 14,500 entries in alphabetical order.
Split into simpler sentences: He became a government official (ikindji khalif) while continuing to write his encyclopedic contributions. The best known being the "Kashf al-zunnun", a bibliographical dictionary in the Arab language with over 14.500 entries in alphabetical order.