Complex sentence: The city of Carthage also served as a center of knowledge, exemplified by the work of the Punic writer Mago, who consolidated the agricultural and viticultural knowledge of the 3rd-and 2nd-century BC Mediterranean world into a 28-volume set.
Split into simpler sentences: The city of Carthage also served as a center of knowledge, hallmarked by the work of the Punic writer Mago. During his lifetime, Mago consolidated the agricultural and viticultural knowledge of the 3rd and 2nd century Mediterranean world into a 28 volume set.