Complex sentence: He not only established the genre fabula palliata but also adapted meters from Greek drama to meet the needs of Latin, setting a precedent followed by all later writers of the genre, notably Plautus and Terence.
Split into simpler sentences: He not only established the genre fabula palliata, but also adapted meters from Greek drama to meet the needs of Latin. He set a precedent followed by all later writers of the genre, notably Plautus and Terence.