Complex sentence: The nomadic Cumans subsequently settled throughout the Great Hungarian Plain.the Cumans were violent against local people and their nomadic lifestyle was hurtful for the Hungarian peasants but the king favoured the Cumans.
Split into simpler sentences: The nomadic Cumans subsequently settled throughout the Great Hungarian Plain. The Cumans were violent against local people and their nomadic lifestyle was hurtful for the Hungarian peasants but the king favoured the Cumans.