Complex sentence: "Sântana de Mureş-Chernyakhov" villages, sometimes covering an area exceeding, were not fortified and comprised two types of houses: sunken huts with walls made of wattle and daub and surface buildings with plastered timber walls.
Split into simpler sentences: Sântana de Mureş-Chernyakhov villages, sometimes covering an area exceeding, were not fortified. They were formed by two types of houses: sunken huts with walls made of wattle and daub, and surface buildings with plastered timber walls.