Complex sentence: This meant that Neferefre's and Neferirkare's mortuary complexes became somewhat isolated on the Abusir plateau, their priests therefore had to live next to the temple premises in makeshift dwellings, and they stored the administrative records onsite.
Split into simpler sentences: This meant that Neferefre's and Neferirkare's mortuary complexes became somewhat isolated on the Abusir plateau. Their priests therefore had to live next to the temple premises in makeshift dwellings, and they stored the administrative records onsite.