Complex sentence: Utstein Abbey (in Norwegian Utstein Kloster) is Norway's best-preserved medieval monastery, located on the island of Mosterøy in Rennesøy municipality, Rogaland county.
Split into simpler sentences: Utstein Abbey (in Norwegian Utstein Kloster) is Norway's best-preserved medieval monastery. It is located on the island of Mosterøy in Rennesøy municipality, Rogaland county.