Complex sentence: Nór's journey from Kvenland to Norway is missing from "Hversu", which in fact does not even mention that Nór came from Kvenland at all, only stating: "Norr had great battles west of the Keel".
Split into simpler sentences: Nór's journey from Kvenland to Norway is missing from Hversu. In fact, Hversu does not even mention that Nór came from Kvenland at all, only stating that "Norr had great battles west of the Keel".