Complex sentence: The Nunamiut were visited after WWII by Norwegian explorer and author Helge Ingstad he stayed for a period in the Brooks Range in northern Alaska among the Nunamiut eskimo tribe, and afterwards wrote Nunamiut-blant Alaskas innlandseskimoer ("Nunamiut-Inland Eskimos of Alaska").
Split into simpler sentences: The Nunamiut were visited after WWII by Norwegian explorer and author Helge Ingstad. He stayed for a period in the Brooks Range in northern Alaska among the Nunamiut, and afterwards wrote "Nunamiut-blant Alaskas innlandseskimoer" (translation: "Nunamiut-Inland Eskimos of Alaska").