Complex sentence: The earliest known ancestor is Knight Hentzlinus de Waldow the family acquired land in Neumark, Meissen, Silesia and Pomerania, where they came to possession and prestige which they retained until the second world war.
Split into simpler sentences: The earliest known ancestor is Knight Hentzlinus de Waldow. The family acquired land in Neumark, Meissen, Silesia and Pomerania, where they came to prominence and prestige that they retained until the second world war.