 However, at least one branch of the family returned around 1000 AD and stayed in Dithmarschen until 1280, when they were expelled again.Some members of the family fought against the people of Dithmarschen as knights in 1289, 1322 and 1404.The first completely provable documentation of the family is the Knight "Heneke of Thienen", born in 1270, in 1314.