<https://secure.gravatar.com/avatar/5ffceb5fcacb5d144853e4eae447f5a0?s=96&d=retro&r=r>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.burgerbe.de/2020/10/25/milliardaerin-heidi-horten-kauft-schloss-thuern-kaernten/>