she was close friends with Anne Frank, she even saw her at Bergen-Belsen (I don't know if her little sister is still alive, or the other girl Jackie Van Maarsen who Anne befriended months before she went into hiding)
https://www.annefrank.org/en/about-us/news-and-press/news/2022/10/28/memoriam-hannah-pick-goslar/?fbclid=IwAR06RDoIF1OeYunEz7oN1sjnbBFb52PztrTsbfnvP5mIAucPUNZQquPZdjg