Thank you to all the people who helped me during this research.
A special thanks to:
Pierre Woudenberg, Wouter Verschuren, Johannes Boer, Corrie de Roo-Vierdag, Paul de Roo, Martin Prchal, Daan van Aalst and Karin de Leeuw.
also:
Martin Prchal, Martie Severt, Sonia Popoff, Arjan Woudenberg, Tim Sabel, Ernestine Stoop, Lilita Dunska, Paul de Vugt, Pepijn de Ruiter, Wim de Jong, Alice Trocellier
Stefan Woudenberg, 2022