<https://forum.affinity.serif.com/index.php?/topic/87322-set-rotation-point-overwritten-by-transform-studio/#comment-463123>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.affinity.serif.com/index.php?/topic/87322-set-rotation-point-overwritten-by-transform-studio/>