<https://www.trc-leiden.nl/trc-needles/techniques/dyeing/variegated-threads-or-cloth>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/WebPage>
<https://www.trc-leiden.nl/trc-needles/index.php?option=com_k2&view=item&id=9606:variegated&Itemid=495&tmpl=component&print=1>