<https://viaseating.com/materials/graded-in-textile-look-up/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://viaseating.com/materials/graded-in-textile-look-up/?grade=&material%20type=&mill=ARCCOM&pattern=&sort=grade&_page=5>