<https://east-sussex.tiledoctor.biz/category/examples-of-jobs-completed-by-tile-doctor-east-sussex/work-by-category/terracotta-tile-cleaning/#primaryimage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://east-sussex.tiledoctor.biz/category/terracotta-tile-cleaning/>