<https://headsubhead.com/2008/07/08/the-ever-evolving-librarything/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/BreadcrumbList>
<https://headsubhead.com/2008/07/08/the-ever-evolving-librarything/>