<https://chcomeka.azurewebsites.net/omeka-s/api/items/4475>
<http://omeka.org/s/vocabs/o#resource_class>
<https://chcomeka.azurewebsites.net/omeka-s/api/resource_classes/9>
<https://chcomeka.azurewebsites.net/omeka-s/s/cdash/item/4475>