<https://pentandradigitalmarketing.com/the-layout-manager-allows-for-complex-structures-to-be-created-easily/#primaryimage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://pentandradigitalmarketing.com/the-layout-manager-allows-for-complex-structures-to-be-created-easily/>