<https://sparknetwork.com/2021/10/15/jennifer-grancio-on-whats-next-for-engine-no-1/#breadcrumb>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://sparknetwork.com/2021/10/15/jennifer-grancio-on-whats-next-for-engine-no-1/>