<https://credreg.net/ctdl/terms/educationLevel#ProfessionalDoctorate>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/DefinedTermSet>
<https://www.findlaw.com/hirealawyer/choosing-the-right-lawyer/admiralty-law.html>