<https://forums.welltrainedmind.com/topic/705887-iso-online-foreign-language-options/#comment-8870519>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.welltrainedmind.com/topic/705887-iso-online-foreign-language-options/?tab=comments#comment-8874760>