<https://retn.net/#/schema/person/708ebd84173cf5557ec3f5ffe14a2821>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/Person>
<https://retn.net/2013/04/18/new-dwdm-line-dnipropetrovsk-kharkiv/>