<https://www.digitalmusicnews.com/2018/09/27/latest-google-yandex-anti-piracy-databae/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.digitalmusicnews.com/2018/09/27/latest-google-yandex-anti-piracy-databae/>