<https://docmanhattan.blogspot.com/2019/12/last-christmas-wham-riassuntone.html>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://docmanhattan.blogspot.com/2019/12/last-christmas-wham-riassuntone.html?showComment=1576848813801>