<https://forums.sassnet.com/index.php?/topic/358450-music-song-title-conga-%F0%9F%8E%B5/page/48/#comment-4632571>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forums.sassnet.com/index.php?/topic/358450-music-song-title-conga-%F0%9F%8E%B5/page/48/#comment-4631414>