<https://www.wowhead.com/news/kaelthas-and-the-accuser-talk-about-kelthuzads-defeat-in-sanctum-of-domination-323810>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://cn.wowhead.com/news/kaelthas-and-the-accuser-talk-about-kelthuzads-defeat-in-sanctum-of-domination-323810>