<https://forum.allkpop.com/thread/39560-kakao-is-about-to-acquire-a-stake-in-sm-ent/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://forum.allkpop.com/thread/39560-kakao-is-about-to-acquire-a-stake-in-sm-ent/>