<https://www.maerakluke.com/topics/category/%e0%b8%81%e0%b8%b2%e0%b8%a3%e0%b8%95%e0%b8%b1%e0%b9%89%e0%b8%87%e0%b8%84%e0%b8%a3%e0%b8%a3%e0%b8%a0%e0%b9%8c/%e0%b8%aa%e0%b8%b8%e0%b8%82%e0%b8%a0%e0%b8%b2%e0%b8%9e%e0%b8%8a%e0%b9%88%e0%b8%a7%e0%b8%87%e0%b8%95%e0%b8%b1%e0%b9%89%e0%b8%87%e0%b8%84%e0%b8%a3%e0%b8%a3%e0%b8%a0%e0%b9%8c>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.maerakluke.com/topics/15687>