<https://riauaktual.com/news/detail/83793/hanya-diikuti-2-ribuan-orang-vaksinasi-merdeka-pemko-pekanbaru-sepi-peminat>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://riauaktual.com/news/detail/83793/hanya-diikuti-2-ribuan-orang-vaksinasi-merdeka-pemko-pekanbaru-sepi-peminat>