<https://shingomusic.com/%e5%8a%87%e5%9b%a3bdp%e5%85%ac%e6%bc%94-vol-7%e3%80%8c%e3%83%80%e3%83%b3%e3%82%b9%e3%81%ae%e6%9c%9d2007%e3%80%8d%e3%80%80/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://shingomusic.com/%E5%8A%87%E5%9B%A3bdp%E5%85%AC%E6%BC%94-vol-7%E3%80%8C%E3%83%80%E3%83%B3%E3%82%B9%E3%81%AE%E6%9C%9D2007%E3%80%8D%E3%80%80/>