<https://www.osarai-kitchen.com/nhk/nhk%e3%81%8d%e3%82%87%e3%81%86%e3%81%ae%e6%96%99%e7%90%86/%e7%ac%a0%e5%8e%9f%e6%b5%81%e3%81%94%e3%81%af%e3%82%93%e3%81%a9%e3%82%8d%e3%81%bc%e3%81%86/>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.osarai-kitchen.com/nhk/nhk%E3%81%8D%E3%82%87%E3%81%86%E3%81%AE%E6%96%99%E7%90%86/%E7%AC%A0%E5%8E%9F%E6%B5%81%E3%81%94%E3%81%AF%E3%82%93%E3%81%A9%E3%82%8D%E3%81%BC%E3%81%86/>