_:nb185451de8dd47ac8a9b1b6f88e9be64xb1
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.sunnysidejapanese.com/post/%E6%84%8F%E5%9C%B0%E6%82%AA%E3%83%99%E3%83%B3%E3%83%81%E3%80%90lower-intermediate%E3%80%91>