<https://letsplay-retropc.tsapps.net/pc9821cx/vol5-cf-format-and-msdos-install>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://letsplay-retropc.tsapps.net/pc9821cx/vol5-cf-format-and-msdos-install>