Xhtml content class
see §3.1.1.3 of rfc 4287. The datatype of xhtml strings
domain
Xhtml content class
see §3.1.1.3 of rfc 4287. The datatype of xhtml strings
type
comment
see §3.1.1.3 of rfc 4287. The datatype of xhtml strings
@en
label
Xhtml content class