PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It seems that the consensus is that for such languages, the spelling may be normalised/standardised, and any other spellings may be treated as alternative spellings.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wiktionary.org