mods

http://www.loc.gov/mods/v3# link to namespace URI +1+1

http://www.loc.gov/mods/rdf/v1# link to namespace URI +1+1

http://www.loc.gov/mods/v3/ link to namespace URI +1+1

Add alternative URI
ttl xml rdfa sparql txt json jsonld vann | lov | prefix.cc