<http://purl.org/spar/fabio/Addendum#this> <http://www.w3.org/2002/07/owl#sameAs> <http://localhost:8890/about/id/entity/http/purl.org/spar/fabio/Addendum> . <http://purl.org/spar/fabio/Addendum#this> <http://www.w3.org/2007/05/powder-s#describedby> <http://localhost:8890/about/id/entity/http/purl.org/spar/fabio/Addendum> .