There is some more documentation on looking up Freebase identifiers in RDF http://blog.databaseanimals.com/identifiers-in-freebase
Note also that there is now an unofficial browsing interface for :BaseKB that works quite well, and now at least something better than a 404 happens when you hit rdf.basekb.com http://blog.databaseanimals.com/the-unofficial-basekb-browsing-interface -- Paul Houle Expert on Freebase, DBpedia, Hadoop and RDF (607) 539 6254 paul.houle on Skype [email protected] http://legalentityidentifier.info/lei/lookup
