<http://webisa.webdatacommons.org/325401985> <http://www.w3.org/ns/prov#value> "Now, projection is a term that is familiar enough, but often our understanding goes no deeper than the term itself, as if it were a phenomenon that takes place in a mental black box." . <http://webisa.webdatacommons.org/325401985> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/503460179> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/325401985> . <http://webisa.webdatacommons.org/prov/247114625> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/325401985> . <http://webisa.webdatacommons.org/325401985> <http://www.w3.org/ns/prov#wasQuotedFrom> <brusselsjournal.com> .