About: http://webisa.webdatacommons.org/316060384

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	MacFarlane was Chairman of the UDC and contrary to your statement there is a fair amount of information about him, though you would need to dig it out from the usual places.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com