About: http://webisa.webdatacommons.org/110458455

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	Ther was an article in either pop sci or pop mechanics in the late 1990's that explained the whole thing.
http://www.w3.org/ns/prov#wasQuotedFrom	candlepowerforums.com