About: http://webisa.webdatacommons.org/388977231

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	I do not know how much they changed between marks, although I have a feeling it was mostly engines and equipment.
http://www.w3.org/ns/prov#wasQuotedFrom	britmodeller.com