About: http://webisa.webdatacommons.org/124541895

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	But I noticed the wedges used by the gentlemen in the video were mad of hardened steel, which if I remember correctly was a material not in use until
http://www.w3.org/ns/prov#wasQuotedFrom	abovetopsecret.com