About: http://webisa.webdatacommons.org/328199438

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	Iron is the most perishable of metals, and, except under most unusual or peculiar conditions, all traces of small iron or steel tools would disappear completely in a few centuries.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com