About: http://webisa.webdatacommons.org/35356692

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	The kernel is knowing that a mark was a unit of weight equating to 13shillings and fourpence, and since the only coin in the land was the silver penny, you would need 160 of them to make up your mark.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com