About: http://webisa.webdatacommons.org/446601095

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	For American Express payment cards, the code is a four-digit unembossed number printed above the PAN on the face of the payment cards.
http://www.w3.org/ns/prov#wasQuotedFrom	pcisecuritystandards.org