About: http://webisa.webdatacommons.org/157675330

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	Each of the coupons typically includes a bar code, or other coding technique, which is scanned at the point-of-sale system and provides a pointer to a location in a product lookup (PLU) table.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com