About: http://webisa.webdatacommons.org/291477067

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	However, the tracking of paper coupons is a very time consuming and imprecise process.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com