PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Groceries are a notoriously low-margin business, and the aggressive expansion of discounters like Walmart has made the business even more cutthroat than it was in Webvan's day.And competition in the online grocery business is heating up.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalpost.com