PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Perishable goods such as wheat and vegetables were far less likely to be traded large-scale on trade routes, though more exotic staples might exchange hands in small quantities (pasta, potatoes, and chocolate reached disparate parts of the world as a result of being carried along trade routes in this manner.) Of commodities, the examples mentioned earlier in this article are among the most famous,
http://www.w3.org/ns/prov#wasQuotedFrom
  • world-geography.org