PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The following is a brief review of some of the differences between various countries??? drug policies and how each country approaches the health crisis that can occur when a significant portion of their population is abusing drugs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drugabuse.net