PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Yet the contemporary drug problem, char-acterized by a concentration of illicit drug use among The large majority of illicit drug users consume cannabis.youth, notably young males living in urban settings, and Some 170 million people consumed the substance at leastan expanding number of psychoactive substances, appears once a year in the recent period.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slideshare.net