PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For this reason, the study also examines the problems organic farmers could encounter in claiming compensations where mixing occurs, such as technical difficulties in measuring the level of ???contamination??? or the origin of the seeds.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slowfood.com