PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, one of the key reasons that grassland birds have experienced a steeper decline than any other guild of North American birds may have to do with the extirpation of bison from grassland ecosystems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sierraclubyellowstonecampaign.org