PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It provides statistical proof of what we have all suspected: the internet, and especially social media, are essential tools for nonprofit volunteer engagement.
http://www.w3.org/ns/prov#wasQuotedFrom
  • volunteermatch.org