PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Experiment: Justine Jordan, marketing director at Litmus, advises email marketers to experiment with different types of content to see what generates the best engagement rates, and look beyond opens and clicks to measure success.
http://www.w3.org/ns/prov#wasQuotedFrom
  • clickz.com