PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, there is a long history of failed educational innovations due to various factors including a lack of supporting research or implementation difficulties (Ellis, 2005).
http://www.w3.org/ns/prov#wasQuotedFrom
  • rtinetwork.org