PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some institutions, such as the Oregon and Minnesota science museums as well as the Exploratorium, even employ substantial in-house research teams to continuously evaluate their offerings and conduct broader studies to advance the field of informal science learning.
http://www.w3.org/ns/prov#wasQuotedFrom
  • edweek.org