PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • However, such apparatus is encountered with problems that organic interfaces are clearly separated and when a substrate is driven to move between chambers, impurities such as water and oxygen can be mixed into the organic interface, in the case of forming the above-noted multilayer structure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com