PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These flakes may have an average particle size (D50) of preferably from about 1 to about 50 ??m, particularly from about 10 to about 30 ??m, from a view point of color tone.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com