PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Examples of substantially planar surfaces include but are not limited to glass slides, chips made out of glass (such as glass cover slips) or of other suitable materials such as quartz or plastic polymers, the bottom surface of a well (such as a well in a multi-well plate), nonporous films or membranes, porous films or membranes, filters, meshes, or grids.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com