PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Viscosity is commonly used to characterize petroleum fluids, such as fuels and lubricants, and often they are specified in the trading and classification of petroleum products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com