PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Secondly, the activity of anaerobic bacteria has proven to be very sensitive to pH, temperature, and toxic materials such as ammonia, pyridine, and heavy metals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com