PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Coal ash from the plant is known to contain heavy metals such as cadmium, lead, selenium, and mercury, and produce suspended particulate matter, which is known to cause health problems, especially among children and the elderly.
http://www.w3.org/ns/prov#wasQuotedFrom
  • typepad.com