PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, like in other types of sinkholes, objects and other material can get stuck in the fractures where water would normally flow out.
http://www.w3.org/ns/prov#wasQuotedFrom
  • howstuffworks.com