PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In addition, the effects of the operations on water sources are already beginning to become apparent: a creek that used to be clear has become muddy, contaminated by soil excavated during road-building and other works.
http://www.w3.org/ns/prov#wasQuotedFrom
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