PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This may be because many yellow diamonds that are mined end up having too many impurities to be evenly yellow or pleasant in color, and other simply may not be high enough in quality to be used.
http://www.w3.org/ns/prov#wasQuotedFrom
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