PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Construction workers have been running projects forever but do not have a recognized credential,??? she said. ???Certification is a tool to professionalize the series of skills they have acquired into a uniform body of knowledge.???
http://www.w3.org/ns/prov#wasQuotedFrom
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