PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For reporting system, use normalization unless denormaliztion is required for whatever reason, such as ease of adhoc query, performance, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com