PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Process technology involves every aspect of chemical processing, including extracting chemicals such as oil and natural gas, refining them and carefully monitoring the process that makes it happen.
http://www.w3.org/ns/prov#wasQuotedFrom
  • com.edu