PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Could there be a viable alternative(s) to water in the hydraulic fracturing (or fracking) process, especially in deserts and other arid environments where large deposits of shale gas exist?
http://www.w3.org/ns/prov#wasQuotedFrom
  • saurageresearch.com