PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Therefore, there is a need for improved methods, apparatuses, and compositions for separating rhenium-188 from its parent tungsten-188.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com