PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The work is the first of three papers that study the properties of the Milky Way's two most massive satellites.Supported in part by the National Science Foundation (NSF), the SDSS is the most extensive survey of the optical sky performed to date.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nsf.gov