PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Based on optical properties such as brightness and color some of the normal stars in the cluster are known to have masses of about 40 suns.
http://www.w3.org/ns/prov#wasQuotedFrom
  • harvard.edu