PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To determine how many Earth-size and larger planets there are in or near the habitable zone (often called Goldilocks planets")[75] of a wide variety of spectral types of stars.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mashpedia.com