PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • To make sure the transiting object was a planet and not a low-mass star or brown dwarf (which are about the same size as a gas-giant planet), McCullough conducted follow-up spectral observations with two telescopes at the University of Texas's McDonald Observatory.
http://www.w3.org/ns/prov#wasQuotedFrom
  • skyandtelescope.com