PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Xavier Bonfils, France???s Joseph Fourier University-Grenoble said ???There are a wide range of structures and compositions that allow Gliese 163c to be a habitable planet???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • spaceindustrynews.com