PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These confusing signals have to be monitored and removed from the measurements; Planck will use several of its wavelength channels to measure signals other than the CMB, thus obtaining the cleanest signal of the CMB ever.
http://www.w3.org/ns/prov#wasQuotedFrom
  • esa.int