PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These periods tend to occur following magnetic reversal of the solar fields at the sunspot peak of the ~11-year cycle of the sun, and could have significant implications for civil engineering projects near earthquake zones, mining, drilling, and other applications for which it may be advantageous to know when earth is less-likely to have a large earthquake.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com