PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The sun, being made mostly of hydrogen, shines strongly in H-Alpha light, but much, much more strongly in all the rest of the visible spectrum so without some very specialized (and expensive) equipment, photographing the sun in H-Alpha light is not going to be something you can do with a EOS D60a.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bobatkins.com