About: http://webisa.webdatacommons.org/281450436

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The article is a bit light on details, but if we were to try to work in the far UV where the wavelength is around 50nm, we would only need a mirror 1/16 as big, or about 24 meters across... ok, you are still right :)
http://www.w3.org/ns/prov#wasQuotedFrom	slashdot.org