PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In our muggle world, one object traps light: a black hole. (I am not saying that the deluminator is a black hole; it just does something similar.) Black holes are the most dense objects known to science, with gravitational fields so strong that even light cannot escape from them.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nsta.org