PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Somewhat paradoxically, it is difficult to grow on materials with which carbon is 'too reactive', i.e. many of the transition metals (e.g. iron, cobalt, etc) with which carbon exhibits a high mutual solubility.
http://www.w3.org/ns/prov#wasQuotedFrom
  • bris.ac.uk