PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • FIG. 49 and still further examples of L and X may be found in Comprehensive Coordination Chemistry, Volume 2, G. Wilkinson (editor-in-chief), Pergamon Press, especially in chapter 20.1 (beginning at page 715) by M. Calligaris and L. Randaccio and in
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