PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • One should therefore recognise that such conflict is possible and take steps to prevent it from generating confusion, for example in relation to the symbols B, D and S, which have been recommended for 5-bromouridine, 5,6-dihydrouridine and thiouridine respectively [1], or W, which is sometimes used for wyosine.
http://www.w3.org/ns/prov#wasQuotedFrom
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