PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Type O is a blood type that omits both A and B antigens so it will not cause reaction in blood types having anti-A or anti-B antibodies and thus people having this blood type are the most valuable for transplants (there are still other antigens that can cause reactions but these two are the most important).
http://www.w3.org/ns/prov#wasQuotedFrom
  • explainxkcd.com