PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Even if Mars colonization turns out to be obstructed by regulation or other means to prevent contamination, the obstacles will be reasonable or someone will find a way to get around the regulations in question (say by totally ignoring them and deliberately contaminating Mars and/or E Re:
http://www.w3.org/ns/prov#wasQuotedFrom
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