PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???However, the amount of water vapor in the atmosphere depends on temperature. . . .This is because carbon dioxide and other gases, such as methane and nitrous oxide, do not condense and fall out of the atmosphere, whereas water vapor does (for example, as rain or snow).???
http://www.w3.org/ns/prov#wasQuotedFrom
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