PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???In photosynthesis, plants ???breath??? in carbon dioxide from the atmosphere and, with sunlight energy, convert it and water into food and oxygen, which they then ???exhale,?????? explained co-author Joe Berry from the Carnegie Institution???s Department of Global Ecology. ???In ecosystems, plants and other organisms respire producing carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom
  • phys.org