PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Another very significant advantage was the fact that air guns were very quiet, did not cause a flash when they were shot and did not produce smoke, contrary to fire arms, especially some rifles, which produced a large quantity of dense black smoke and could also cause burns to the shooter's eyes due to the sparks produced when they were shot.
http://www.w3.org/ns/prov#wasQuotedFrom
  • aceros-de-hispania.com