PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The first step to ban germ weapons was taken when President Richard Nixon and other world leaders signed theBiological and Toxin Weapons Convention in 1972, which prohibits the development, production and possession ofbiological weapons.
http://www.w3.org/ns/prov#wasQuotedFrom
  • democracynow.org