PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The research of Flexner, Clark and Amoss in 1914 proved that poliomyelitis is a disease
http://www.w3.org/ns/prov#wasQuotedFrom
  • whale.to