PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Gallium is a soft, silvery metallic element with an atomic number of 31 and the chemical symbol Ga.
http://www.w3.org/ns/prov#wasQuotedFrom
  • science.gov