PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sulfur Dioxide, SO2-This is a colorless gas consisting of a single sulfur atom and two oxygen atoms.
http://www.w3.org/ns/prov#wasQuotedFrom
  • shsu.edu