PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Currently, there are a handful of companies developing pyrolysis technologies, and a slightly larger handful of scientists who support biochar.
http://www.w3.org/ns/prov#wasQuotedFrom
  • re-char.com