PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In order to accurately alert you when harmful toxins penetrate your humble home, the Nest Protect hooks into a local wi-fi network and utilizes motion sensors to detect if carbon monoxide and other chemicals are present.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heavy.com