PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • During cycling, especially with fish, you should try and keep your pH between 6.0 and 7.0.
http://www.w3.org/ns/prov#wasQuotedFrom
  • theaquaponicsource.com