PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I test water every 2-3 days.The only problem i have had was ammonia and PH were a little high, I was in the process of treating that.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tropicalfishkeeping.com