PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Since the bubbles are an indication that a chemical reaction is taking place, it would be expected that reaction products would be present in the base water.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ufoinfo.com