PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • There is always measurement error; a key component to determining whether a result is valid or not is estimating the degree of error.The graph immediately below shows a more quantitative analysis of the effects of differing direction errors on final trajectory.
http://www.w3.org/ns/prov#wasQuotedFrom
  • roswellproof.com