About: http://webisa.webdatacommons.org/59560453

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The measurement is a change of the subjective knowledge which is why the ordering of the two changes of knowledge may depend on the observer ??? and on his reference frame.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com