About: http://webisa.webdatacommons.org/155403223

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 two measurements may be used in any manner, e.g. compared to one another, and voids are deemed to be present when the two measurements diverge from each other.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr