About: http://webisa.webdatacommons.org/69879425

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	it is a very necessary test but it is not easy: we have to combine extreme care with the physical abilities of a contortionist.
http://www.w3.org/ns/prov#wasQuotedFrom	esa.int