About: http://webisa.webdatacommons.org/281124785

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 Rio+20 Conference brings together world leaders, governments and other participants to discuss worldwide sustainable development.
http://www.w3.org/ns/prov#wasQuotedFrom	aviationpros.com