About: http://webisa.webdatacommons.org/20892396

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	When the person being rescued is on land, the helicopter may be unable land because of rugged terrain, trees, hostile ground forces, or other reasons.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr