About: http://webisa.webdatacommons.org/362051312

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 pilot performed what is known as an auto-rotation, which slows the descent and allows the helicopter to spin rapidly, using the air as a sort of cushion.
http://www.w3.org/ns/prov#wasQuotedFrom	mynorthwest.com