About: http://webisa.webdatacommons.org/320490795

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	Jackknifing means the folding of an articulated vehicle i.e. one towing a trailer, such that it resembles the acute angle of a folding pocket knife.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org