About: http://webisa.webdatacommons.org/440994243

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 result is a sinusoidal path for the upper end of the crutch, when the user is traveling over a relatively level surface.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com