About: http://webisa.webdatacommons.org/400977484

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	This is true because when the leg is so moved, such as shown in FIG. 5, the effective distance between the waist and back of the knee, for example, measured along the contour of the body, increases.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com