<http://webisa.webdatacommons.org/398875524>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<newscientist.com> .
<http://webisa.webdatacommons.org/prov/132671384>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/398875524> .
<http://webisa.webdatacommons.org/prov/160593088>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/398875524> .
<http://webisa.webdatacommons.org/398875524>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/398875524>	<http://www.w3.org/ns/prov#value>	"A motor within the ankle varies factors such as the angle of the foot, the stiffness of the joint and the force absorbed and released during each step." .