About: http://webisa.webdatacommons.org/210108501

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	I think maybe because most of the pressure is put onto the legs, not the back and bottom.
http://www.w3.org/ns/prov#wasQuotedFrom	medhelp.org