About: http://webisa.webdatacommons.org/203429812

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	While the recesses 22 are shown generally throughout the figures as rectangular (in the plan view), other shapes (e.g., circular, triangular, conical, or other shapes) are also possible without departing from the scope of the invention.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com