About: http://webisa.webdatacommons.org/427344236

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	It is understood that the ridges can have a conventional shape and can consist of barbs or other structures provided for the same locking purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au