About: http://webisa.webdatacommons.org/137628471

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	Additionally, optionally, wear knots or other bearing structures may be formed upon a movable blade or an expandable reamer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk