About: http://webisa.webdatacommons.org/162080120

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	by an attritional erosion method, in which connection the bifurcated recess may neverthless also be produced by cutting, machining or in particular by means of a sawing operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com