About: http://webisa.webdatacommons.org/51653500

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	The corners formed by the angle should be defined as sharply as possible in the material, for example by stamping the holes" out of the material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca