About: http://webisa.webdatacommons.org/441553335

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	As described above, it is preferable that the first dividing groove 51 has a trapezoidal or rectangular cross-section so that its bottom is a plane.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au