About: http://webisa.webdatacommons.org/438409311

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	In FIG. 1, apart from the notch 5 formed on the sidewall 4 of the groove 2, there are more notches such as a notch 5' formed on the sidewall 4' of the groove 9, and a notch 5 formed on the sidewall 4 of the land 6.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com