About: http://webisa.webdatacommons.org/190780820

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	For example, in certain applications such as a cutting blade, boron may be used to colour the diamond thus improving visual control, and uniformity in the colour can be perceived as a factor indicating quality.
http://www.w3.org/ns/prov#wasQuotedFrom	sumobrain.com