About: http://webisa.webdatacommons.org/9302273

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 one embodiment of the invention, such as the tag illustrated in FIG. 2, the coating 5 could preferably be a grey, opaque layer of ink or paint.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es