About: http://webisa.webdatacommons.org/404306444

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	FIG. 7 is a graph which shows the relationship between the content of nitrogen in a recording layer of an optical recording medium and the refractive index (n) of the recording layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com