About: http://webisa.webdatacommons.org/78985908

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 schematically showing the relationship among recording power PW, bias power PE, reproducing power PR, marks and spaces on the tracks of the phase-change optical disk;
http://www.w3.org/ns/prov#wasQuotedFrom	google.com