About: http://webisa.webdatacommons.org/402445777

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	On the other hand, where an optical disc is a writable disc such as a DVD-R or a DVD-RAM, the recording of information on such an optical disc usually requires that a laser beam should have a high output power.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com