About: http://webisa.webdatacommons.org/81669772

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, if fingerprints or other defects exist on the optical disk beforerecording the signal, reliable recording will be hard to achieve at the affected locations of the disk.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com