About: http://webisa.webdatacommons.org/343683577

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	If the medium is optical, the output device can be a source of light energy such as a laser.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca