About: http://webisa.webdatacommons.org/108860621

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	Additional devices may be added to the system, such as an audio system or a different means of displaying the generated map diagrams.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com