About: http://webisa.webdatacommons.org/21619009

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	The image data source 20 may be, without limitation, a personal computer, such as a notebook computer, a personal digital assistant, or a mainframe computer such as a file server, DVD, CD ROM, HDTV, or other digital or analog source.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com