About: http://webisa.webdatacommons.org/440892431

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 information regarding line segments may be manually input by means of a pointing device, such as a mouse or a light pen.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk