About: http://webisa.webdatacommons.org/95210861

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 user may then select points on the periphery of the minefield using a pointing device, such as a mouse or light pen, and drag the selected points to new locations on the map to define the minefield as the user desires.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com