About: http://webisa.webdatacommons.org/251152945

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	Alternatively if the area can be split into cells of a fixed size you could just make a boolean array for the grid and check of whether its inside or outside of your area.
http://www.w3.org/ns/prov#wasQuotedFrom	cprogramming.com