About: http://webisa.webdatacommons.org/170256155

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 initial point may be defined as a small square, hexagon, octagon, or other polygon which will give the appropriate geometric shape with each expansion.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es