About: http://webisa.webdatacommons.org/287136221

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 shapes of the surfaces are freely selectable and can be circular, oval, square rectangular or other polygonal.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au