About: http://webisa.webdatacommons.org/137222999

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	In another embodiment the point source is replaced with an object having a simple shape, such as a line or a circle.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es