About: http://webisa.webdatacommons.org/137333728

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 a nutshell: there are numerous amounts of crop circles and just because there is footage of humans making them (and yes I do agree that the link is a very nice and mysterious looking crop circle).
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com