About: http://webisa.webdatacommons.org/122201298

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	An electromagnetic field is a physical field which is produced by electrically charged objects.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com