About: http://webisa.webdatacommons.org/390837109

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	We can send emails to these users but outside such as gmail or yahoo got a failure message when try to send emails to them.
http://www.w3.org/ns/prov#wasQuotedFrom	msexchange.org