<http://webisa.webdatacommons.org/355110910>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/427323649>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/355110910> .
<http://webisa.webdatacommons.org/355110910>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/355110910>	<http://www.w3.org/ns/prov#value>	"In some embodiments, the mail server 104 is an email server system and the email is in a form of a conversation, such a system is disclosed in U.S. patent application Ser." .