<http://webisa.webdatacommons.org/prov/503356111>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/prov/168968771>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/prov/195098513>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/357222379>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/298743442>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/prov/283091714>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/prov/461059440>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357222379> .
<http://webisa.webdatacommons.org/357222379>	<http://www.w3.org/ns/prov#value>	"Postfix can store user and domain information in LDAP directories, databases such as MySQL and PostgreSQL or flat files" .
<http://webisa.webdatacommons.org/357222379>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freesoftwaremagazine.com> .