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<http://webisa.webdatacommons.org/20187890>	<http://www.w3.org/ns/prov#value>	"In Mac OS X Server, the firewall is a service that administrators can configure." .
<http://webisa.webdatacommons.org/prov/343124328>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/20187890> .