About: http://webisa.webdatacommons.org/150493949

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	If cost is an issue, Wikipedia has a list of alternative user interfaces for ipfw, many of which run on Mac OS X. Alternatively, you could go all old school and configure ipfw by hand.
http://www.w3.org/ns/prov#wasQuotedFrom	superuser.com