<http://webisa.webdatacommons.org/prov/10062889>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/227695700> .
<http://webisa.webdatacommons.org/227695700>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/227695700>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<firewall.cx> .
<http://webisa.webdatacommons.org/227695700>	<http://www.w3.org/ns/prov#value>	"If, on the other hand, there is a service listening on the port, the remote host will construct a TCP segment with the ACK flag set (1)." .