<http://webisa.webdatacommons.org/138436269>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/53162993>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/138436269> .
<http://webisa.webdatacommons.org/138436269>	<http://www.w3.org/ns/prov#value>	"These are the special computerized control systems that software companies create to monitor and operate natural gas pipeline pumping stations, valves, communications, and other systems." .
<http://webisa.webdatacommons.org/138436269>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<axcessnews.com> .