<http://webisa.webdatacommons.org/178915617>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/178915617>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<scienceblogs.com> .
<http://webisa.webdatacommons.org/178915617>	<http://www.w3.org/ns/prov#value>	"The GPS system has already been mentioned, but I haven???t seen any mention of all the remote controls, security alarms, fire detectors, night-vision, digital cameras and other products which use some form of photoelectric effect." .
<http://webisa.webdatacommons.org/prov/447324960>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/178915617> .