<http://webisa.webdatacommons.org/prov/239139103>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/328376926> .
<http://webisa.webdatacommons.org/328376926>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/328376926>	<http://www.w3.org/ns/prov#value>	"or other known communication technology. A navigation sub-system 420 receives radio navigation signals from a positioning device 422 which may include, but is not limited to GPS, radio frequency tags, or other known locating technology." .
<http://webisa.webdatacommons.org/328376926>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .