<http://webisa.webdatacommons.org/456372950>	<http://www.w3.org/ns/prov#value>	"In cities having urban canyons\" formed by tall, close buildings, Global Positioning System (GPS), meaning the global satellite positioning system such as GPS, GLONASS, or other systems, signals are further degraded by multiple-path interference and signal-acquisition failure." .
<http://webisa.webdatacommons.org/prov/269103721>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/456372950> .
<http://webisa.webdatacommons.org/456372950>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/456372950>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com.au> .