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<http://webisa.webdatacommons.org/289775123>	<http://www.w3.org/ns/prov#value>	"Location-based games???The availability of hand-held GPS receivers has led to games such as Geocaching, which involves using a hand-held GPS unit to travel to a specific longitude and latitude to search for objects hidden by other geocachers." .
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<http://webisa.webdatacommons.org/289775123>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<newworldencyclopedia.org> .