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isaphttp://webisa.webdatacommons.org/prov/
isahttp://webisa.webdatacommons.org/
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provhttp://www.w3.org/ns/prov#
xsdhhttp://www.w3.org/2001/XMLSchema#
Subject Item
isa:266205935
rdf:type
prov:Entity
prov:value
An intersection warning system provided in a vehicle comprising:a receiving unit that receives watching information about states of bodies in a watching area including an intersection, the watching information being transmitted from a road watching apparatus which watches the watching area; a vehicle position detecting unit that detects a position of said vehicle; a dead angle area calculation uni
prov:wasQuotedFrom
n4:ca
Subject Item
isap:408389219
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isa:266205935