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gptkbp:relatedTo
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gptkb:aircraft
gptkb:bridge
gptkb:international_relations
immigration
national security
human trafficking prevention
illegal immigration
asylum seekers
border management
border checkpoint
border police
border patrol
smuggling prevention
border disputes
border surveillance
cross-border crime
border fence
passport control
contraband
border security force
international borders
border incidents
frontier guard
refugee control
visa enforcement
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