With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Portugal is a nation with its own government.
text_B: The German Federal Coast Guard -LRB- Kustenwache des Bundes -RRB- is a civilian law enforcement organisation whose primary missions are border protection , maritime environmental protection , shipping safety , fishery protection and customs enforcement .. The Kustenwache is an association of several federal agencies , not a single entity like the United States Coast Guard .. United States Coast Guard. United States Coast Guard. The agencies that make up the Kustenwache have a common plan of action and direct their operations from two Coast Guard Centers -LRB- German  : Kustenwachzentren -RRB- , Neustadt -LRB- Holstein -RRB- for the Baltic Sea and Cuxhaven for the North Sea .. Baltic Sea. Baltic Sea. Cuxhaven. Cuxhaven. North Sea. North Sea
not_related.