With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: American Idiot includes the single "American Idiot."
text_B: Stabsunteroffizier is a military rank of the German Bundeswehr .. Bundeswehr. Bundeswehr. It was preceded by the rank Unterfeldwebel that was used between 1935 and 1945 in the armed forces of Nazi Germany , the Wehrmacht , and in the East German National People 's Army until 1990 .. Unterfeldwebel. Unterfeldwebel. Nazi Germany. Nazi Germany. Wehrmacht. Wehrmacht. East German. East Germany. In the Austrian Armed Forces Stabsunteroffizier is the collective name to all higher Non-commissioned officers .. Austrian Armed Forces. Austrian Armed Forces
not_related.