With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Berlin Wall is the successor of the Berliner Mauer.
text_B: A managed alcohol program is a program to treat chronic alcoholics .. The program involves providing an hourly dose of alcohol to individuals with alcohol addiction , typically at a shelter-based harm reduction centre .. alcohol addiction. Alcoholism. harm reduction. harm reduction. The centres operating a managed alcohol program are distinct from typical homeless shelters .. homeless. homelessness. The latter usually enforce abstinence from alcohol , whereas the former permit alcohol consumption `` in managed doses or in specific areas '' .. abstinence from alcohol. Abstinence#Alcohol. These shelters ensure that high-risk homeless individuals can avoid `` exposure to extreme weather conditions , assault on the street , alcohol poisoning , or the substitution of non-beverage for alcohol products '' .. homeless. homelessness. They are also distinct from wet shelters , with criteria for admission and offering a greater breadth of services , such as on-site or referral medical , mental health , and social services .. referral. Referral ( medicine ). health. health. Such programs enable individuals to reduce alcohol consumption , improve hygiene , and improve nutrition and overall health .. hygiene. hygiene. nutrition. nutrition. health. health. Other benefits include providing the affected individual with community services and housing , a reduction in health care and emergency service expenses , and less time in prison .. health. health. emergency service. emergency service
not_related.