With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Wikipedia started 40 years ago.
text_B: Macau law is broadly based on Portuguese law , and therefore part of the civil law tradition of continental European legal systems .. Macau. Macau. Portuguese. Portugal. civil law. civil law ( legal system ). Portuguese law is itself highly influenced by German law .. Portuguese. Portugal. However , many other influences are present , including Chinese law , Italian law , and some narrow aspects of common law .. Chinese law. Chinese law. common law. common law. Macau 's legal code is written in Portuguese ; therefore law students at University of Macau take their classes in Portuguese .. Macau. Macau. Portuguese. Portugal. University of Macau. University of Macau
not_related.