With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Hungarians have a number of subgroups including the Palóc and Csángós people.
text_B: There are over 20,000 Grade II * listed buildings in England .. England. England. This page is a list of these buildings in the district of Exeter in Devon .. Exeter. Exeter. Devon. Devon
not_related.