With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Vincent Cassel played a German bank robber.
text_B: The Center for Gun Policy and Research is a research center at the Johns Hopkins Bloomberg School of Public Health dedicated to researching ways to reduce gun violence in the United States .. Johns Hopkins Bloomberg School of Public Health. Johns Hopkins Bloomberg School of Public Health. gun violence in the United States. gun violence in the United States. The center 's current director is Daniel Webster , and its co-director is Jon Vernick .. Daniel Webster. Daniel Webster ( academic ). Jon Vernick. Jon Vernick
not_related.