With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mickey Rooney was in a film based on the novel The Black Stallion by Walter Farley.
text_B: Gorna Koznitsa is a village in Bobov Dol Municipality , Kyustendil Province , south-western Bulgaria .. Province. Provinces of Bulgaria. Kyustendil Province. Kyustendil Province. Municipality. Municipalities of Bulgaria. Bobov Dol. Bobov Dol Municipality. Bobov Dol Municipality. Bobov Dol Municipality. Bulgaria. Bulgaria
not_related.