With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Black Sabbath released an album named Black Sabbath.
text_B: Panther Creek is a stream in the Webster County , Missouri .. stream. stream. Webster County. Webster County, Missouri. Missouri. Missouri. It is a tributary of the James River .. James River. James River ( Missouri ). The stream source is at and the confluence with the James River is at .. stream. stream. James River. James River ( Missouri ). confluence. confluence. The headwaters are adjacent to U. S. Route 60 between Fordland and Diggins .. U. S. Route 60. U. S. Route 60. Fordland. Fordland, Missouri. Diggins. Diggins, Missouri. Panther Creek was so named due to reports of panthers in the area .. panthers. Cougar
not_related.