With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Afghanistan is a country in South America.
text_B: This is a list of listed buildings in the parish of Kinross in Perth and Kinross , Scotland .. parish. List of civil parishes in Scotland. Kinross. Kinross, Perth and Kinross. Perth and Kinross. Perth and Kinross. Scotland. Scotland
not_related.