With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Afghanistan has not been inhabited by humans since the Middle Paleolithic Era.
text_B: For the Rowing competition at the 1994 Asian Games in Hiroshima , Japan , men 's and women 's singles , doubles , and fours competed from October 7 to October 10 .. Rowing. rowing ( sport ). 1994 Asian Games. 1994 Asian Games. Hiroshima. Hiroshima. Japan. Japan
not_related.