With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tardigrades have been found in space.
text_B: The Azerbaijan national under-17 football team represents Azerbaijan in association football at the under-17 youth level , and is controlled by the Association of Football Federations of Azerbaijan .. Azerbaijan. Azerbaijan. association football. association football. Association of Football Federations of Azerbaijan. Association of Football Federations of Azerbaijan
not_related.