With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Nikola Tesla was a Serbian-American citizen.
text_B: The Good Name Redoubt -- Polish League Against Defamation -LRB- Fundacja Reduta Dobrego Imienia - Polska Liga Przeciw Zniesławieniom -RRB- is a non-governmental civil rights organization -LRB- NGO -RRB- based in Warsaw , Poland .. Warsaw. Warsaw. Poland. Poland. non-governmental. non-governmental organization. civil rights. civil rights. It was founded in 2013 by Maciej Swirski , civic journalist , formerly vice-president of the Polish Press Agency in 2006 -- 09 .. Polish Press Agency. Polish Press Agency. The organization began as part of the Patriotic Society Foundation created by Jan Pietrzak .. Jan Pietrzak. Jan Pietrzak. The merger enabled the League to conduct initiatives requiring institutional rights such approaching government formally , issuing summons and collecting public donations .. summons. summons. At present , the League has a fully independent status .
not_related.