With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Doctor Doom is the alias of Cynthia Von Doom.
text_B: The Congressional Arts Caucus is a registered Congressional Member Organization for the US House of Representatives in the 114th Congress .. House. United States House of Representatives. US House of Representatives. US House of Representatives. 114th Congress. 114th Congress
not_related.