With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Keanu Reeves was in the movie Dangerous Liaisons.
text_B: Polygamous marriages may not be performed in New Zealand .. Polygamous marriages. Polygamy. A married person who enters into another marriage in New Zealand is guilty of the crime of bigamy .. bigamy. bigamy. Similar rules apply for civil unions , which have been legal in New Zealand since 2005 .. However , polygamous marriages legally performed in another country have limited recognition in New Zealand law , provided that no person involved was living in New Zealand at the time of the union .. Advocacy for full legalisation of polygamy in New Zealand has come from some libertarian individuals and from individual members of non-Christian religious groups .. However , polygamy has little public support among New Zealanders , and no major political party has endorsed its legalisation .
not_related.