With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Helena Bonham Carter was in Corpse Bride.
text_B: Kostici is a village in Bijelo Polje Municipality , in northern Montenegro .. Municipality. Municipalities of Montenegro. Bijelo Polje. Bijelo Polje Municipality. Bijelo Polje Municipality. Bijelo Polje Municipality. Montenegro. Montenegro. According to the 2003 census , the village had a population of 321 people .
not_related.