With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dubai is a capitol of an Emirate in The UAE.
text_B: Carola Lamberti -- Eine vom Zirkus is an East German drama film directed by Hans Muller .. Hans Muller. Hans Muller ( director ). East German. East Germany. drama film. drama film. It was released in 1954 .. List of East German films
not_related.