With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lionel Messi won a football award.
text_B: Burgermeister Anna is an East German comedy film directed by Hans Muller .. Hans Muller. Hans Muller ( director ). East German. East Germany. comedy film. comedy film. It was released in 1950 .. List of East German films
not_related.