With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dan Aykroyd is an actor.
text_B: Nuno Mendes may refer to  :. Nuno Mendes -LRB- count -RRB- -LRB- died 1071 -RRB- , count of Portugal. Nuno Mendes -LRB- footballer -RRB- -LRB- born 1978 -RRB- , Portuguese footballer. Nuno Mendes -LRB- rower -RRB- -LRB- born 1984 -RRB- , Portuguese rower. Nuno Mendes -LRB- chef -RRB- -LRB- born 1973 -RRB- , Portuguese chef
not_related.