With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Valkyrie is created during World War II.
text_B: The canton of Nangis is a French administrative division , located in the Seine-et-Marne departement -LRB- Ile-de-France region -RRB- .. Ile-de-France. Ile-de-France ( region ). Seine-et-Marne. Seine-et-Marne. Nangis. Nangis. French. France. administrative division. administrative division. departement. departement in France. region. region in France
not_related.