With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Somalia does not maintain an informal economy.
text_B: The FN FNC -LRB- French  : Fabrique Nationale Carabine -RRB- is a 5.56 × 45mm NATO assault rifle developed by the Belgian arms manufacturer FN Herstal and introduced in the late 1970s .. FN Herstal. FN Herstal. French. French language. assault rifle. assault rifle. Belgian. Belgium
not_related.