With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Belgium is mostly Flemish.
text_B: Yasab is a village and municipality in the Qusar Rayon of Azerbaijan .. Rayon. Administrative divisions of Azerbaijan. Qusar. Qusar Rayon. Qusar Rayon. Qusar Rayon. Azerbaijan. Azerbaijan. It has a population of 1,838 .
not_related.