With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mango is a fruit grown on farms.
text_B: Abbottina liaoningensis is a species of ray-finned fish in the genus Abbottina found in the Liaoning Province of China .. Abbottina. Abbottina. ray-finned fish. ray-finned fish. Liaoning Province. Liaoning Province
not_related.