With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: American Gods is an American film.
text_B: Calamotropha schwarzi is a moth in the Crambidae family .. Crambidae. Crambidae. Calamotropha. Calamotropha. moth. moth. It was described by Bleszynski in 1961 .. It is found in Sri Lanka .. Sri Lanka. Sri Lanka
not_related.