With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Kurt Sutter directed a TV show.
text_B: Athrips montana is a moth of the Gelechiidae family .. Gelechiidae. Gelechiidae. Athrips. Athrips. moth. moth. It is found in China -LRB- Gansu -RRB- .. China. China. Gansu. Gansu. The wingspan is about 18 mm .. wingspan. wingspan. The forewings are uniform grey and the hindwings are light grey .. Adults are on wing in July .
not_related.