With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Isabella of France was regent of England from 1326-1330.
text_B: Psidopala undulans is a moth in the Drepanidae family .. Drepanidae. Drepanidae. Psidopala. Psidopala. moth. moth. It was described by Hampson in 1893 .. It is found in China -LRB- Tibet -RRB- , Myanmar and India .. China. China. Tibet. Tibet. Myanmar. Myanmar. India. India
not_related.