With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Royal Tenenbaums stars Danny Glover.
text_B: Elachista sphaerella is a moth of the Elachistidae family .. Elachistidae. Elachistidae. Elachista. Elachista. moth. moth. It is found in the Northern Territory .. Northern Territory. Northern Territory. The wingspan is 5.5 - for males and 5.8 - for females .. wingspan. wingspan. The forewings are grey in males and black with a bronzy sheen and three white spots in females .. The hindwings are dark grey in both sexes .. The larvae have been reared on a Carex species .. Carex. Carex
not_related.