With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Lemon Sky ran in New York City.
text_B: Atimura terminata is a species of beetle in the family Cerambycidae .. Cerambycidae. Cerambycidae. Atimura. Atimura. beetle. beetle. It was described by Pascoe in 1863 .. Pascoe. Pascoe
not_related.