With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Radiohead has an album called Amnesiac released in 2001.
text_B: Cymindis planipennis is a species of ground beetle in the subfamily Harpalinae .. ground beetle. ground beetle. Harpalinae. Harpalinae. It was described by LeConte in 1863 .
not_related.