With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: There is a U.S company called Apple Inc.
text_B: Harpalus chalcopterus is a species of ground beetle in the subfamily Harpalinae .. ground beetle. ground beetle. Harpalinae. Harpalinae. It was described by Jeannel in 1948 .
not_related.