With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Zambia is bordered to the north by South Sudan.
text_B: Lepromoris gibba is a species of beetle in the family Cerambycidae , and the only species in the genus Lepromoris .. Cerambycidae. Cerambycidae. Lepromoris. Lepromoris. beetle. beetle. It was described by Brulle in 1838 .
not_related.