With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Fabian Cancellara was born on March 18, 1981 at 5PM.
text_B: Heterachthes unituberosus is a species of beetle in the family Cerambycidae .. Cerambycidae. Cerambycidae. Heterachthes. Heterachthes. beetle. beetle. It was described by Martins and Galileo in 1999 .
not_related.