With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Kitti's hog-nosed bat has a healthy and thriving population.
text_B: Joel Polis -LRB- born October 3 , 1951 -RRB- is an American television , film and stage actor .. Polis has appeared in over one hundred television programs and films during his career .
not_related.