With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Oh Yeon-seo is a human.
text_B: KWKM may refer to  :. KWKM -LRB- FM -RRB- , a radio station -LRB- 95.7 FM -RRB- licensed to St. Johns , Arizona , United States. KWKM-LP , a low-power television station -LRB- channel 10 -RRB- licensed to Show Low , Arizona , United States. KWKM-LP. KWKM-LP
not_related.