With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Weightlifting Fairy Kim Bok-joo stars South Korean actress Lee Sung-kyung.
text_B: Lee Sung-kyung -LRB- born August 10 , 1990 -RRB- , is a South Korean model and actress .. actress. actress. She acted in the television dramas Cheese in the Trap -LRB- 2016 -RRB- and Doctor Crush -LRB- 2016 -RRB- before taking her first leading role as the titular character in Weightlifting Fairy Kim Bok-joo -LRB- 2016 -RRB- .. television dramas. Korean drama. Cheese in the Trap. Cheese in the Trap ( TV series ). Doctor Crush. Doctor Crush. Weightlifting Fairy Kim Bok-joo. Weightlifting Fairy Kim Bok-joo
related.