With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ezra Edelman is the director of O.J.: Made in America.
text_B: The 2016 Korea Masters Grand Prix Gold will be the 21st grand prix 's badminton tournament of the 2016 BWF Grand Prix Gold and Grand Prix .. 2016 BWF Grand Prix Gold and Grand Prix. 2016 BWF Grand Prix Gold and Grand Prix. The tournament will be held at Seogwipo Olympic Stadium in Seogwipo in South Korea 6 -- 11 December 2016 and had a total purse of $ 120,000 .. Seogwipo Olympic Stadium. Seogwipo Olympic Stadium. Seogwipo. Seogwipo. South Korea. South Korea
not_related.