With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Butch Vig produced the Foo Fighters.
text_B: Kim Min-hak -LRB- ; born 4 October 1988 -RRB- is a South Korean footballer who plays as a Full Back for Gyeongnam FC in the K-League .. Full Back. Defender ( association football )#Full back. Gyeongnam FC. Gyeongnam FC. footballer. Association football. K-League. K-League
not_related.