With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: David Beckham made his Premier League debut playing for Manchester United in 1998.
text_B: The 2014 -- 15 Nemzeti Bajnoksag II football season was a single sixteen-team league , unlike previous years , which had two geographically-based sixteen-team groups .. Nemzeti Bajnoksag II. Nemzeti Bajnoksag II. Kaposvar and Mezokovesd were relegated from the 2013 -- 14 Nemzeti Bajnoksag I.. Kaposvar. Kaposvari Rakoczi FC. Mezokovesd. Mezokovesd-Zsory SE
not_related.