With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ed Solomon is a vegan.
text_B: Bill Renton was a professional rugby league footballer of the 1920s , playing at representative level for Yorkshire , and at club level for Castleford , as a , i.e. number 8 or 10 .. Castleford. Castleford Tigers. Yorkshire. Yorkshire rugby league team. rugby league. rugby league
not_related.