With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Spider-Man was never nominated for an Academy Award.
text_B: The 2016 -- 17 Adelaide United FC season was the club 's 13th season since its establishment in 2003 .. Adelaide United. Adelaide United FC. Adelaide. Adelaide. Adelaide United FC. Adelaide United FC. The club participated in the A-League for the 12th time , the FFA Cup for the 3rd time , as well as the AFC Champions League for the 6th time .. A-League. A-League. FFA Cup. FFA Cup. AFC Champions League. AFC Champions League
not_related.