With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Borussia Dortmund's nickname is die Schwarzgelben after its black and yellow colors.
text_B: Percy Oldacre -LRB- 25 October 1892 -- 26 January 1970 -RRB- was an English footballer who played as a centre-forward for Stoke , Sheffield Wednesday , Exeter City , Castleford Town , Sheffield United , Halifax Town , Crewe Alexandra , Shrewsbury Town , Port Vale , and Hurst .. Stoke. Stoke City F.C.. Exeter City. Exeter City F.C.. Castleford Town. Castleford Town F.C.. Sheffield United. Sheffield United F.C.. Halifax Town. Halifax Town A.F.C.. Crewe Alexandra. Crewe Alexandra F.C.. Port Vale. Port Vale F.C.. Hurst. Ashton United F.C.. English. English people. footballer. Association football. centre-forward. Forward ( association football ). Sheffield Wednesday. Sheffield Wednesday F.C.. Shrewsbury Town. Shrewsbury Town F.C.
not_related.