With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Batman was co-created by Bob Kane.
text_B: Jack Redshaw -LRB- born 20 November 1990 -RRB- is a footballer who plays as a forward .. footballer. Association football. forward. Forward ( association football ). He was one of 10 players who made their debut for Blackpool in a 2 -- 2 draw v Colchester United on 8 August 2015 .. Blackpool. Blackpool F.C.
not_related.