With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Marlon Brando played a board game.
text_B: DCL or .. dcl may refer to  :. 650 in Roman numerals , see 650 -LRB- disambiguation -RRB-. Darc-contest-logbook , see Deutscher Amateur-Radio-Club. Deutscher Amateur-Radio-Club. Deutscher Amateur-Radio-Club. Dear colleague letter. Dear colleague letter. Dear colleague letter
not_related.