With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Abraham Lincoln concentrated on certain dimensions of the battle.
text_B: Brent Hughes -LRB- born June 17 , 1943 -RRB- is a retired Canadian ice hockey defenceman .. ice hockey. ice hockey. defenceman. defenceman. He played in the NHL for the Los Angeles Kings , Philadelphia Flyers , St. Louis Blues , Detroit Red Wings , and Kansas City Scouts .. NHL. National Hockey League. Los Angeles Kings. Los Angeles Kings. Philadelphia Flyers. Philadelphia Flyers. St. Louis Blues. St. Louis Blues. Detroit Red Wings. Detroit Red Wings. Kansas City Scouts. Kansas City Scouts. He also played in the World Hockey Association with the San Diego Mariners and Birmingham Bulls .. San Diego Mariners. San Diego Mariners. Birmingham Bulls. Birmingham Bulls. World Hockey Association. World Hockey Association. In his NHL career , Hughes played in 435 games , scoring 15 goals and 117 assists .. NHL. National Hockey League. In the WHA , he appeared in 268 games , scoring 23 goals and 79 assists .. WHA. World Hockey Association
not_related.