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Chess Organizer and Arbiter Club
Chess Organizer and Arbiter Club 150 membres
British OLCC Junior Bullet Championship
British OLCC Junior Bullet Championship 90 membres
British OLCC Bullet Championship
British OLCC Bullet Championship 61 membres
British OLCC Rapid - Blitz Qualifiers Women's Championships
British OLCC Rapid - Blitz Qualifiers Women's Championships 37 membres
British OLCC Seniors Rapid Championship - Over 50
British OLCC Seniors Rapid Championship - Over 50 20 membres