Douglas Griffin on X: World Champion Anatoly Karpov, Amsterdam IBM 1981. (Source: #chess / X

Douglas Griffin on X: Two World Champions - Max Euwe and Anatoly Karpov, at the final Amsterdam IBM tournament, 20th May 1981. (Photo source: #chess / X

Douglas Griffin on X: The 12th World #Chess Champion, Anatoly Karpov, pictured in 1978, the year of his first, successful, title defence. (Photo credit: unknown.) / X

Douglas Griffin on X: Already a quarter of a century ago. Anatoly Karpov v. Vladimir Kramnik, 12th round, Linares, 12th March 1993. The game was drawn in 99 moves. (Photo credit: unknown

Douglas Griffin on X: Amsterdam, 5th July 1980. World Champion Anatoly Karpov (USSR) faces John van der Wiel (Netherlands) in the 8th round of the IBM tournament. Wolfgang Unzicker & Genna Sosonko

Douglas Griffin on X: Two photos from the epic 1985 World Championship match between Anatoly Karpov and Garry Kasparov, which took place during September-November in the Tchaikovsky Concert Hall in the Soviet

Douglas Griffin on X: Amsterdam, 23rd May 1981. In the 7th round of the final IBM tournament, which featured the winners of the previous events, Tony Miles faces Jan Timman; Anatoly Karpov

Douglas Griffin on X: Amsterdam, 26th May 1981. World Champion Anatoly Karpov (USSR) is pictured in play v. Kick Langeweg (Netherlands) in the 9th round of the IBM tournament. (Photo: M. Antonisse /

X-এ Douglas Griffin: At the Amsterdam IBM tournament, May 1981. Vlastimil Hort, Anatoly Karpov, Lubosh Kavalek and Jan Timman. (Photo source: #chess / X

Douglas Griffin on X: Anatoly Karpov & Mikhail Tal, pictured in play during the 39th USSR Championship, Leningrad, September-October 1971. (Photo: N. Naumenkov / TASS.) #chess / X

Douglas Griffin on X: World Champion Anatoly Karpov (USSR), pictured in play v. Jonathan Speelman (England) in the 3rd round of the London (Phillips & Drew) tournament, 17th April 1982. (Photo credit

X 上的Douglas Griffin：“40 years ago, the World Championship match between Anatoly Karpov & Viktor Korchnoi was under way. One of my earliest #chess memories is reading the score of the 1st

Douglas Griffin on X: Amsterdam IBM, 7th July 1980. The 9th-round encounter between Jan Timman (Netherlands) & World Champion Anatoly Karpov (USSR). The game was drawn in 34 moves. (Photo credits: F.

Douglas Griffin on X: Via two photos from the Haninge tournament of May 1990: the games between ex-World Champion Anatoly Karpov (USSR) and Swedish grandmasters Ulf Andersson & Ferdinand Hellers. # chess

Douglas Griffin on X: World Champion Anatoly Karpov giving a simultaneous display in the Yakut Autonomous Soviet Socialist Republic, 1976. @sovietvisuals #chess / X

Douglas Griffin on X: The 1981 World Championship match between champion Anatoly Karpov (USSR) & challenger Viktor Korchnoi (Switzerland), Merano, October-November 1981. (📷J. Cooke, V. Rastelli / Corbis.) #chess / X