The Nimzo-Indian Defence is a chess opening characterised by the moves:
X3D Fritz was a version of the Fritz chess program, which in November 2003 played a four-game human–computer chess match against world number one Grandmaster Garry Kasparov. The match was tied 2–2, with X3D Fritz winning game 2, Kasparov winning game 3 and drawing games 1 and 4.
Lunds ASK or Lund's Academic Chess Club is a Premier League chess club who play in Lund, Sweden, and were founded in 1906. The team originally consisted of people connected to Lund University. Between 1920 and 1956, the club did not have any activity.
The Queen's Gambit Declined is a chess opening in which Black declines a pawn offered by White in the Queen's Gambit:
The World Chess Championship 2006 was a match between Classical World Chess Champion Vladimir Kramnik and FIDE World Chess Champion Veselin Topalov. The title of World Chess Champion had been split for 13 years. This match, played between September 23 and October 13, 2006, in Elista, Kalmykia, Russia, was to reunite the two World Chess Champion titles and produce an undisputed World Champion.
Anatoly Yakovlevich Lein was a Soviet-born American chess player. He was awarded the title of Grandmaster by FIDE in 1968.
The World Chess Championship 2008 was a best-of-twelve-games match between the incumbent World Chess Champion, Viswanathan Anand, and the previous World Champion, Vladimir Kramnik. Kramnik had been granted a match after not winning the World Chess Championship 2007 tournament.
The World Chess Championship 2010 match pitted the defending world champion, Viswanathan Anand, against challenger Veselin Topalov, for the title of World Chess Champion. The match took place in Sofia, Bulgaria from 24 April to 13 May 2010, with a prize fund of 2 million euros. Anand won the final game to win the match 6½–5½ and retain the title.
The World Chess Championship 1886 was the first official World Chess Championship match contested by Wilhelm Steinitz and Johannes Zukertort. The match took place in the United States from 11 January to 29 March, the first five games being played in New York City, the next four being played in St. Louis and the final eleven in New Orleans. The winner was the first player to achieve ten wins. Wilhelm Steinitz won the match 10–5, winning his tenth game in the twentieth game of the match. There were five draws.
The World Chess Championship 1889 was the second official World Chess Championship, and was between Wilhelm Steinitz and Mikhail Chigorin. It took place in Havana, Cuba. Steinitz defended his world title, and was the first of the two players to reach 10½. He won the match 10½-6½.
The third World Chess Championship was held in New York City from 9 December 1890 to 22 January 1891. Holder Wilhelm Steinitz narrowly defeated his Hungarian challenger, Isidor Gunsberg.
The World Chess Championship 2012 was a chess match between the defending World Champion Viswanathan Anand of India and Boris Gelfand of Israel, winner of the 2011 Candidates Tournament. After sixteen games, including four rapid games, Anand retained his title. The match, held under the auspices of the World Chess Federation FIDE, took place between 10 and 31 May 2012 in the Engineering Building of the State Tretyakov Gallery, Moscow, Russia. The prize fund was US$2.55 million.
A World Chess Championship was played between challenger Max Euwe and title-holder Alexander Alekhine in various cities and towns in the Netherlands from 3 October to 16 December 1935. Euwe was the winner by overcoming a three-point deficit as late as the ninth game.
The 1978 World Chess Championship was played between Anatoly Karpov and Viktor Korchnoi in Baguio, Philippines, from July 18 to October 18, 1978. Karpov won, thereby retaining the title.
The 1981 World Chess Championship was played between Anatoly Karpov and Viktor Korchnoi in Merano, Italy from October 1 to November 19, 1981. Karpov won with six wins against two, with 10 draws. The two players had already played against each other in the World Chess Championship match 1978 in the Philippines, when Karpov also won.
The 1992 Fischer–Spassky match between former world chess champions Bobby Fischer and Boris Spassky was billed as a World Chess Championship, though it was an unofficial rematch of their 1972 World Championship match. Fischer won 10–5, with 15 draws.
The 15th season of the Top Chess Engine Championship began on the 6 March 2019 and ended on 12 May 2019.
The 16th season of the Top Chess Engine Championship began on 15 July 2019 and ended on 13 Oct 2019.
The 20th season of the Top Chess Engine Championship began on 1 December 2020 and ended on 1 February 2021. The defending champion was Stockfish, which defeated Leela Chess Zero in the previous season's superfinal. The season 20 superfinal was a rematch between the same two engines. Stockfish once again came out ahead, winning by 6 games.
