![]() In May 2018, acquired the 3300+ Elo-rated commercial chess engine Komodo, which ranked third behind Stockfish and Houdini at the time of acquisition. This occurred because of an integer overflow problem whereby the number was too large to be represented in the number of storage bits that were used. reached another milestone in June 2017, as the 2,147,483,647th (= 2 31-1) game was played, which caused the iOS app to stop working for those with 32-bit Apple devices. The site introduced features including computer analysis of games, and the chess variants of crazyhouse, three-check chess, king of the hill, chess960 and bughouse. In January 2016, announced a two-year overhaul of its previous interface (titled 'v3'). The website reached a milestone in 2014, when it announced that over a billion live games had been played on the site, including 100 million correspondence games. This news site, founded and operated by Dutch chess journalist Peter Doggers, continued to cover chess tournaments in a digital setting. ![]() In October 2013, acquired the Amsterdam-based chess news site as well. Two years later, acquired a similar chess social networking site,. ![]() The site was relaunched in 2007, having heavy campaigning and promotion on social media. In 2005, Internet entrepreneur Erik Allebest and partner Jarom "Jay" Severson, who met as undergraduate students at Brigham Young University, bought the domain name and assembled a team of software developers, redeveloping the site as a chess portal. The domain was originally set up in 1995 by Aficionado, a company based in Berkeley, California to sell Chess Mentor, a chess tutoring software program. has hosted online tournaments including Titled Tuesdays, the PRO Chess League, the Speed Chess Championships, PogChamps, Online Chess Olympiads and computer vs. Chess versus a chess engine, computer analysis, chess puzzles and teaching resources are offered.Īs one of the largest chess platforms in the world, it achieved the milestone of 100 million users on December 16, 2022. Live online chess can be played against other users in daily, rapid, blitz or bullet time controls, with a number of chess variants available. The site has a freemium model in which some features are available for free, and others are available for accounts with subscriptions. Jay Severson (co-founder, chief technical advisor)Ĭ is an internet chess server and social networking website.Our collection of interesting chess positions for online play or trainer mode is unique in that it includes mistakes that were made by top players. Learning how to solve these puzzles will improve the knowledge of beginning chess principles – seeing the right move in a position that your opponent overlooked. They provide a good way to pass time and also improve your concentration, even if you are a beginner or Olympiad master. They are sorted in levels to allow everyone to improve their skills.Ĭhess puzzles are best for when you are idle and bored. Use the links on the side (or at the bottom on mobile devices) to see more puzzles. Don’t forget to comment if you found an alternate (or better) solution! All puzzles have solutions (hidden by default). From there you can solve the puzzle online or select its FEN string and, if you have the full version of SparkChess, paste it in the Board Editor to play from that position. You will also learn a great deal about the planning and execution of combinational chess.Ĭlick on any puzzle for details. Careful study of these positions will help you improve your skill in finding good moves and combinations in actual games. Most of the positions occurred during famous games between Grandmasters and demonstrate tactical ideas encountered in actual play – no computer analysis here. These interactive chess puzzles help you to get better at chess, improve your concentration and learn some new tricks. Play and learn how the pros handle complex chess positions.
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