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This may not have been one of Atari's most popular games, but it opened doors for the use of Artificial Intelligence in games in a stellar way, as competitions against the computer were complicated to win.
Chessmaster 2000 is a chess video game developed by Software Toolworks and released in 1986.
It was very popular at the time and was noted for its strong artificial intelligence that offered a challenge to chess players of all levels.
The game allowed players to play against different computer-controlled opponents, each with their own style of play and level of difficulty.
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In addition, Chessmaster 2000 offered the possibility to learn and improve your chess skills through interactive lessons and game analysis.
Over the years, several subsequent versions of Chessmaster have been released, but Chessmaster 2000 is still widely remembered as one of the most influential titles in the world of chess video games.
Besides Atari this game was also released for PC, Commodore 64, Amiga, Amstrad CPC, ZX Spectrum, MSX and Apple II.
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Personally I liked it in the way of learning and I acquired very good knowledge of the game that later served me when I played real games against my friends.