MADRID — The world’s top female chess player has given up her last game to protest being paired against mostly female players at a major tournament where male contestants outnumbered them.
Christian Sánchez (Rosario, Argentina) wonders whether Assiac’s name was really ‘Heinrich L. Fraenkel’, as given by Jeremy Gaige in Chess Personalia (Jefferson, 1987), or whether there was a mix-up with Dr H.L. Frankel. Our correspondent notes the discussion of Fraenkel/Frankel in C.N.s 3244 and 3385 (see pages 205-206 of Chess Facts and Fables).
Anand headed into a tabiya – a set of related positions – that he knows very well, when he captured the c-pawn with 3—dxc4. Carlsen took his first long think on move 4. The position resembled a Sicilian Dragon Defence – only the colours were reversed.
This has given rise to many gaming links and websites wooing surfers to try out their skills. Many sites have well planned gaming choices that are attractive and also safe to use. For instance, is a site where a plethora of games that cater to a variety of age groups and ability levels are available. What is more, it offers a wonderful chance to mingle with other members as well through chat windows and discuss game strategies besides striking up a lasting friendship.
Insufficient material – a player may claim a draw if the opponent has insufficient material to checkmate, for example if the player has only the king left and the opponent has only the king and a bishop. Such a claim is only valid if checkmate is impossible. Under the revised rule that took effect on 1 July 2009, which only refers to the impossibility of reaching checkmate without explicitly relating this to the players’ material, the game is ended immediately in a draw, not requiring a claim by a player.
Please fix en passant!!! The AI uses en passant rule, while the player is unable to do so. The pawn eligible for an en passant move is inactive and you cannot move it. It’s very frustrating at certain positions. I already faced such situations several times. You even list this move in the rules but it is impossible to actually play it in the game.
One of the most important mathematical challenges of chess is the development of algorithms that can play chess. The idea of creating a chess-playing machine dates to the 18th century; around 1769, the chess-playing automaton called The Turk became famous before being exposed as a hoax 106 Serious trials based on automata, such as El Ajedrecista , were too complex and limited to be useful.