Unorthodox Chess Opening
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Unorthodox Chess Opening
In chess, an irregular opening is an opening considered unusual or unorthodox. In the early 19th century the term was used for any opening not beginning with 1.e4 e5 (the Open Game) or 1.d4 d5 (the Closed Game). As opening theory has developed and openings formerly considered "irregular" have become standard, the term has been used less frequently.Hooper & Whyld, ''The Oxford Companion to Chess'', Oxford University Press, 1996, p 182, "Irregular opening, in the early 19th century any opening that did not begin with 1.e4 e5 or 1.d4 d5. However, Jaenisch said, 'As this distinction is purely arbitrary, and unfounded on principle, we cannot ourselves adopt it. We distinguish all the openings as "correct", or else as "incorrect" or "hazardous".' Since then many so-called irregular openings have become standard play. These and many other openings have acquired names and the term irregular opening has gradually fallen into disuse." Because these openings are not popular with chess players ...
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Chess
Chess is a board game for two players. It is an abstract strategy game that involves Perfect information, no hidden information and no elements of game of chance, chance. It is played on a square chessboard, board consisting of 64 squares arranged in an 8×8 grid. The players, referred to as White and Black in chess, "White" and "Black", each control sixteen Chess piece, pieces: one king (chess), king, one queen (chess), queen, two rook (chess), rooks, two bishop (chess), bishops, two knight (chess), knights, and eight pawn (chess), pawns, with each type of piece having a different pattern of movement. An enemy piece may be captured (removed from the board) by moving one's own piece onto the square it occupies. The object of the game is to "checkmate" (threaten with inescapable capture) the enemy king. There are also several ways a game can end in a draw (chess), draw. The recorded history of chess goes back to at least the emergence of chaturanga—also thought to be an ancesto ...
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Howard Staunton
Howard Staunton (April 1810 – 22 June 1874) was an English chess master who is generally regarded as the world's strongest player from 1843 to 1851, largely as a result of his 1843 victory over Pierre Charles Fournier de Saint-Amant. He promoted a chess set of clearly distinguishable pieces of standardised shape – the Staunton pattern promulgated by Nathaniel Cooke – that is still the style required for competitions. He was the principal organiser of the first international chess tournament in 1851, which made England the world's leading chess centre and caused Adolf Anderssen to be recognised as the world's strongest player. From 1840 onwards he became a leading chess commentator, and won matches against top players of the 1840s. In 1847 he entered a parallel career as a Shakespearean scholar. Ill health and his two writing careers led him to give up competitive chess after 1851. In 1858 attempts were made to organise a match between Staunton and Paul M ...
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Anderssen's Opening
Anderssen's Opening is a chess opening defined by the opening move: :1. a3 Anderssen's Opening is named after unofficial World Chess Champion Adolf Anderssen, who played it three times in his 1858 match against Paul Morphy. Although Anderssen was defeated decisively in the match, the games he opened with the novelty scored 1½/3 (one win, one loss, one draw). Anderssen's Opening is not commonly played, and is an irregular opening. The move is classified under the A00 code in the ''Encyclopaedia of Chess Openings''. Anderssen's Opening is also the very first opening enumerated in the ''Oxford Companion to Chess index of 1327 openings, due to a systematic ordering which begins at White's left-hand and proceeds to White's right-hand . Themes Anderssen's Opening does little in the way of development or control of the center, and is rather more of a waiting move. However some players may enjoy the psychological value of such a move, or believe it will help them against an oppone ...
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Chess Opening Theory/1
Chess is a board game for two players. It is an abstract strategy game that involves no hidden information and no elements of chance. It is played on a square board consisting of 64 squares arranged in an 8×8 grid. The players, referred to as "White" and "Black", each control sixteen pieces: one king, one queen, two rooks, two bishops, two knights, and eight pawns, with each type of piece having a different pattern of movement. An enemy piece may be captured (removed from the board) by moving one's own piece onto the square it occupies. The object of the game is to "checkmate" (threaten with inescapable capture) the enemy king. There are also several ways a game can end in a draw. The recorded history of chess goes back to at least the emergence of chaturanga—also thought to be an ancestor to similar games like and —in seventh-century India. After its introduction in Persia, it spread to the Arab world and then to Europe. The modern rules of chess emerged in Eur ...
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Transposition (chess)
In chess, a transposition is a sequence of moves that results in a position that may also be reached by another, more common sequence of moves. Transpositions are particularly common in the opening, where a given position may be reached by different sequences of moves. Players sometimes use transpositions deliberately, to avoid variations they dislike, lure opponents into unfamiliar or uncomfortable territory or simply to worry opponents. See review at To transpose is to play a move that results in a transposition. Transposition tables are an essential part of a computer chess program. Transpositions exist in other abstract strategy games such as shogi, Go, tic-tac-toe and Hex. Examples Positions reached by different routes For instance, the first position can be obtained from the Queen's Gambit: :1. d4 d5 :2. c4 e6 :3. Nc3 Nf6 But this position can also be reached from the English Opening: :1. c4 e6 :2. Nc3 Nf6 :3. d4 d5 so the English Opening has transposed into the ...
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King's Fianchetto Opening
The King's Fianchetto Opening or Benko Opening (also known as the Rat Opening, Hungarian Opening, or Bilek Opening) is a chess opening characterized by the move: : 1. g3 White's 1.g3 ranks as the fifth most popular opening move, but it is far less popular than 1.e4, 1.d4, 1.c4 and 1.Nf3. It is usually followed by 2.Bg2, fianchettoing the bishop. Nick de Firmian writes that 1.g3 "can, and usually does, transpose into almost any other opening in which White fianchettos his king's bishop". Included among these are the Catalan Opening, the King's Indian Attack and some variations of the English Opening. For this reason, the ''Encyclopaedia of Chess Openings'' has no specific code devoted to 1.g3. The move itself is classified under A00, but the numerous transpositional possibilities can result in various ''ECO'' codes. Transposition by delayed fianchetto occurs in the Barcza Opening (1.Nf3 d5 2.g3 or 1.Nf3 Nf6 2.g3). Use While this opening has never been common, the Madras player ...
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Zukertort Opening
The Zukertort Opening is a chess opening named after Johannes Zukertort that begins with the move: : 1. Nf3 Sometimes the name "Réti Opening" is used for the opening move 1.Nf3, although most sources define the Réti more narrowly as the sequence 1.Nf3 d5 2.c4. A flank opening, it is the third most popular of the twenty legal opening moves White has, behind only 1.e4 and 1.d4. The move has been described by Edmar Mednis as a "perfect and flexible opening" and by others such as Aron Nimzowitsch as "certainly the most solid move, whereas moves such as 1.e4 and 1.d4 are both 'committal' and 'compromising'." The game can transpose into many other openings that usually start with 1.e4, 1.d4, or 1.c4. If Black is not careful, there is the risk of running unprepared into a highly theoretical opening, e.g. after 1.Nf3 c5 White can play 2.e4 leading to the mainline Sicilian Defense. Other common transpositions are to various lines of the Queen's Gambit Declined (after e.g. 1.Nf3 d ...
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Queen's Pawn Game
The Queen's Pawn Game is any chess opening starting with the move: : 1. d4 It is the second-most popular opening move after 1.e4 (King's Pawn Game). Terminology The term "Queen's Pawn Game" is usually used to describe openings beginning with 1.d4 where White does not play the Queen's Gambit. The most common Queen's Pawn Game openings are: * The London System, 2.Bf4 or 2.Nf3 and 3.Bf4 * The Trompowsky Attack, 1...Nf6 2.Bg5 and the Pseudo-Trompowsky 1...d5 2.Bg5 * The Torre Attack, 2.Nf3 and 3.Bg5 * The Stonewall Attack, 2.e3 * The Colle System, 2.Nf3 and 3.e3 * The King's Fianchetto Opening, 2.Nf3 and 3.g3 * The Barry Attack, 1...Nf6 2.Nf3 g6 3.Nc3 d5 4.Bf4 * The Richter–Veresov Attack, 1...d5 2.Nc3 Nf6 3.Bg5 or 1...Nf6 2.Nc3 d5 3.Bg5 * The Blackmar–Diemer Gambit, 1...d5 2.e4, and the Hübsch Gambit 1...Nf6 2.Nc3 d5 3.e4 In the ''Encyclopaedia of Chess Openings'' (''ECO''), Closed Games (1.d4 d5) are classified under codes D00–D69. Openings where Black do ...
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King's Pawn Game
The King's Pawn Game is any chess opening starting with the move: : 1. b:Chess Opening Theory/1. e4, e4 It is the most popular opening move in chess, followed by 1.d4, the Queen's Pawn Game. Principles White opens with the most popular of the twenty possible opening moves. Since nearly all openings beginning 1.e4 have names of their own, the term ''King's Pawn Game,'' unlike Queen's Pawn Game, is rarely used to describe the opening of the game. Advancing the king's pawn two squares is highly useful because it occupies a square, attacks the center square d5, and allows the of White's and queen (chess), queen. Bobby Fischer said that the King's Pawn Game is "Best by test", and proclaimed that "With 1.e4! I win." Opening categorization and continuations King's Pawn Games are further classified by whether Black responds with b:Chess Opening Theory/1. e4/1...e5, 1...e5 or not. Openings beginning with b:Chess Opening Theory/1. e4, 1.e4 b:Chess Opening Theory/1. e4/1...e5, e5 are ...
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List Of Chess Traps
In chess, a trap is a move which tempts the opponent to play a bad move. Traps are common in all phases of the game; in the opening, some traps have occurred often enough that they have acquired names. If the opponent sees through the trap, it can backfire. List of chess traps Ordered by chess opening: *Albin Countergambit: Lasker Trap *Blackmar–Diemer Gambit: Halosar Trap *Bogo-Indian Defence: Monticelli Trap *Budapest Gambit: Kieninger Trap * Englund Gambit Trap *Italian Game: Blackburne Shilling Gambit *Petrov's Defence: Marshall Trap *Philidor Defence: Légal Trap *Queen's Gambit Declined: **Elephant Trap ** Rubinstein Trap *Ruy Lopez: ** Mortimer Trap ** Noah's Ark Trap ** Tarrasch Trap ** Fishing Pole Trap *Sicilian Defence: ** Magnus Smith Trap ** Siberian Trap * Vienna Gambit: Würzburger Trap See also * Gambit * Fool's mate * Scholar's mate * Swindle (chess) In chess, a swindle is a ruse by which a player in a losing position tricks their opponent a ...
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Benoni Defence
The Benoni Defense, or simply the Benoni, is a chess opening characterized by an early reply of ...c5 against White's opening move 1.d4. The original form of the Benoni, now known as the Old Benoni, is characterized by : 1. b:Chess Opening Theory/1. d4, d4 b:Chess Opening Theory/1. d4/1...c5, c5 This leaves Black a few options such as an early ...f5 and an early dark-squared bishop trade by ...Be7–g5, but has the drawback that White is no longer committed to playing c2–c4 after the response 2.d5. White may prefer to occupy c4 with a knight, or to inconvenience Black's development with an early bishop check on b5. More commonly, it is reached by the sequence: : 1. b:Chess Opening Theory/1. d4, d4 b:Chess Opening Theory/1. d4/1...Nf6, Nf6 : 2. b:Chess Opening Theory/1. d4/1...Nf6/2. c4, c4 b:Chess Opening Theory/1. d4/1...Nf6/2. c4/2...c5, c5 : 3. b:Chess Opening Theory/1. d4/1...Nf6/2. c4/2...c5/3. d5, d5 Black can then offer a pawn Sacrifice (chess), sacrifice with 3...b5 ( ...
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