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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 [1] [2] [3] 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 ...
This is a list of chess openings, organised by the Encyclopaedia of Chess Openings (ECO) code classification system.The chess openings are categorised into five broad areas ("A" through "E"), with each of those broken up into one hundred subcategories ("00" through "99").
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 ...
A chess opening book is a book on chess openings. This is by far the most common type of literature on chess . These books describe many major lines, like the Sicilian Defence , Ruy Lopez , and Queen's Gambit , [ 1 ] as well as many minor variations of the main lines.
The Immortal Game, played by Anderssen and Lionel Kieseritzky on 21 June 1851 in London—where Anderssen made bold sacrifices to secure victory, giving up both rooks and a bishop, then his queen, and then checkmating his opponent with his three remaining minor pieces—is considered a supreme example of Romantic chess. [4]
Game animation. The Evergreen Game is a famous chess game won by Adolf Anderssen against Jean Dufresne in 1852.. This was probably an informal game.At the time, there was no formal title of "World Champion", but the German mathematics professor Anderssen was widely considered the best player in the world after winning the first major international chess tournament in London in 1851.
Adolf Anderssen won both the London International Tournament and the rival London Club Tournament.. London 1851 was the first international chess tournament. [1] The tournament was conceived and organised by English player Howard Staunton, [2] and marked the first time that the best chess players in Europe would meet in a single event.
For many players at club level, who want to avoid studying masses of opening variations, 1.a3 can often be very useful because in many cases Black's first move will be e5 or d5 or c5 thus allowing White to play a strong Black defence as a mirror image i.e Sicilian or Kings Indian etc which will compensate for the loss of a tempo with 1.a3.