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A chess rating system is a system used in chess to estimate the strength of a player, based on their performance versus other players. They are used by organizations such as FIDE, the US Chess Federation (USCF or US Chess), International Correspondence Chess Federation, and the English Chess Federation. Most of the systems are used to ...
This infobox is for articles on 1-on-1 chess competitions, such as the finals of the [[World Chess Championships]] Template parameters [Edit template data] Parameter Description Type Status score1 score1 Final score, competitor 1 Number suggested score2 score2 Final score, competitor 2 Number suggested The above documentation is transcluded from Template:Infobox chess match/doc. (edit ...
Field Marshal Sam Hormusji Framji Jamshedji Manekshaw [3] MC (3 April 1914 – 27 June 2008), also known as Sam Bahadur ("Sam the Brave"), was an Indian Army general officer who was the chief of the army staff during the Bangladesh Liberation War in 1971, and the first Indian to be promoted to the rank of field marshal.
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Sam Manekshaw was promoted to the rank in 1973 for his role in leading the Indian Army to aid in the final days of the Indian Army's support for the Bangladesh Liberation War against Pakistan. K. M. Cariappa was promoted in 1986, long after he retired, in recognition of his services as the first Indian Commander-in-Chief of the Indian Army. [3]
The Sonneborn–Berger score is the most popular tiebreaker method used in Round Robin tournaments.However in contrast to Swiss tournaments, where such tiebreaker scores indicate who had the stronger opponents according to final rankings, in Round Robin all players have the same opponents, so the logic is a lot less clear-cut.
The only score in which all methods give exactly the same result is an even score against opponents with no skew away from their average rating, in which case the performance rating is the average of the opponents' ratings. There are larger discrepancies closer to zero scores or perfect scores, or a larger variance in the individual ratings (in ...
Piece values exist because calculating to checkmate in most positions is beyond reach even for top computers. Thus, players aim primarily to create a material advantage; to pursue this goal, it is normally helpful to quantitatively approximate the strength of an army of pieces.