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and White mates in three (19.Nh6+ double check Kh8 20.Qg8+ Rxg8 21.Nf7#). [1] [2] Cochrane published a book reporting his games with Moheshchunder and other Indians in 1864.It gained popularity after Ernst Grünfeld introduced it into international play at the Bad Pistyan Tournament 7-28 April 1922, where, in his first game with the defense, he drew Friedrich Sämisch in 22 moves. [3]
The variation's most devoted practitioner has been its eponym, Ashot Nadanian.Various famous players such as Viktor Korchnoi, Maxime Vachier-Lagrave, Bu Xiangzhi, Alexander Riazantsev, Igor Lysyj, Walter Browne, Smbat Lputian, Timur Gareyev, Jonathan Rowson, Andrei Kharlov, Bogdan Lalić have employed it at some time or another, though few have made it their main line against the Grünfeld ...
Ernst Grünfeld contributed many articles on openings to chess magazines around Europe. Indeed, before he had turned 20, he was already contributing articles on the Ruy Lopez to Wiener Schachzeitung, which was one of the most popular German-language chess publications of its day, and over the next 40 years or so he wrote many articles on opening theory for chess publications in Germany ...
Other Petrosian variations can be found in the Grünfeld Defence after 1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5, [60] and the French Defence after 1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7. [61] Some authorities refer to a variation of the Caro–Kann Defence with his name, along with former world champion Vassily Smyslov : the Petrosian–Smyslov ...
In the game of chess, Indian Defence or Indian Game is a broad term for a group of openings characterised by the moves: . 1. d4 Nf6 [1]. They are all to varying degrees hypermodern defences, where Black invites White to establish an imposing presence in the centre with the plan of undermining and ultimately destroying it.
The Symmetrical Defense (or Austrian Defense) is a chess opening that begins with the moves: . 1. d4 d5 2. c4 c5. First described in print by Alessandro Salvio in 1604, the opening is often called the Austrian Defense because it was studied by Austrian chess players including Hans Haberditz (c. 1901–57), Hans Müller (1896–1971), and GM Ernst Grünfeld.
The Fianchetto Variation 1.d4 Nf6 2.c4 g6 3.Nf3 Bg7 4.g3 0-0 5.Bg2 d6 6.0-0, is named for White's development of light-squared bishop to g2, and is one of the most popular lines at the grandmaster level, Korchnoi once its most notable practitioner. This method of development is on completely different lines than other King's Indian variations.
The defence is one of the oldest chess openings, with games dating back to the 16th century. It is a weak opening that gives a large advantage for White after 3.Nxe5. Even if White does not go for this continuation, simple development leads to an advantage since 2...f6 prevents the g8-knight from developing to f6 and weakens Black's kingside.