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In chess, the Scheveningen Variation [1] of the Sicilian Defence is an opening that is a line of the Open Sicilian characterised by Black setting up a "small centre" with pawns on d6 and e6. There are numerous move orders that reach the Scheveningen; a common one is: 1. e4 c5 2. Nf3 d6
The Najdorf Variation [1] (/ ˈ n aɪ d ɔːr f / NY-dorf) of the Sicilian Defence is one of the most popular, reputable, and deeply studied of all chess openings. [ 2 ] [ 3 ] Modern Chess Openings calls it the " Cadillac " or " Rolls-Royce " of chess openings. [ 4 ]
The best known of these, called the Poisoned Pawn Variation, is a line of the Sicilian Defense, Najdorf Variation that begins with the moves: 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6. after which 8.Qd2 Qxb2 usually follows, accepting the "poisoned" b2-pawn. White can also play 8.Nb3, protecting the pawn.
The Katalymov is considered inferior since it commits Black to a plan with ...b6 rather than more aggressive Sicilian defences incorporating ...b7–b5. [1] Black must protect the b5-square, as an invasion by a white knight or bishop would be very annoying.
In chess, the Sicilian Defence, Alapin Variation is a response to the Sicilian Defence characterised by the moves: 1. e4 c5 2. c3. It is named after the Russian master Semyon Alapin (1856–1923). For many years, it was not held in high regard, since 2...d5 was thought to allow Black easy equality. [1] [2]
Botvinnik Variation of the English Opening – 1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 – named after Mikhail Botvinnik [17] Brentano Defense of the Ruy Lopez – 1.e4 e5 2.Nf3 Nc6 3.Bb5 g5 – named after Franz Brentano [26] Breyer Variation of the King's Gambit – 1.e4 e5 2.f4 exf4 3.Qf3 – named after Gyula Breyer [27]
In most Yugoslav games, 0-0-0, h4, and Bb3 are all played by White but the move order matters a great deal. 10.h4 h5 transposes to the Soltis Variation but avoids the Chinese Dragon (see below), because after 10.h4 Rb8?! 11.h5! is now good for White. 10.Bb3 also usually transposes into the main lines but Black has the additional possibility of ...
The move 5.c4 can be considered as the positional approach as opposed to 5.Nc3. The Maróczy Bind can be seen in other openings as well, for both colors, including the English Opening, the King's Indian Defence, and other lines in the Sicilian Defence. This bind is distinctive for two White pawns on c4 and e4 (c5 and e5 for Black), where they ...