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Semyon Alapin. Parent. Sicilian Defence. 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]
The Sicilian Defence is a chess opening that begins with the following moves: . 1. e4 c5. The Sicilian is the most popular and best-scoring response to White's first move 1.e4. The opening 1.d4 is a statistically more successful opening for White because of the high success rate of the Sicilian defence against 1.e4.
Semyon Alapin. Semyon Zinovyevich Alapin (Russian: Семён Зиновьевич Алапин; 19 November [O.S. 7 November] 1856 – 15 July 1923) was a Russian chess player, openings analyst, and puzzle composer. He was also a linguist, railway engineer and a grain commodities merchant.
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.
Parent. Sicilian Defence. Synonym (s) Morra Gambit. In chess, the Smith–Morra Gambit (or simply Morra Gambit) is an opening gambit against the Sicilian Defence distinguished by the moves: 1. e4 c5. 2. d4 cxd4. 3. c3. White sacrifices a pawn to develop quickly and create attacking chances.
White may continue 3.d5, when play can transpose into the Benoni, though White has extra options since c2–c4 is not mandated. 3.Nf3, transposing into a normal Sicilian Defence, and 3.c3, transposing into a line of the Alapin Sicilian (usually arrived at after 1.e4 c5 2.c3 e6 3.d4) are
The first game began with the Sicilian Defence, Alapin Variation. The first game of the 1996 match was the first game to be won by a chess-playing computer against a reigning world champion under normal chess tournament conditions, and in particular, classical time controls.
B34–B39. Parent. Open Sicilian. Synonym (s) Accelerated Fianchetto [1] The Accelerated Dragon (or Accelerated Fianchetto) is a chess opening variation of the Sicilian Defence that begins with the moves: 1. e4 c5. 2.