B23b — Sicilian: Closed

1.e4 c5 2.Nc3 g6 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
Case forte (2v0)
bP
Case forte (2v0)
wPPion central
wN
wP
wP
wP
wP
wP
wP
wP
wR
wB
wQ
wK
wBFou actif — mobilité 5
wN
wR
abcdefgh
Plans. f4 (Attaque à l'aile roi — 35 % des parties) ; g3 (Préparer le fianchetto — 34 % des parties) ; d4 (Occuper le centre — 11 % des parties) ; Nf3 (Développer g1 — 10 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wR
wP
wP
wP
wP
wP
wP
wP
wN
wP
bP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...Bg7 (Fianchetto, fou sur la grande diagonale — 81 % des parties) ; ...Nc6 (Développer b8 — 8 % des parties).
Avantages
Faiblesses
Diagonale active
Plans

Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● f7→g6, h7→g6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b5 (2v0), ● d5 (2v0)
Cases faibles
Centre ● d5 (2v0), ● e4 (1v0) ● d4 (1v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bf1 ● Bf1 Non développé (mob. 5)
Bc8 ● Bc8 Non développé (mob. 0)
Bf8 ● Bf8 Non développé (mob. 2)
Paire de fous ● Oui ● Oui
Non développées 5 (● g1, ● c1, ● f1, ● a1, ● h1) 6 (● b8, ● g8, ● c8, ● f8, ● a8, ● h8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Au centre ● Au centre
Droits de roque O-O / O-O-O O-O / O-O-O
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre mobile
Ruptures ● d2-d4 ● …d7-d5, ● …f7-f5
Partie
1947 Leningrad ch-URS – Round 1 – Kasparian, Genrikh – 0-1 – Keres, Paul – G31
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nd5 Bg7 6. Bg5 Nc6 7. Qc3 O-O 8. Bxf6 exf6 9. O-O-O f5 10. Qc4 fxe4
1948 Venice – Round 1 – Grob, Henry – 0-1 – Euwe, Max – G49
1. e4 c5 2. Nc3 g6 3. h4 h5 4. Nf3 Nc6 5. Bc4 a6 6. d4 cxd4 7. Nxd4 Bg7 8. Nxc6 bxc6 9. Qf3 e6 10. Bf4 d5
1952 Helsinki olm – Round 1 – Grob, Henry – 0-1 – Bronstein, David I – G103
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. e5 Nc6 6. Qf4 Nh5 7. Qe4 d6 8. exd6 Qxd6 9. Be3 Bg7 10. Nb5 Qb8
1953 AUS Ch – Round 8 – Goldstein, Maurice Edwards – 1/2-1/2 – Koshnitsky, Gregory – G13
1. e4 c5 2. Nc3 g6 3. d3 Bg7 4. Be3 d6 5. Qd2 Nc6 6. g3 Nd4 7. Nd1 Bd7 8. Bg2 Qc8 9. h3 h6 10. c3 Nc6
1956 Santa Fe – Round 1 – Ramirez Castro , Raul Omar – 1/2-1/2 – Pelikan, Jorge – G6
1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 e6 5. Nge2 Nc6 6. d3 Nge7 7. O-O O-O 8. Be3 Nd4 9. Qd2 d6 10. Nd1 Nxe2+
1957 San Nicolas – Round 1 – Toffano, Haroldo – 0-1 – Pelikán, Jiří – G1
1. e4 c5 2. Nc3 g6 3. g3 b6 4. Bg2 Bb7 5. Nge2 Bg7 6. d4 cxd4 7. Nxd4 h5 8. Be3 Qc8 9. O-O h4 10. Qd2 Nf6
1959 AUS Ch – Round 5.3 – Kellner, John Vincent – 0-1 – Sarapu, Ortvin – G9
1. e4 c5 2. Nc3 g6 3. Bc4 Nc6 4. a4 Bg7 5. Nge2 e6 6. d3 Nge7 7. Nf4 O-O 8. h4 h6 9. g4 d5 10. Ba2 c4
1960 Sao Paulo zt – Round 1 – Perez Alcocer, Jose – 0-1 – Wexler, Bernardo – G8
1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 Nc6 5. d3 e6 6. g3 d5 7. Bg2 dxe4 8. Nxe4 Nge7 9. Be3 b6 10. O-O Bxb2
1960 WchT U26 07th – Round 12 – Zinn, Lothar – 0-1 – Drimer, Dolfi – G29
1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 d6 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. d3 Nc6 8. O-O Nf6 9. Kh1 O-O 10. Bd2 Rab8
1961 CSR Ch – Round 3 – Florian, Jaromir – 0-1 – Filip, Miroslav – G25
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Bg5 Nc6 6. Qd2 Bg7 7. Bh6 Bxh6 8. Qxh6 Qb6 9. O-O-O Qxf2 10. Nh3 Ng4
1962 Capablanca Memorial – Round 15 – Siero, Lucas – 0-1 – Gligoric, Svetozar – G150
1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. d3 Nc6 5. Nge2 Nf6 6. O-O e6 7. Bg5 h6 8. Bxf6 Bxf6 9. f4 d6 10. Qd2 a6
1963 Odense – Round 4 – Haahr, Thorkild – 0-1 – Larsen, Benjamin Holsko – G21
1. Nc3 c5 2. e4 g6 3. d3 d6 4. Be2 Nc6 5. Be3 Bg7 6. Qd2 Rb8 7. Nf3 b5 8. d4 b4 9. Nd1 Nf6 10. dxc5 O-O
1964 ESP Ch 29th – Round 15 – Leuza Garcia, Jose – 1/2-1/2 – Puig, Pedro – G61
1. e4 c5 2. Nc3 g6 3. g4 Nc6 4. Bg2 Bg7 5. d3 d6 6. h3 Nf6 7. Be3 h5 8. g5 Nd7 9. Qd2 Nd4 10. Nge2 Rb8
1964 Rubinstein Memorial – Round 15 – Zinn, Lothar – 1/2-1/2 – Filipowicz, Andrzej – G67
1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 d6 5. Bb5+ Bd7 6. Bxd7+ Qxd7 7. O-O Nc6 8. d3 Nf6 9. Kh1 O-O 10. Qe1 Rab8
1965 Hungary – Round 1 – Csom, Istvan – 1/2-1/2 – Bilek, Istvan – G71
1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 d6 5. d3 Nf6 6. Bd2 Nc6 7. Qc1 O-O 8. Nh3 Nd4 9. O-O b5 10. Kh1 Bb7
1971 Moscow – Round 1 – Krumova, Velichka – 0-1 – Teodorescu, Alexandra-Mihaela – G119
1. e4 c5 2. Nc3 g6 3. f4 d6 4. Nf3 Bg7 5. Bc4 e6 6. d4 Nc6 7. f5 gxf5 8. Ng5 h6 9. Nxf7 Kxf7 10. O-O Nf6
World Blitz 2018 – Round 2.76 – Iljiushenok, Ilia – 1-0 – Gordievsky, Dmitry – G135
1. e4 c5 2. Nc3 g6 3. h4 Nc6 4. h5 Bg7 5. Bc4 e6 6. d3 d6 7. Nf3 Nge7 8. Bb3 a6 9. Be3 Nd4 10. Qd2 Nec6
World Blitz 2018 – Round 21.29 – Guseinov, Gadir – 1-0 – Gordievsky, Dmitry – G1228
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nf3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bd7 9. Nxd7 Qxd7 10. Be2 Bg7
World Blitz 2018 – Round 3.24 – Demchenko, Aleksandr – 1-0 – Dubov, Daniil – G157
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Be3 Nc6 6. Qd2 Bg7 7. f3 d6 8. O-O-O Be6 9. Nge2 Rc8 10. Kb1 Ne5
World Blitz 2018 – Round 8.30 – Motylev, Alexander – 1-0 – Maroroa Jones, Gawain C B – G477
1. e4 c5 2. Nc3 g6 3. h4 Nc6 4. h5 Bg7 5. d3 Rb8 6. h6 Bf8 7. Nf3 e5 8. Nd5 d6 9. c3 Bg4 10. Be2 Bh5
World Blitz 2019 – Round 12.66 – Xu, Xiangyu – 1/2-1/2 – Guseinov, Gadir – G841
1. e4 c5 2. Nc3 g6 3. Nge2 Bg7 4. h4 h5 5. d3 Nc6 6. Be3 d6 7. g3 Nf6 8. Bg2 Ng4 9. Bg5 Rb8 10. Qd2 Nd4
World Blitz 2021 – Round 2.21 – Piorun, Kacper – 0-1 – Zvjaginsev, Vadim – G81
1. e4 c5 2. Nc3 g6 3. f4 Bg7 4. Nf3 e6 5. g3 Ne7 6. Bg2 O-O 7. O-O Nbc6 8. e5 d6 9. exd6 Nf5 10. Ne4 Nxd6
World Blitz 2023 – Round 10.21 – Adhiban, B. – 0-1 – Duda, Jacob – G576
1. e4 c5 2. Nc3 g6 3. d4 cxd4 4. Qxd4 Nf6 5. Nf3 Nc6 6. Qa4 d6 7. e5 dxe5 8. Nxe5 Bd7 9. Nxd7 Nxd7 10. Be3 Bg7

B23b — Closed (1947)
1.e4 c5 2.Nc3 g6
Les coups candidats
3.f4 — 34.6% (3184 parties)
Ambassadeurs : Lyell, Mark (15x), Kayser, Felix (9x), Stokke, Kjetil (7x), Stewart, Ashley (7x), Trnovec, Mihaly (6x), Torres, Saulo De Jesus (6x), Bueno, Alfeu Junior Varela (6x), Valis, Janos (5x)
3.g3 — 33.6% (3091 parties)
Ambassadeurs : Parkanyi, Attila (11x), Bak, Istvan (8x), Rangel, Daniel (8x), Certek, Pavel (6x), Korbut, Ekaterina (6x), Tomcikova, Dominika (6x), Posch, Werner (5x), Heikkila, Antti (5x)
3.d4 — 10.9% (1001 parties)
Ambassadeurs : Lyell, Mark (9x), Guseinov, Gadir (9x), Maroroa Jones, Gawain C B (8x), Snape, Ian L (6x), Popov, Vladimir Valentinovich (5x), Loukopoulos, Panagiotis-Athanasi (5x), Abergel, Thal (4x), Biti, Ozren (4x)
3.Nf3 — 9.8% (905 parties)
Ambassadeurs : Nuber, Korbinian, Dr. (6x), Mitkov, Nikola (6x), Topalov, Veselin (5x), Svidler, Peter (3x), Hort, Vlastimil (2x), Pease, Ron J (2x), Rogers, Ian (2x), Polgar, Judit (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.f4 3.g3 3.d4 3.Nf3
<1800 1145 39% 30% 7% 9%
1800-2200 4931 38% 35% 10% 7%
2200-2600 2109 29% 30% 19% 14%
2600+ 36 17% 11% 22% 25%
Évolution par décennie (% des parties)
Décennie N parties 3.f4 3.g3 3.d4 3.Nf3
1950s 34 6% 47% 9% 9%
1960s 75 27% 44% 8% 12%
1970s 99 24% 52% 5% 10%
1980s 139 27% 41% 7% 18%
1990s 954 27% 48% 5% 8%
2000s 2353 34% 37% 8% 11%
2010s 4053 40% 31% 9% 9%
2020s 1506 28% 23% 26% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.f4 40% 28% ▼ -11.6%
3.g3 31% 23% ▼ -7.3%
3.d4 9% 26% ▲ +17.2%
3.Nf3 9% 9% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 4 parties
Kramnik, Vladimir — 1 partie
Parties historiques
3.f4 — 34.6% (3184 parties)
1954 — Szabo, Stefan vs Pachman, Ludek — 0-1 — Bucharest ROU
1956 — Dreibergs, Leonid vs Bisguier, Arthur B — 0-1 — Detroit, MI USA
1960 — Zinn, Lothar vs Drimer, Dolfi — 0-1 — Leningrad RUS
1960 — Perez Alcocer, Jose vs Wexler, Bernardo — 0-1 — Sao Paulo zt
1960 — Pachman, Ludek vs Miguel, Nahuel — 1/2-1/2 — Leipzig olm
3.g3 — 33.6% (3091 parties)
1950 — Illgen, Hans vs Werner, Stephan — 1-0 — Bielefeld
1951 — Puc, Stojan vs Bertok, Mario Jr. — 1/2-1/2 — Sarajevo BIH
1953 — Bronstein, David I vs Keres, Paul Petrovich — 1-0 — Zurich SUI
1954 — Agustsson, Gudmundur vs Bosch van Rosenthal, Edzard — 1/2-1/2 — Amsterdam olm
1955 — Pinkus, Lutz vs Bisguier, Arthur B — 0-1 — New York, NY USA
3.d4 — 10.9% (1001 parties)
1952 — Grob, Henry vs Bronstein, David I — 0-1 — Helsinki olm
1953 — Joppen, Egon vs Heemsoth, Hermann — 1/2-1/2 — Berlin GER
1954 — Kandel, Adham vs Reicher, Emanoil-George — 0-1 — RUM ch sf
1961 — Florian, Jaromir vs Filip, Miroslav — 0-1 — Kosice
1963 — Pennycuick, David Bruce vs Williams, Robert Howard — 1-0 — Bognor Regis, Butlins
3.Nf3 — 9.8% (905 parties)
1955 — Ivkov, Borislav vs Pachman, Ludek — 1-0 — Buenos Aires ARG
1955 — Barta, Jan vs Sabata, Miroslav — 1-0 — Prague CZE
1956 — Herink, Miroslav vs Al Husari, Zita Fatima — 0-1 — Podebrady CZE
1960 — De Castro Rubio, Dora vs Efremoff, Taya — 1-0 — So Paulo
1962 — Hort, Vlastimil vs Kavalek, Lubomir — 1/2-1/2 — Jablonec

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