B26j — Sicilian: Closed, 6.Be3 Rb8 7.Qd2 b5 8.Nge2

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 Rb8 7.Qd2 b5 8.Nge2 *   ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bBFou enfermé — mobilité 7
bQ
bKRoi au centre — vulnérable
bN
bR
bP
bP
bP
bB
bP
bN
bP
bP
bPPion sous pression
bP
Case forte (2v0)
wPCase forte (3v0)
Case forte (3v0)
wN
wPPion central
wBFou actif — mobilité 5
wP
wP
wP
wP
wQ
wN
wP
wB
wP
wR
wK
wR
abcdefgh
Avantages : case forte e4, case forte f4, case forte d5, Be3 actif, paire de fous.
Faiblesses adverses : Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, arriéré f2.
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● c3 — Préparer d4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wKRoi au centre — doit roquer
wR
wP
wB
wPPion arriéré — cible
wN
wQ
wP
wP
wP
wP
wB
wP
wN
wP
Avant-poste C (accessible)
Case forte (2v0)
Avant-poste C (accessible)
bP
bP
bP
bP
bN
bP
bBFou actif — mobilité 6
bP
bP
bP
bR
bN
bK
bQ
bBFou actif — mobilité 7
bR
hgfedcba
Avantages : case forte b4, case forte d4, case forte e5, avant-postes d4(C), e5(C), Bg7 actif, paire de fous.
Faiblesses adverses : arriéré f2, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, 3 pièces non développées (G8, C8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nf6 — Développer Ng8
● ...Bf5 — Développer Bc8
● ...c4 — Rupture
● ...d5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
B26j — Closed
1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 Rb8 7.Qd2 b5 8.Nge2
Eval: [-0.35]
Les coups candidats
8…b4 — 60.5% (1349 parties)
Ambassadeurs : Cross, Gregory W (19x), Chaika, Ivan (18x), Ledger, Andrew J (11x), Nutt, Jeff (11x), Esquivel León, Jorge A. (11x), Ledger, Dave J (10x), Majer, Damir (9x), Lavrentyev, Yury Grigorievich (8x)
8…Nd4 — 32.8% (731 parties)
Ambassadeurs : Lerch, Patrice (9x), Buckley, Melanie H (8x), Letay, Gyula (6x), Adams, Michael (5x), Ledger, Dave J (5x), Coimbra, Margarida (5x), Soraas, Torben (5x), Pesztericz, Laszlo (5x)
8…h5 — 2.4% (53 parties)
Ambassadeurs : Chaika, Ivan (4x), Hjaltason, Gisli (2x), Arnold Klein Mudidi (1x), Fischer, Theo (1x), Bakalar, Jan (1x), Kogan, Arthur (1x), Semenov, Dmytro (1x), Liutsko, Igor (1x)
8…e6 — 2.1% (47 parties)
Ambassadeurs : Ochsner, Bjorn Moller (2x), Coast, Peter (1x), Horton, Michael Howard (1x), Dean, Donald (1x), Delaune, Richard K (1x), Parkanyi, Attila (1x), Racz, Zoltan (1x), Medwed Eugen (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…b4 8…Nd4 8…h5 8…e6
<1800 39 67% 15% 3% 8%
1800-2200 937 62% 31% 2% 3%
2200-2600 945 59% 35% 3% 1%
2600+ 18 28% 72%
Évolution par décennie (% des parties)
Décennie N parties 8…b4 8…Nd4 8…h5 8…e6
1930s 2 100%
1940s 2 100%
1950s 7 100%
1960s 17 65% 18% 6%
1970s 33 64% 33% 3%
1980s 48 44% 54%
1990s 333 56% 37% 1% 2%
2000s 843 58% 37% 1% 2%
2010s 691 64% 28% 4% 3%
2020s 254 72% 20% 4% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…b4 64% 72% ▲ +8.5%
8…Nd4 28% 20% ▼ -7.6%
8…h5 4% 4% -0.2%
8…e6 3% 2% ▼ -1.0%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 1 partie
Ding, Liren — 1 partie
Parties historiques
8…b4 — 60.5% (1349 parties)
1930 — Addicks, J. vs Weenink, Henri — 0-1 — Amsterdam NED
1930 — Addicks, JH. vs Weenink, Henri — 0-1 — Amsterdam NED
1961 — Christoffel, Martin vs Gligorić, Svetozar — 0-1 — Zurich SUI
1961 — Christoffel, Martin vs Petrosian, Tigran A. — 0-1 — Zurich SUI
1962 — Bakker, Piet vs De Rooi, Paul — 1/2-1/2 — Beverwijk NED
8…Nd4 — 32.8% (731 parties)
1946 — Thomas, George Alan vs Ekstrom, Folke — 1/2-1/2 — Zaandam/Wormerveer
1949 — Ganchev, Vladimir vs Kiprov, Alexander — 0-1 — Sofia BUL
1951 — Heidenfeld, Wolfgang vs Fred, Aatos — 0-1 — Marianske Lazne - Praha
1952 — Krivec, Sandi vs Bogdanovic, Rajko — 1-0 — Belgrade SRB
1952 — Krivec Slavko vs Bogdanovic, Rajko — 1-0 — ?
8…h5 — 2.4% (53 parties)
1995 — Bakalar, Jan vs Kogan, Arthur — 0-1 — Slovakia ch
1998 — Arnold Klein Mudidi vs Fischer, Theo — 1/2-1/2 — Chemnitz
1999 — Semenov, Dmytro vs Liutsko, Igor — 1-0 — Alushta UKR
2000 — Bertino, Andrea vs Cacco, Christian — 0-1 — Viareggio ITA
2002 — Stewart, Nassor vs Vatter, Hans-Joachim — 1/2-1/2 — Saarbruecken GER
8…e6 — 2.1% (47 parties)
1966 — Coast, Peter vs Horton, Michael Howard — 1/2-1/2 — Sunderland ch-BCF
1978 — Dean, Donald vs Delaune, Richard K — 1-0 — corr ch-North America
1990 — Parkanyi, Attila vs Racz, Zoltan — 0-1 — Zalakaros
1993 — Klinger, Josef vs Schumi, Manfred — 1-0 — Zurich SUI
1993 — Theissl Pokorna, Regina vs Kacincova, Jarmila — 1/2-1/2 — Dunaj-Trnava
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés ● f2
Chaînes ● c2→d3, f2→g3, h2→g3, d3→e4 ● d6→c5, e7→d6, f7→g6, h7→g6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e4 (3v0), ● f4 (3v0), ● d5 (2v0) ● b4 (2v0), ● d4 (3v2), ● e5 (3v0)
Cases faibles
Centre ● d5 (2v0), ● e4 (3v0) ● d4 (3v2), ● e5 (3v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bg2 ● Bg2 Ok (mob. 3)
Be3 ● Be3 Actif (mob. 5)
Bg7 ● Bg7 Actif (mob. 6)
Bc8 ● Bc8 Non développé (mob. 7)
Paire de fous ● Oui ● Oui
Non développées 2 (a1, h1) 3 (g8, c8, h8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Au centre ! ● Au centre !
Droits de roque O-O / O-O-O O-O
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● d3-d4, ● e4-e5, ● f2-f3 ● …c5-c4, ● …d6-d5, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5
Partie
1952 JUG Ch – Round 6 – Krivec, Sandi – 1-0 – Bogdanovic, Rajko – G38
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O b4 10. Nd1 e6
1954 Belgrade – Round 14 – Milic, Borislav – 1/2-1/2 – Ivkov, Borislav – G120
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O b4 10. Nd1 Bd7
1956 Zittau-A 6th – Round 1 – Dorawa, Bernhard – 1/2-1/2 – Schlieder, Rolf – G3
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O e6 10. Nd1 b4
1960 CSR Ch – Round 12 – Hort, Vlastimil – 0-1 – Vesely, Jiri – G101
1. e4 c5 2. Nc3 Nc6 3. g3 Rb8 4. d3 b5 5. Be3 d6 6. Qd2 g6 7. Bg2 Bg7 8. Nge2 Nd4 9. O-O Bd7 10. Nd1 f5
1961 Zuerich – Round 3 – Christoffel, Martin – 0-1 – Gligorić, Svetozar – G14
1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 e5 10. O-O Nd4
1961 Zuerich – Round 5 – Christoffel, Martin – 0-1 – Petrosian, Tigran A. – G24
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 e5 10. O-O Nge7
1962 It IIb – Round 9 – Bakker, Piet – 1/2-1/2 – De Rooi, Paul – G18
1. e4 c5 2. Nc3 Nc6 3. d3 g6 4. Be3 d6 5. Qd2 Bg7 6. g3 Rb8 7. Bg2 b5 8. Nge2 b4 9. Nd1 e5 10. O-O Nge7
1964 Ch (Men) Budapest HUN – Round 1 – Titkos, Jeno – 0-1 – Forintos, Gyozo V – G19
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 Rb8 7. Be3 b5 8. Qd2 b4 9. Nd1 Bd7 10. O-O Qc8
1965 IBM-B – Round 6 – Orbaan, Constant – 0-1 – Ghitescu, Theodor – G11
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Nd4 10. O-O e6
1966 La Habana olm fin-A – Round 1 – Zwaig, Arne – 0-1 – Gligorić, Svetozar – G19
1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. Ne2 Nc6 5. Nbc3 d6 6. d3 Rb8 7. Be3 b5 8. Qd2 b4 9. Nd1 Nd4 10. O-O e5
1970 Palma de Mallorca Interzonal – Round 9 – Suttles, Duncan – 1/2-1/2 – Portisch, Lajos – G158
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Bg2 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Nd4 10. O-O Bd7
1972 Skopje ol (Men) fin-A – Round 6 – Medina-Garcia, Antonio – 0-1 – Ljubojevic, Ljubomir – G211
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. Nge2 b4 9. Nd1 a5 10. a3 b3
Candidats qf3 1980 – Round 11 – Spassky, Boris V. – 1/2-1/2 – Portisch, Lajos – G11
1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O e6 10. Nd1 Ne7
Dortmund 1998 – Round 7 – Adams, Michael – 1-0 – Anand, Viswanathan – G26
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O b4 10. Nd1 Nxe2+
FIDE (31) 1979-1981 1980 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Portisch, Lajos – G2
1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O e6 10. Nd1 Ne7
FIDE World Cup 2019 – Round 1.1 – Press, Shaun – 0-1 – Ding, Liren – G32
1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 h5 10. h3 e6
World Blitz 2019 – Round 21.71 – Donchenko, Alexander – 1/2-1/2 – Baron, Tal – G1446
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 b4 9. Nd1 Qb6 10. O-O Nd4
World Blitz 2021 – Round 10.22 – Movsesian, Sergei – 0-1 – Alekseenko, Kirill – G583
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. Nge2 b4 9. Nd1 e5 10. a3 a5
World Rapid 2021 – Round 6.19 – Movsesian, Sergei – 1-0 – Ivic, Velimir – G331
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 8. Nge2 Nd4 9. O-O h5 10. Bg5 Ne6
World Rapid 2021 – Round 7.9 – Movsesian, Sergei – 1-0 – Maghsoodloo, Parham – G442
1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 d6 7. Qd2 b5 8. Nge2 b4 9. Nd1 a5 10. O-O Nd4

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