E94c — King’s Indian: 7.O-O exd4 8.Nxd4 Re8 9.f3 c6 10.Kh1

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 Re8 9.f3 c6 10.Kh1 *   ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bBFou enfermé — mobilité 5
bQ
bR
bK
bP
bP
bPPion arriéré — cible
bB
bP
bP
bP
bN
bP
wP
wN
wPPion central
wN
wP
wP
wP
wB
wP
wP
wR
wBFou actif — mobilité 5
wQ
wR
wK
abcdefgh
Avantages : paire de fous, colonne d.
Faiblesses adverses : arriéré f7, Bc8 enfermé.
Problèmes : Bc1 enfermé, Be2 enfermé.
Plans :
● Bg5 — Clouer Nf6
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wQ
wBFou enfermé — mobilité 5
wR
wP
wP
wBFou enfermé — mobilité 1
wP
wP
wP
wN
wP
wN
wP
Avant-poste T (accessible)
bP
bN
bP
bP
bP
bB
bP
bP
bP
bK
bR
bQ
bBFou actif — mobilité 5
bN
bR
hgfedcba
Avantages : case forte e5, avant-poste e5(T), paire de fous, colonne e.
Faiblesses adverses : Bc1 enfermé, Be2 enfermé.
Problèmes : Bc8 enfermé, arriéré f7, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Nbd7 — Développer Nb8
● ...Bf5 — Développer Bc8
● ...c5 — Rupture
● ...d5 — Rupture
● ...Re — Tour sur colonne e
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
E94c —
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O exd4 8.Nxd4 Re8 9.f3 c6 10.Kh1
Eval: [+0.59]
Les coups candidats
10…Nbd7 — 53.9% (754 parties)
Ambassadeurs : Vertíz Gutiérrez, Pedro (13x), Sparnacini, Stefano (11x), Remlinger, Larry (9x), Kulon, Klaudia (8x), Nicolaescu, Nicolae (7x), Yurtaev, Leonid (6x), Strikovic, Aleksa (6x), Nichols, Scott (6x)
10…Nh5 — 18.3% (256 parties)
Ambassadeurs : Markovic, Miroslav (10x), Poluljahov, Aleksandr (9x), Belkhodja, Slim (7x), Manoeuvre, Antoine (6x), Teterev, Vitaly (5x), Lorscheid, Gerhard (4x), Schmaltz, Roland (3x), Gyimesi, Zoltan (3x)
10…d5 — 12.1% (169 parties)
Ambassadeurs : Bazakutsa, Svyatoslav (5x), Vaassen, Jack (3x), Crisanto Roth, Feargus (2x), David, Pavel (2x), Svatos, Jan (2x), Spraggett, Kevin (2x), Ho, Van Huynh (2x), Gusev, Aleksey (2x)
10…Na6 — 7.2% (100 parties)
Ambassadeurs : Drozdov, Igor (5x), Neverov, Valeriy (3x), Jacimovic, Dragoljub (3x), Siuniakov, Igor (3x), Krasenkow, Michal (2x), Khasanov, Takhir (2x), Vaganian, Rafael A (2x), Eingorn, Vereslav S (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10…Nbd7 10…Nh5 10…d5 10…Na6
<1800 9 67% 11%
1800-2200 260 62% 13% 12% 4%
2200-2600 968 53% 19% 11% 8%
2600+ 57 33% 32% 23% 4%
Évolution par décennie (% des parties)
Décennie N parties 10…Nbd7 10…Nh5 10…d5 10…Na6
1950s 3 33% 33%
1960s 6 33% 50% 17%
1970s 11 18% 9% 73%
1980s 73 70% 4% 7% 10%
1990s 283 48% 19% 6% 15%
2000s 230 45% 26% 7% 9%
2010s 533 62% 25% 3% 3%
2020s 259 49% 2% 39% 5%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10…Nbd7 62% 49% ▼ -13.8%
10…Nh5 25% 2% ▼ -22.4%
10…d5 3% 39% ▲ +35.4%
10…Na6 3% 5% ▲ +2.6%
Joueurs célèbres
Champions du monde dans cette position
Ding, Liren — 4 parties
Kramnik, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Parties historiques
10…Nbd7 — 53.9% (754 parties)
1957 — Furman, Slavomir vs Nezhmetdinov, Rashid — 1-0 — Kiev UKR
1967 — Gipslis, Aivars vs Bogdanovic, Rajko — 1/2-1/2 — Budva MNE
1967 — Gipslis, Aivars vs Gheorghiu, Florin — 1/2-1/2 — Bucharest Bucharest ROM
1972 — Gipslis, Aivars vs Giorgadze, Tamaz — 1/2-1/2 — Lublin POL
1975 — Ermenkov, Evgenij vs Orev, Petar — 1-0 — Bulgaria
10…Nh5 — 18.3% (256 parties)
1972 — Furman, Slavomir vs Lein, Andreas — 0-1 — Baku ch-URS
1986 — Di Fiore, Anne vs Niedermann N — 1-0 — corr BdF
1987 — Shneider, Aleksandr vs Epishin, Vladimir — 1/2-1/2 — Uzhgorod
1988 — Lautier, Joel vs Martinovic, Slobodan — 0-1 — Belgrade open
1990 — Fecht, Hans-Peter vs Martinovic, Slobodan — 1/2-1/2 — 2.BLSW
10…d5 — 12.1% (169 parties)
1959 — Rejfir, Josef vs Marsalek, Josef — 1-0 — Cerveny Kostelec
1966 — Crisanto Roth, Feargus vs Alvarez Lee, Felix — 0-1 — The Hague NED
1966 — Crisanto Roth, Feargus vs Lee, Peter N — 0-1 — The Hague NED
1967 — Basman, Michael J vs Whiteley, Andrew Jonathan — 0-1 — Oxford ch-BCF
1973 — Dydyshko, Viacheslav vs Litvinov, Viktor — 1/2-1/2 — Minsk BLR
10…Na6 — 7.2% (100 parties)
1960 — Taimanov, Mark vs Arseniev, Vladimir V. — 1-0 — USSR
1983 — Sosonko, Gennadi vs Vaganian, Rafael A — 1/2-1/2 — Tilburg NED
1984 — Eingorn, Vereslav S vs Vaganian, Rafael A — 1/2-1/2 — Lvov UKR
1984 — Eingorn, Vereslav S vs Vaganian Rafael Agred — 1/2-1/2 — Lvov UKR
1987 — Krasenkow, Michal vs Khasanov, Takhir — 1-0 — Frunze KGZ
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés ● f7
Chaînes ● g2→f3, f3→e4 ● b7→c6, f7→g6, h7→g6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e5 (2v0)
Cases faibles
Centre ● d4 (1v0), ● d5 (3v2) ● e5 (2v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● d ● e
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Be2 ● Be2 Enfermé (mob. 1)
Bg7 ● Bg7 Ok (mob. 3)
Bc8 ● Bc8 Non développé (mob. 5)
Paire de fous ● Oui ● Oui
Non développées 2 (c1, a1) 3 (b8, c8, a8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● h1 ● Roqué
Droits de roque
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● c4-c5, ● e4-e5, ● f3-f4 ● …c6-c5, ● …d6-d5
Partie
11th Sinquefield Cup 2024 - Round 6 - Ding, Liren - 1/2-1/2 - Praggnanandhaa, R - G26
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1957 URS Ch, semi final – Round 10 – Furman, Slavomir – 1-0 – Nezhmetdinov, Rashid – G90
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
1959 Cerveny Kostelec – Round ? – Rejfir, Josef – 1-0 – Marsalek, Josef – G13
1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nf3 d6 5. d4 exd4 6. Nxd4 Bg7 7. Be2 O-O 8. O-O Re8 9. f3 c6 10. Kh1 d5
1960 USSR – Round 1 – Taimanov, Mark E – 1-0 – Arseniev, Vladimir V. – G7
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Na6
1966 Den Haag zt – Round 6 – Crisanto Roth, Feargus – 0-1 – Alvarez Lee, Felix – G33
1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1967 Oxford ch-BCF – Round 2 – Basman, Michael J – 0-1 – Whiteley, Andrew Jonathan – G20
1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
1967 YUG-URS – Round 1 – Gipslis, Aivars – 1/2-1/2 – Bogdanovic, Rajko – G5
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
40. Olympiad Open 2012 – Round 11.11 – Postny, Evgeny – 1-0 – Teterev, Vitaly – G584
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
41. Olympiad Open 2014 – Round 2.10 – Gelfand, Boris – 1-0 – Amonatov, Farrukh – G86
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
41. Olympiad Open 2014 – Round 6.22 – Ragger, Markus – 1-0 – Sadorra, Julio Catalino – G430
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
Amber-blindfold 20th 2011 – Round 2 – Gelfand, Boris – 0-1 – Grischuk, Alexander – G3
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
Interpolis 1983 – Round 1 – Sosonko, Gennadi – 1/2-1/2 – Vaganian, Rafael A – G27
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Na6
Montreal 1979 – Round 1 – Tal, Mikhail – 1-0 – Spassky, Boris V. – G9
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
Renova FIDE GP Zug 2013 – Round 4.3 – Kasimdzhanov, Rustam – 1/2-1/2 – Topalov, Veselin – G21
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
TCh-RUS 2008 – Round 3 – Karjakin, Sergey – 1/2-1/2 – Radjabov, Teimour – G75
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
World Blitz 2021 – Round 1.6 – Duda, Jacob – 1-0 – Chigaev, Maksim – G48
1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 d5
World Blitz 2023 – Round 8.29 – Vetokhin, Savva – 0-1 – Chigaev, Maksim – G462
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7
World Blitz Final 2012 – Round 23 – Gelfand, Boris – 0-1 – Radjabov, Teimour – G176
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5
World Rapid Final 2012 – Round 7 – Topalov, Veselin – 1-0 – Radjabov, Teimour – G50
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nh5

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