Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes — ● d6→e5, c7→d6, f7→g6, h7→g6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b5 (2v0), ● d5 (3v1), ● g5 (2v0) ● g4 (2v0)
Cases faibles — —
Centre ● d4 (2v1), ● d5 (3v1), ● e5 (2v1) —
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 5)
Be2 ● Be2 Ok (mob. 1)
Bg7 ● Bg7 Ok (mob. 2)
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 ● Roqué ● Roqué
Droits de roque — —
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre fermé
Ruptures ● c4-c5 ● …c7-c5, ● …d6-d5

E94a — King’s Indian: 7.O-O

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O   ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bR
bK
bP
bP
bP
bP
bB
bP
bP
bN
bP
Case forte (2v0)
Case forte (3v1)
bP
Case forte (2v0)
wP
wPPion central
wPPion central
wN
wN
wP
wP
wB
wP
wP
wP
wR
wBFou actif — mobilité 5
wQ
wR
wK
abcdefgh
Plans. d5 (Occuper le centre — 72 % des parties) ; Be3 (Fou actif (mobilité 5), Développer c1 — 9 % des parties) ; Re1 (5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wQ
wB
wR
wP
wP
wP
wB
wP
wP
wN
wN
Case forte (2v0)
wP
wP
wP
bP
bP
bN
bP
bP
bB
bP
bP
bP
bP
bK
bR
bQ
bBFou actif — mobilité 5
bN
bR
hgfedcba
Plans. ...Nc6 (Développer b8 — 74 % des parties) ; ...exd4 (Capture en d4, Occuper le centre — 8 % des parties) ; ...Nbd7 (Développer b8 — 7 % des parties) ; ...Na6 (Développer b8 — 6 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1951 YUG Ch 7th – Round 2 – Rabar, Braslav – 1-0 – Bertok, Mario Jr. – G11
1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Bg4 8. Be3 Nfd7 9. dxe5 dxe5 10. Bg5 Qc8
1951 YUG Ch 7th – Round 8 – Gligoric, Svetozar – 1-0 – Bertok, Mario Jr. – G68
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. Be3 Na6 10. a3 Nd7
1952 Helsinki olm – Round 1 – Ojanen, Kaarle S – 1/2-1/2 – Rabar, Bakhtyar Hamasaleh – G122
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. Ne1 Bd7 10. Be3 Na6
1952 Liberation – Round 1 – Gruenfeld, Ernst – 1/2-1/2 – Fuderer, Andrija – G11
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Bg4 8. Be3 Nfd7 9. d5 f5 10. exf5 gxf5
1960 Asuncion – Round 11 – Rossetto, Hector – 1-0 – Letelier Martner, Rene – G42
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. d5 Nfd7 9. Ng5 Bxe2 10. Qxe2 c5
1960 BUL-ch14 – Round 16 – Dimitrov, Krastjo – 1/2-1/2 – Karastoichev, Emil – G16
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nh5 8. Be3 Nf4 9. dxe5 dxe5 10. Qc2 c6
1960 Madrid zt – Round 2 – Giustolisi, Alberto – 1/2-1/2 – Portisch, Lajos – G13
1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Bg4 8. Be3 Nbd7 9. dxe5 dxe5 10. Qb3 Qc8
1961 Mar del Plata – Round 7 – Wexler, Bernardo – 1/2-1/2 – Aguilar Dominguez, Cristhel Guadalupe – G69
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 e5 7. O-O Bg4 8. d5 c5 9. h3 Bc8 10. Ne1 Ne8
1963 Bath ch-BCF – Round 4.2 – Clarke, Paul R H – 1/2-1/2 – Franklin Sheunesu Mhembere – G43
1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. d5 Bxf3 9. Bxf3 Nbd7 10. Bg5 h6
1964 Tel Aviv olm – Round 1 – Kottnauer, Cenek – 1/2-1/2 – Letelier Martner, Rene – G66
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. Bg5 h6 10. Be3 Na6
1967 URS Team Ch – Round 1 – Gipslis, Aivars – 1-0 – Katalymov, Boris – G24
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Bg4 8. d5 Ne8 9. Be3 c5 10. a3 a5
1968 Buenos Aires – Round 1 – Acosta Garcia, Rafael Isaac – 1-0 – Colque Ocampo, Rudy – G22
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. d5 Nfd7 9. Rb1 a5 10. b3 Na6
2026 Tata Steel India Blitz - Round 9.4 - Vidit, Santosh Gujrathi - 0-1 - Erigaisi Arjun - G44
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O h6 8. Re1 a5 9. h3 exd4 10. Nxd4 Re8
36. Olympiad 2004 – Round 12 – Eljanov, Pavel – 1-0 – Kempinski, Robert – G424
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Qe8 8. dxe5 dxe5 9. b4 Qe7 10. b5 c6
41. Olympiad Open 2014 – Round 2.1 – Kramnik, Vladimir – 1-0 – Al-Mudahka, Mohd – G85
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Qe8 8. dxe5 dxe5 9. b4 Qe7 10. b5 a6
42. Olympiad 2016 – Round 7.15 – Bogner, Sebastian – 0-1 – Berkes, Ferenc – G477
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Qe8 8. dxe5 dxe5 9. b4 Bg4 10. b5 Bxf3
83. Tata Steel Masters 2021 – Round 9.4 – Wojtaszek, Radoslaw – 0-1 – Caruana, Fabiano – G63
1. c4 Nf6 2. Nf3 d6 3. d4 g6 4. Nc3 Bg7 5. e4 O-O 6. Be2 e5 7. O-O Bg4 8. Be3 Bxf3 9. Bxf3 exd4 10. Bxd4 Nc6
85. Tata Steel Masters 2023 – Round 8.6 – Van Foreest, Jorden – 1-0 – Erigaisi Arjun – G55
1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O h6 8. Rb1 exd4 9. Nxd4 Re8 10. f3 c6
FIDE Grand Swiss 2025 – Round 7 – Aryan Chopra – 1/2-1/2 – Amin Bassem – G394
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Re8 8. d5 a5 9. Ne1 Na6 10. Nd3 b6
FIDE World Blitz Championship 2025 – Round 2 – Maksim Chigaev – 0-1 – Erigaisi Arjun – G27
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O h6 8. d5 a5 9. c5 dxc5 10. Nxe5 Nxe4
FIDE World Blitz Championship 2025 – Round 8 – Makhnev Denis – 1/2-1/2 – Javokhir Sindarov – G159
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Bb7 8. Bd2 Qb6 9. a4 Nxd5 10. Nf3 e6
FIDE World Blitz Championship 2025 – Round 8 – Radjabov Teimour – 1-0 – Goutham Krishna H – G158
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Bg4 8. d5 a5 9. Ne1 Bd7 10. Nd3 Na6
FIDE World Rapid Championship 2025 – Round 11 – Lazavik Denis – 1/2-1/2 – Giri Anish – G210
1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 O-O 6. Nf3 e5 7. O-O Re8 8. d5 a5 9. Be3 Na6 10. Nd2 Bd7
FTX Crypto Cup 2022 – Round 3.4 – Carlsen, Magnus – 1/2-1/2 – Aronian, Levon – G47
1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. d4 d6 6. Be2 e5 7. O-O h6 8. d5 Nbd7 9. Be3 Nh7 10. Qd2 f5
Lindores Abbey Tal Memorial 2021 – Round 1.28 – Gelfand, Boris – 1-0 – Cori T., Deysi – G21
1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nf6 5. e4 O-O 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. h3 Bxf3 10. Bxf3 Na6
Novgorod 1996 – Round 9 – Ivanchuk, Vasyl – 1-0 – Polgar, Judit – G21
1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O Qe8 8. dxe5 dxe5 9. b4 c6 10. b5 Qe7
Tata Steel India Blitz 2022 – Round 3.1 – Saini Vidit – 1-0 – Nihal Sarin – G10
1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. Nf3 O-O 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. Be3 Na6 10. Nd2 Bd7
World Blitz 2022 – Round 1.42 – Cheparinov, Ivan – 1-0 – Maze, Sebastien – G32
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. h3 Bxf3 10. Bxf3 Na6
World Blitz 2022 – Round 17.30 – Adhiban, B. – 0-1 – Yoo, Christopher Woojin – G905
1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Bg4 8. d5 a5 9. h3 Bxf3 10. Bxf3 Na6
World Blitz 2022 – Round 8.36 – Sargissian, Gabriel – 0-1 – Muradli, Mahammad – G418
1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 e5 7. O-O Bg4 8. dxe5 Bxf3 9. exf6 Bxe2 10. Qxe2 Bxf6
World Rapid 2019 – Round 3.63 – Donchenko, Alexander – 0-1 – Sadhwani, Raunak – G203
1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nf3 O-O 6. Be2 e5 7. O-O Qe8 8. Re1 exd4 9. Nxd4 Nxe4 10. Nd5 Qd8

E94a — Orthodox Variation (1951)
1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O
Les coups candidats
Ambassadeurs : Van Wely, Loek (135x), Ftacnik, Lubomir (120x), Uhlmann, Wolfgang (101x), Pott, Brian (84x), Herzog, Klaus (83x), Bakheet Farag (78x), Kozul, Zdenko (75x), Cebalo, Miso (71x)
Ambassadeurs : Gutierrez, Vera Miguel (36x), Canibal, Jaromir (26x), Ftacnik, Lubomir (25x), Milde, Lars (24x), Nichols, Scott (23x), Balta, Mihai Victor (20x), Glek, Igor (19x), Ludgate, Alan (19x)
Ambassadeurs : Vogt, Lothar (63x), Kozul, Zdenko (26x), Miguel, Nahuel (24x), Sakic, Radislav (23x), Hanko, Pavel (22x), Ftacnik, Lubomir (21x), Kochyev, Alexander (19x), Maroroa Jones, Gawain C B (19x)
Ambassadeurs : Kozul, Zdenko (52x), Gallagher, Joseph G. (45x), Sepp, Olav (34x), Van Wely, Loek (33x), Tratar, Marko (31x), Apicella, Manuel (30x), Glek, Igor (27x), Damljanovic, Branko (23x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7…Nc6 7…exd4 7…Nbd7 7…Na6
<1800 2673 78% 8% 7% 3%
1800-2200 25696 79% 8% 6% 4%
2200-2600 35279 70% 9% 7% 9%
2600+ 1406 60% 9% 5% 15%
Évolution par décennie (% des parties)
Décennie N parties 7…Nc6 7…exd4 7…Nbd7 7…Na6
1950s 375 59% 5% 27% —
1960s 732 69% 5% 19% —
1970s 1430 73% 2% 21% 0%
1980s 3420 73% 4% 18% 2%
1990s 16556 76% 8% 7% 7%
2000s 20471 75% 7% 7% 9%
2010s 24380 77% 9% 5% 5%
2020s 6052 62% 13% 5% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7…Nc6 77% 62% ▼ -15.4%
7…exd4 9% 13% ▲ +3.4%
7…Nbd7 5% 5% -0.4%
7…Na6 5% 7% ▲ +2.2%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Carlsen, Magnus — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Botvinnik, Mikhail — 1 partie
Fischer, Robert James — 1 partie
Karpov, Aleksandr — 1 partie
Parties historiques
7…Nc6 — 74.4% (54612 parties)
1952 — Taimanov, Mark vs Aronin, Lev — 1-0 — Moscow RUS
1952 — Rossetto, Hector vs Pinzon Solis, Felipe — 1-0 — Mar del Plata ARG
1952 — Taimanov, Mark vs Bronstein, David I — 1-0 — Moskou ch-URS
1952 — Szabo, Laszlo vs Szabo - Thomka, Daniel — 1/2-1/2 — Hungary ch
1952 — German, Eugenio vs Poschauko, Karl — 1-0 — Helsinki olm
7…exd4 — 8.2% (6013 parties)
1950 — Rellstab, Ludwig vs Miguel, Nahuel — 0-1 — Bled SLO
1950 — Miguel, Nahuel vs Pilnik, Herman — 1-0 — Amsterdam NED
1950 — Spanjaard, Eduard vs Muhring, Willem Jan — 1-0 — NLD-ch Amsterdam NED
1950 — Spanjaard, Eduard vs Muhring, Pim — 1-0 — Amsterdam NED
1951 — Simonovic, Borko vs Rabar, Braslav — 1-0 — Ljubljana
7…Nbd7 — 7.2% (5308 parties)
1950 — Gligoric, Sofija vs Pilnik, Herman — 1-0 — Amsterdam NED
1950 — Flohr, Salo vs Petrosian, Tigran V. — 1/2-1/2 — Moskou ch-URS
1950 — Flohr, Salo vs Suetin, Alexey S — 1-0 — Moskou ch-URS
1951 — Cherepkov, Alexander V vs Petrosian, Tigran V. — 0-1 — Sverdlovsk
1951 — Donner, Jan-Hein vs Gligoric, Svetozar — 1/2-1/2 — Bad Pyrmont GER
7…Na6 — 6.5% (4759 parties)
1972 — Rives, Joe vs Wall, Bill — 0-1 — ?
1980 — Sogaard, Ove vs Hansen, Gunnar Vest — 0-1 — ?
1983 — Jussupow, Artur vs Raskovski, N — 0-1 — USSR tch
1986 — Mira, Helene vs Saleh — 1-0 — Dubai UAE
1988 — Piesina, Gintautas vs Ryskin, Alexander — 1/2-1/2 — Minsk BLR

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