E73 — King's Indian Defense: Semi-Averbakh System

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

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. d5 (Occuper le centre — 61 % des parties) ; Nf3 (Développer g1 — 9 % des parties) ; g4 (Attaque à l'aile roi — 8 % des parties) ; h4 (5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...e5 (Occuper le centre — 43 % des parties) ; ...c5 (Frapper le centre adverse — 17 % des parties) ; ...Nc6 (Développer b8 — 11 % des parties) ; ...Na6 (Développer b8 — 11 % des parties) ; ...Nbd7 (Développer b8 — 9 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Centre semi-ouvert

-0.34 léger avantage noir. Base Masters : Blancs 40.9%, Nulles 34.6%, Noirs 24.4%.

Coups candidats

auto

Analyse coup par coup — 9 demi-coups commentés

1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3.
1…Nf6 Contrôle e4, d5.
2.c4 Avancée centrale — contrôle b5, d5. Prépare d4, Nc3, e4.
2…g6 Prépare le fianchetto du Fou (Bg7).
3.Nc3 Contrôle e4, f4, c5, d5.
3…Bg7 Contrôle e4, d5, f5.
4.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3.
4…d6 Avancée centrale — contrôle c5, e5. Prépare e5, Nd7.
5.Be2 Contrôle f4, c5, d5, e5.

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (3v1)	● g4 (2v1)
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (3v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Be2	● Be2 Actif (mob. 5)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● g1, ● a1, ● h1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● Roqué
Droits de roque	O-O / O-O-O	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● c4-c5, ● e4-e5	● …c7-c5, ● …d6-d5, ● …e7-e5

Coups à éviter

Nxe4 : la capture semble gagner du matériel, mais après Nxe4 elle perd l’équivalent de 2 points.

Partie
1929 Ramsgate schev – Round 6 – Price, Harold Edwin – 0-1 – Menchik, Vera – G28 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. h3 e5 8. d5 Ne7 9. Qd2 Nd7 10. g4 Nc5
1931 Argentina – Round 1 – Iliesco, Juan – 1-0 – Cristia, Jose Maria – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. h4 Nc5 9. Bf3 a5 10. Nh3 Ne8
1932 Bern – Round 1 – Voellmy, Erwin – 0-1 – Johner, Hans – G12 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nbd7 7. h4 e5 8. h5 Qe7 9. d5 b6 10. hxg6 fxg6
1935 Vienna – Round 7 – Kolnhofer, Josef – 0-1 – Mueller, Hans – G40 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 O-O 6. Be2 Nbd7 7. g4 e5 8. d5 Nc5 9. f3 a5 10. h4 Nfd7
1942 GER Ch 09th – Round 3 – Nuernberg, Friedrich – 1-0 – Teschner, Rudolf – G6 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. dxe5 dxe5 8. Nf3 Nbd7 9. O-O c6 10. h3 Qe7
1943 Zlin – Round 12 – Holas, Josef – 0-1 – Stulik, Vlastimil – G73 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nbd7 7. h3 e5 8. d5 Nc5 9. Qc2 a5 10. Nf3 Ne8
1947 GBR Ch 34th – Round 9 – Fairhurst, William – 0-1 – Newman, Richard Hilary – G41 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. Nf3 Ng4 9. Bg5 f6 10. Bh4 Qe8
1948 Hastings4849 – Round 5 – Fairhurst, William – 1/2-1/2 – Schmidt, Pascal – G16 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 Nbd7 7. Nf3 e5 8. dxe5 dxe5 9. Nd2 c6 10. Nb3 Ne8
1953 Hastings ch-BCF – Round 5 – Fazekas, Stephan – 1-0 – Woolverton, H. – G43 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. Qd2 Nc5 9. f3 a5 10. g4 Ne8
1953 URS-training – Round 9 – Tolush, Alexander V – 0-1 – Geller, Efim P – G31 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. Be2 e5 7. d5 c6 8. h4 cxd5 9. cxd5 Qa5 10. Qd2 Na6
1954 Montevideo – Round 1 – Salas Romo, Julio – 1/2-1/2 – Toran Albero, Roman – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. h4 Nc5 9. Qc2 Ng4 10. Bxg4 Bxg4
1955 Aberystwyth ch-BCF – Round 9.2 – Wade, Robert G – 1-0 – Beach, TJ. – G43 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. h4 Nc5 9. Bf3 Bd7 10. b4 Na6
1955 URS Ch sf – Round ? – Kamenetsky Yakov E – 0-1 – Boleslavsky, Isaac – G5 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. dxe5 dxe5 8. Qxd8 Rxd8 9. Nd5 Nxd5 10. cxd5 c6
1955 Voros Lobogo – Round 4 – Sallay, Roland – 0-1 – Ozsvath, Andras – G22 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 c6 8. g4 cxd5 9. cxd5 Qa5 10. g5 Nxe4
1956 Leningrad ch-URS – Round 1 – Kholmov, Ratmir D – 1-0 – Bivshev, Vasily – G67 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c6 7. h3 e5 8. Nf3 Nbd7 9. O-O Qe7 10. Qc2 Re8
1957 Ch - CC – Round ? – Bermudez Adams, William – 1-0 – Foley, Phil T – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Ne8 8. h4 c6 9. Qd2 Nf6 10. Rd1 Ne8
1958 BRA Ch – Round 4 – Gaya, Lindolfo – 1-0 – Alves, Francisco H B Severino – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c6 7. h3 Nbd7 8. Nf3 e5 9. O-O exd4 10. Nxd4 Nc5
1958 HUN Ch Budapest HUN – Round 2 – Sallay, Roland – 0-1 – Szabo, Laszlo – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 a6 8. Nf3 b5 9. Nd2 b4 10. Na4 Ne8
1958 Sofia – Round 1 – Pantaleev, Dimitar – 1/2-1/2 – Golz, Werner – G7 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 b5 8. cxb5 a6 9. bxa6 Nbd7 10. f4 Bxa6
1960 Budapest zt – Round 15 – Ujtelky, Maximilian – 1/2-1/2 – Prameshuber, Alexander – G85 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. g4 Nc5 9. f3 h5 10. h3 Nh7
1963 Budapest Ch – Round 1 – Cs. Kovacs, Laszlo – 1-0 – Dely, Peter – G4 1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 Nf6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. f3 Nh5 9. Qd2 f5 10. g3 Nc5
1964 Corr M – Round ? – Larsson, H – 1/2-1/2 – Schrancz, Istvan – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 c6 8. h3 cxd5 9. cxd5 Nbd7 10. Nf3 Nc5
1967 POL Team Ch 20th – Round 2 – Zoltek, Tadeusz – 0-1 – Brzozka, Stefan – G8 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Ne8 8. g4 f5 9. gxf5 gxf5 10. Nf3 f4
1967 USSR – Round 1 – Taimanov, Mark E – 1/2-1/2 – Suetin, Alexey S – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. dxe6 Bxe6 9. Nf3 Nc6 10. O-O Ng4
1968 IBM-B – Round 9 – Van Scheltinga, Theo – 1-0 – Scholl, Eckhard – G30 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 Ne8 8. g4 f5 9. gxf5 gxf5 10. exf5 Bxf5
1969 Schwerin – Round 14 – Pfeil, Hartmut – 1-0 – Vogt, Lothar – G97 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be3 O-O 6. Be2 c5 7. h3 cxd4 8. Bxd4 Nc6 9. Be3 Be6 10. Nf3 Rc8
1974 Manila – Round 12 – Naranja, Renato – 1-0 – Torre, Eugenio – G19 1. c4 g6 2. d4 Bg7 3. Nc3 Nf6 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Nbd7 8. g4 Ne8 9. h4 f5 10. gxf5 gxf5
2026 Tata Steel Chess Masters - Round 13.5 - Nguyen, Thai Dai Van - 0-1 - Sindarov, Javokhir - G89 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. Rc1 c6 9. Nf3 Nfg4 10. Bg5 f6
42. Olympiad 2016 – Round 1.10 – L'Ami, Erwin – 1-0 – ANAS CHOUKRI – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nbd7 7. Nf3 c5 8. O-O Re8 9. d5 a6 10. a4 b6
43. Olympiad 2018 – Round 11.6 – Makhnev, Denis – 0-1 – Maroroa Jones, Gawain C B – G753 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Bg4 10. Nd2 Bxe2
43. Olympiad 2018 – Round 7.38 – Nyback, Tomi – 1-0 – Eid, Fadi – G471 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Nb8 8. Nf3 c5 9. Nd2 Na6 10. O-O Nc7
FIDE World Rapid Championship 2025 – Round 8 – Alexey Sarana – 1-0 – Movahed Sina – G147 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. h3 c6 9. Nf3 Nh5 10. O-O Nf4
Lindores Abbey Tal Memorial 2021 – Round 10.14 – Sarana, Alexey – 0-1 – Anton Guijarro, David – G429 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 a6 7. Nf3 Bg4 8. O-O Nfd7 9. a4 a5 10. Ne1 Bxe2
Lindores Abbey Tal Memorial 2021 – Round 17.38 – Gunina, Valentina – 0-1 – Henriquez Villagra, Cristobal – G740 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. h4 h5 8. Qc2 e5 9. d5 Nc5 10. Bg5 a5
Palma De Mallorca GP 2017 – Round 2.6 – Vallejo Pons, Francisco – 0-1 – Radjabov, Teimour – G15 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 a5 8. g4 Na6 9. h4 Nc5 10. f3 h5
Saint Louis Rapid 2022 – Round 8.3 – Xiong, Jeffery – 0-1 – Nakamura, Hikaru – G38 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. Nf3 Ng4 9. Bg5 f6 10. Bh4 h5
Superbet Blitz 2022 – Round 1.5 – Caruana, Fabiano – 1-0 – Rapport, Richard – G5 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c6 7. h4 h5 8. f3 a6 9. a4 a5 10. Nh3 Bxh3
Superbet Blitz 2022 – Round 13.3 – Caruana, Fabiano – 1-0 – Korobov, Anton – G63 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 Nbd7 7. h4 c5 8. d5 b5 9. cxb5 a6 10. a4 Qa5
Superbet Rapid & Blitz Poland 2025 – Round 3 – Deac Bogdan-Daniel – 1-0 – Praggnanandhaa R – G12 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 a5 7. h3 e5 8. d5 Na6 9. Qc2 c6 10. Nf3 cxd5
SuperUnited Blitz 2023 – Round 1.4 – Firouzja, Alireza – 1-0 – Saric, Ivan – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. f4 Neg4 9. Bd2 Nh6 10. Nf3 c6
SuperUnited Blitz 2023 – Round 11.5 – Lupulescu, Constantin – 1/2-1/2 – Saric, Ivan – G55 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. h3 c6 8. Nf3 e5 9. d5 Nh5 10. g3 f5
SuperUnited Blitz 2023 – Round 17.1 – Lupulescu, Constantin – 0-1 – Firouzja, Alireza – G81 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. h3 e6 9. Nf3 Nxf3+ 10. Bxf3 a5
SuperUnited Blitz 2023 – Round 18.3 – Caruana, Fabiano – 0-1 – Rapport, Richard – G88 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. h3 c6 8. Nf3 e5 9. d5 Nh5 10. g3 cxd5
SuperUnited Blitz 2023 – Round 3.1 – Lupulescu, Constantin – 0-1 – Nepomniachtchi, Ian – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. h3 e5 8. d5 Nc5 9. Qc2 c6 10. Nf3 Nh5
World Blitz 2015 – Round 15.43 – Riazantsev, Alexander – 1-0 – Al-Sayed, Mohammed – G946 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 a5 8. g4 Na6 9. g5 Nd7 10. h4 Nb6
World Blitz 2017 – Round 10.53 – Ganguly, Surya Shekhar – 1-0 – Al-Mudahka, Mohd – G542 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 e5 7. d5 a5 8. g4 Nfd7 9. h4 f5 10. f3 fxg4
World Blitz 2017 – Round 4.48 – Abdyzhapar, Asylbek – 0-1 – Guseinov, Gadir – G213 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 a6 7. a4 Nc6 8. Nf3 Bg4 9. O-O Nd7 10. d5 Bxf3
World Blitz 2018 – Round 13.26 – Riazantsev, Alexander – 0-1 – Kovalenko, Igor – G769 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. Nf3 e5 8. d5 Nb8 9. h3 a5 10. g4 Na6
World Blitz 2019 – Round 11.55 – Ganguly, Surya Shekhar – 1-0 – Guseinov, Gadir – G762 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nf6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. h3 c6 9. Nf3 Nxf3+ 10. Bxf3 Nd7
World Blitz 2019 – Round 16.63 – Pashikian, Arman – 0-1 – Vishnu Prasanna, V – G1103 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 Re8 9. Nd2 Na6 10. O-O Nc7
World Blitz 2021 – Round 13.11 – Sarana, Alexey – 1-0 – Muradli, Mahammad – G750 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. Nf3 Ng4 8. Bg5 h6 9. Bh4 g5 10. Bg3 e5
World Blitz 2021 – Round 18.8 – Sargsyan, Shant – 0-1 – Grischuk, Alexander – G1086 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. d5 Ne5 8. h3 e6 9. Nf3 Nxf3+ 10. Bxf3 Nd7
World Blitz 2021 – Round 3.20 – Dudin, Gleb – 1-0 – Rapport, Richard – G147 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. h4 h5 8. Nf3 c5 9. d5 Nc7 10. Ng5 e6
World Blitz 2022 – Round 14.35 – Tabatabaei Bafghi, Mohammad – 0-1 – Salem, A.R. Saleh – G749 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Nbd7 10. O-O Ng4
World Blitz 2022 – Round 16.23 – Sargsyan, Shant – 1-0 – Van Foreest, Jorden – G846 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Nc6 7. Nf3 Ng4 8. Bg5 h6 9. Bh4 Nf6 10. d5 Nb4
World Blitz 2023 – Round 10.8 – Martirosyan, Haik M. – 0-1 – Guseinov, Gadir – G608 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. h4 c6 9. h5 Nc5 10. Qc2 cxd5
World Blitz 2023 – Round 14.11 – Nesterov, Arseniy – 1-0 – Salem, A.R. Saleh – G786 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Nbd7 10. Nd2 Ne5
World Blitz 2023 – Round 16.24 – Ponomariov, Ruslan – 1-0 – Guseinov, Gadir – G913 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. Nf3 Nc5 9. Nd2 a5 10. O-O Bd7
World Blitz 2023 – Round 2.6 – Nesterov, Arseniy – 1/2-1/2 – Sindarov, Javokhir – G130 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 Qb6 8. Rb1 Qa5 9. Bd2 e6 10. Nf3 exd5
World Rapid 2016 – Round 14.43 – Debashis, Das – 0-1 – Firouzja, Alireza – G550 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 a5 10. h4 h5
World Rapid 2016 – Round 15.24 – Riazantsev, Alexander – 1/2-1/2 – Bortnyk, Olexandr – G570 1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. Be2 O-O 6. Be3 a6 7. h3 Nbd7 8. Nf3 c5 9. O-O cxd4 10. Nxd4 Nc5
World Rapid 2016 – Round 4.29 – Ghaem Maghami, Ehsan – 0-1 – Naiditsch, Arkadij – G146 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Be2 O-O 6. Be3 Nbd7 7. h4 h5 8. Qd2 a6 9. f4 c5 10. e5 cxd4
World Rapid 2019 – Round 10.40 – Kezin, Roman – 0-1 – Demchenko, Aleksandr – G651 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 e5 7. d5 Na6 8. Nf3 Ng4 9. Bg5 f6 10. Bh4 Nh6
World Rapid 2019 – Round 11.18 – Fedoseev, Vladimir – 1-0 – Ismagambetov, Anuar – G695 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 c5 7. d5 e6 8. Nf3 exd5 9. cxd5 Bg4 10. Nd2 Bxe2
World Rapid 2019 – Round 13.60 – Riazantsev, Alexander – 1-0 – Vishnu Prasanna, V – G866 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. g5 Nh7
World Rapid 2019 – Round 3.69 – Tran, Tuan Minh – 0-1 – Chigaev, Maksim – G206 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. Nf3 e5 8. d5 Ng4 9. Bg5 f6 10. Bh4 Nh6
World Rapid 2019 – Round 9.27 – Aravindh, Chithambaram VR. – 1-0 – Shimanov, Aleksandr – G575 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. g5 Nh7
World Rapid 2021 – Round 2.27 – Dudin, Gleb – 0-1 – Abdusattorov, Nodirbek – G87 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 e5 7. d5 Na6 8. g4 Nc5 9. f3 h5 10. h3 c6

E73h — Semi-Averbakh System (1929)

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Be3

Les coups candidats

6…e5 — 42.6% (2380 parties)

Ambassadeurs : Ruckschloss, Karol (16x), Sadler, Matthew D (15x), Shishkin, Vadim (10x), Osmak, Yuliia (10x), Mitchell. Shawn M (10x), Riazantsev, Alexander (9x), Fernandez Romero, Ernesto (8x), Williams, Simon K (8x)

6…c5 — 17.0% (948 parties)

Ambassadeurs : Assaubayeva, Bibisara (9x), Belyakov, Bogdan (8x), Kamalidenova, Meruert (8x), Maroroa Jones, Gawain C B (6x), Buhmann, Rainer (6x), Parvanyan, Ashot (6x), Kokarev, Dmitry (6x), Muradli, Mahammad (6x)

6…Nc6 — 11.1% (620 parties)

Ambassadeurs : Dudin, Gleb (7x), Stearman, Josiah (6x), Van Dael, Siem (5x), Badacsonyi, Stanley (5x), Grutter, Tim (5x), Yakubboev, Nodirbek (5x), Galaviz Medina, Sion Radamantys (5x), Alexandri, Dimitra (5x)

6…Na6 — 10.6% (590 parties)

Ambassadeurs : Nesterov, Arseniy (10x), Kavutskiy, Kostya (8x), Rapport, Richard (6x), Riazantsev, Alexander (5x), Chigaev, Maksim (5x), Pipiras, Filipa Fortuna (5x), Secheres, Adrian-Simion (5x), Lupulescu, Constantin (5x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…e5	6…c5	6…Nc6	6…Na6
<1800	324	44%	10%	10%	7%
1800-2200	2141	46%	14%	10%	8%
2200-2600	2667	40%	21%	12%	13%
2600+	121	26%	19%	18%	20%

Évolution par décennie (% des parties)

Décennie	N parties	6…e5	6…c5	6…Nc6	6…Na6
1950s	23	43%	17%	4%	—
1960s	24	62%	8%	—	—
1970s	34	59%	12%	—	3%
1980s	60	52%	12%	13%	—
1990s	367	51%	11%	9%	4%
2000s	470	46%	8%	8%	9%
2010s	1869	47%	19%	7%	10%
2020s	2739	38%	18%	15%	13%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…e5	47%	38%	▼ -8.9%
6…c5	19%	18%	▼ -1.0%
6…Nc6	7%	15%	▲ +8.8%
6…Na6	10%	13%	▲ +2.6%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 6 parties
Gukesh D — 4 parties
Botvinnik, Mikhail — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

6…e5 — 42.6% (2380 parties)

1953 — Alexander Tadala vs Geller, Efim P. — 0-1 — Gagra
1953 — Fazekas, Stephan vs Woolverton, H. — 1-0 — Hastings ch-BCF
1954 — Salas Romo, Julio vs Toran Albero, Roman — 1/2-1/2 — Montevideo URU
1955 — Sallay, Roland vs Ozsvath, Andras — 0-1 — Voros Lobogo
1955 — Wade, Robert G vs Beach, Thomas John — 1-0 — ?

6…c5 — 17.0% (948 parties)

1951 — Kunerth, Werner E vs Kohler, Anton — 0-1 — Retzstadt
1953 — Heinicke, Herbert vs Heemsoth, Hermann — 1/2-1/2 — Berlin GER
1958 — Fraidakis, Pantelis vs Golz, Werner — 1/2-1/2 — Sofia BUL
1958 — Sallay, Roland vs Szabo, Laszlo — 0-1 — HUN-ch Budapest HUN
1967 — Taimanov, Mark vs Suetin, Alexey S — 1/2-1/2 — USSR

6…Nc6 — 11.1% (620 parties)

1957 — Blacher, Fernand vs Roos, Michel — 0-1 — France 22ch corr
1981 — Laco, Giuseppe vs Moncher, Stefano — 1/2-1/2 — Levico
1982 — O'Donnell, Tom vs Woodley, James — 1-0 — Toronto CAN
1985 — Grey, Frank vs Baars Johan — 1-0 — ?
1985 — Johansson, Eva vs Hoiberg, Nina — 0-1 — ?

6…Na6 — 10.6% (590 parties)

1979 — Bergstrom, Magnus vs Gustavsson, Sven — 1-0 — Stockholm SWE
1991 — Bouton, Christophe vs Chevallier, Didier — 0-1 — FRA-ch Acc Montpellier FRA
1991 — Ruckschloss, Karol vs Kretek, Bretislav — 0-1 — Bratislava SVK
1991 — Aguilar, Victor vs Alonso Gracia, Antonio — 0-1 — ?
1992 — Eng, Holger, Dr. vs Zude, Erik, Dr. — 1-0 — GER

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