E81b — King’s Indian: Saemisch, 5…O-O 6.Nge2

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Nge2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur les cases fortes f4, b5 et d5 et la paire de fous.

Côté adverse. Les fous enfermés en g7 et c8.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Bg5 (Clouer Nf6) ; Bd3 (Développer Bf1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8, le fou c8 et la tour a8).

Plans. ...Nbd7 (Développer Nb8) ; ...Bf5 (Développer Bc8) ; ...c6 (Rupture) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→f3, f3→e4	● c7→d6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (2v0), ● d5 (3v1)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (3v1), ● e4 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (c1, f1, 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	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e4-e5, ● f3-f4	● …c7-c6, ● …c7-c5, ● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1933 Folkestone Olympiad 5th – Round 4.27 – Duchamp, Marcel – 1-0 – Feigin, Movsa – G38 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 O-O 6. Nge2 Nbd7 7. Be3 c6 8. Qd2 a6 9. g4 b5 10. Ng3 bxc4
1947 Kirchheim Teck – Round 8 – Palme, Rudolf – 1-0 – Niephaus, Walter – G10 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 h6 8. Be3 e5 9. Qd2 Kh7 10. h4 c6
1956 URS Ch, semi final – Round ? – Korchnoi, Viktor – 1-0 – Giorgadze, Tamaz – G128 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Bg5 Nbd7 8. Qd2 Re8 9. g4 c5 10. h4 cxd4
1956 URS Ch, semi final – Round 1 – Khalilbeili, Sultan – 0-1 – Tal, Mikhail – G25 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Be3 a6 8. d5 c5 9. Qd2 Re8 10. Nf4 Qa5
1957 GBR Ch 44th – Round 7.7 – Parr, Frank – 0-1 – Gibbs, Peter Campbell – G36 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 c5 8. d5 Qa5 9. Bd2 Re8 10. Nc1 a6
1957 Przepiorka Memorial – Round 12 – Sliwa, Bogdan – 0-1 – Bogdanovic, Rajko – G77 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Bg5 Nbd7 8. Qd2 Re8 9. O-O-O e5 10. Kb1 b5
1957 URS Ch, semi final – Round 16 – Gurgenidze, Bukhuti – 0-1 – Vladimirov, Boris T – G151 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Nge2 a6 7. g4 Nc6 8. d5 Na5 9. Ng3 b5 10. cxb5 axb5
1957 Warchau ch POL – Round 8 – Sliwa, Bogdan – 1-0 – Doda, Zbigniew – G40 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Bg5 a6 8. a4 Qa5 9. Qc1 c5 10. d5 Nbd7
1958 Munich olm fin-A – Round 6 – Evans, Larry M – 1-0 – Dittmann, Sieghart – G54 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 c5 8. Qd2 a6 9. d5 b5 10. cxb5 axb5
1959 UKR Ch – Round 19 – Zamikhovsky, Abram – 1-0 – Savon, Vladimir A – G142 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 c5 8. Qd2 a6 9. h4 b5 10. Bh6 Bxh6
1960 New York ch-USA – Round 1 – Byrne, Ray – 0-1 – Benko, Pal – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Be3 c5 8. Ng3 cxd4 9. Bxd4 Ne5 10. Be2 Be6
1961 New York ch-USA – Round 4 – Evans Lianda – 1/2-1/2 – Mednis, Edmar J – G17 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 c5 8. Qd2 Qa5 9. O-O-O a6 10. Kb1 Re8
1961 Oberhausen etc – Round 5 – Perez Gonsalves, Eduardo – 1/2-1/2 – Trapl, Jindrich – G131 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Bg5 a6 8. g4 Nbd7 9. Qd2 e5 10. d5 cxd5
1961 Santa Fe – Round 1 – Klein, Juan Carlos – 1-0 – Bielicki, Carlos – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Nge2 c6 7. Be3 Nbd7 8. Qd2 a6 9. g4 b5 10. Ng3 b4
1963 Capablanca Memorial – Round 17 – Perez Perez, Francisco Jose – 0-1 – Haro Garcia, Gilberto – G160 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nge2 d6 6. f3 Nbd7 7. Be3 c6 8. g4 e5 9. d5 cxd5 10. cxd5 a6
1963 Piatigorsky Cup – Round 7 – Petrosian, Tigran A. – 1/2-1/2 – Reshevsky, Samuel – G13 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Bg5 c5 8. d5 Ne5 9. Ng3 h6 10. Bd2 h5
1965 Tbilisi Tbilisi GEO – Round 1 – Lilienthal, Andor – 1/2-1/2 – Balcerowski, Witold – G22 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 b6 7. Bg5 Nbd7 8. Qd2 c5 9. d5 Re8 10. Ng3 a6
1966 Clare Benedict Cup – Round 5 – Diez del Corral, Jesus – 1/2-1/2 – Walther, Edgar – G15 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Na6 7. g4 c5 8. d5 Nc7 9. g5 Nd7 10. Ng3 b5
1966 Club Championship – Round 2 – Osbun, Erik – 0-1 – Tullus, Koit – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Bg5 Qa5 8. Qd2 Nbd7 9. Nc1 9. ... a6 10. Be2 c5
1966 Szombathely – Round 1 – Barczay, Laszlo – 1-0 – Pelitov, Dimitar – G5 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 O-O 6. Nge2 b6 7. Bg5 Bb7 8. Qd2 Re8 9. h4 c5 10. h5 Nxh5
1967 Skopje – Round 16 – Soos, Balint – 1/2-1/2 – Bukic, Enver – G124 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 b6 7. Bg5 a6 8. Qd2 c5 9. Bh6 Nc6 10. d5 Na5
1968 Lugano ol (Men) – Round ? – Evans, Larry M – 0-1 – Pietzsch, Wolfgang – G77 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c6 7. Bg5 a6 8. Qd2 b5 9. cxb5 axb5 10. b4 Nbd7
1968 Palma de Mallorca – Round 10 – Diez del Corral, Jesus – 1/2-1/2 – Westerinen, Heikki M.J. – G91 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nc6 7. Bg5 Re8 8. Qd2 a6 9. d5 Ne5 10. Ng3 c6
36. Olympiad 2004 – Round 13 – Kaidanov, Gregory – 1/2-1/2 – Smirin, Ilia – G464 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Bg5 Nc6 8. Qd2 Rb8 9. Rc1 h5 10. Nd1 e5
4. Kings Tournament 2010 – Round 6 – Ponomariov, Ruslan – 0-1 – Carlsen, Magnus – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Be3 c5 8. d5 Ne5 9. Ng3 h5 10. Be2 h4
7. Norway Blitz 2019 – Round 5.3 – Ding, Liren – 1/2-1/2 – Grischuk, Alexander – G23 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Nc3 O-O 6. Nge2 a6 7. Be3 Nbd7 8. Qd2 b5 9. cxb5 axb5 10. Nxb5 c6
79. Tata Steel GpA 2017 – Round 12.4 – Aronian, Levon – 1-0 – Van Wely, Loek – G80 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 O-O 5. Nc3 d6 6. Nge2 a6 7. Ng3 Nbd7 8. Be2 c6 9. O-O b5 10. Be3 Rb8
79. Tata Steel GpA 2017 – Round 5.6 – Wojtaszek, Radoslaw – 1-0 – Van Wely, Loek – G34 1. d4 Nf6 2. c4 g6 3. f3 Bg7 4. e4 d6 5. Ne2 O-O 6. Nbc3 c6 7. Be3 Nbd7 8. Qd2 a6 9. c5 b5 10. cxb6 Nxb6
FIDE WCh KO 2000 – Round 3.2 – Dreev, Aleksey – 1/2-1/2 – Van Wely, Loek – G24 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Be3 c6 8. c5 Nbd7 9. cxd6 exd6 10. Nf4 b5
FIDE World Cup 2015 – Round 1.2 – Matlakov, Maxim – 1-0 – Guseinov, Gadir – G89 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nc6 7. Bg5 a6 8. Qd2 Bd7 9. Ng3 e5 10. d5 Nd4
FIDE World Cup 2015 – Round 1.3 – Matlakov, Maxim – 0-1 – Guseinov, Gadir – G139 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Bg5 Nc6 8. Qd2 Bd7 9. Ng3 e5 10. dxe5 Nxe5
FIDE World Cup 2017 – Round 2.1 – Vitiugov, Nikita – 1/2-1/2 – Najer, Evgeniy – G199 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Bg5 b5 8. Qd2 Nbd7 9. Ng3 c5 10. d5 Qa5
FIDE World Rapid 2014 – Round 7.25 – Vitiugov, Nikita – 1-0 – Fier, Alexandr – G107 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 Nf6 5. f3 O-O 6. Nge2 Nc6 7. Bg5 a6 8. Qd2 Rb8 9. Rc1 Re8 10. Nd5 e6
URS Team Ch Moscow 1972 – Round ? – Korchnoi, Viktor – 1-0 – Rytov, Boris – G20 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Nge2 b6 7. Bg5 c5 8. Qd2 Nc6 9. d5 Na5 10. Ng3 a6
World Blitz 2015 – Round 3.41 – Salem, A.R. Saleh – 1-0 – Maze, Sebastien – G172 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 Nbd7 7. Be3 c6 8. g4 a6 9. a4 h5 10. h3 c5
World Blitz 2018 – Round 11.59 – Tang, Andrew – 1/2-1/2 – Saric, Ivan – G676 1. d4 g6 2. c4 Bg7 3. Nc3 Nf6 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Be3 Nbd7 8. Qd2 b5 9. cxb5 axb5 10. Nxb5 c6
World Blitz 2018 – Round 20.7 – Korobov, Anton – 1-0 – Grischuk, Alexander – G1203 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 a6 7. Be3 b5 8. cxb5 axb5 9. Nxb5 Nbd7 10. Nbc3 c6

E81b — Saemisch

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Nge2

Eval: [+0.40]

Les coups candidats

6…c5 — 42.9% (2155 parties) →

Ambassadeurs : Dreev, Aleksey (40x), Khenkin, Igor (24x), Gupta, Abhijeet (23x), Basso, Pier Luigi (20x), Svetushkin, Dmitry (19x), Ward, Chris G (18x), Korchnoi, Viktor (14x), Antonsen, Mikkel (14x)

6…e5 — 15.5% (777 parties) →

Ambassadeurs : Banas, Jan (5x), Khenkin, Igor (5x), Gonzaga Grego, Luís (5x), Nikolov, Momchil (4x), Bobotsov, Milko G (3x), Fanjul Garcia-San Miguel, Jose Luis (3x), Sokolov, Ivan (3x), Bricard, Emmanuel (3x)

6…Nc6 — 13.6% (682 parties)

Ambassadeurs : Dreev, Aleksey (7x), Cheremnova, Tamara (7x), Westerinen, Heikki M.J. (6x), Plachetka, Jan (6x), Korchnoi, Viktor (6x), Gupta, Abhijeet (6x), Lanz Calavia, José María (6x), Cmilyte, Viktorija (5x)

6…a6 — 13.1% (658 parties)

Ambassadeurs : Dreev, Aleksey (15x), Khenkin, Igor (9x), Gallagher, Joseph G. (8x), Fedorov, Alexei (6x), Hebden, Mark L (6x), Smirin, Ilia (6x), Basso, Pier Luigi (6x), Novikov, Igor (5x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…c5	6…e5	6…Nc6	6…a6
<1800	79	29%	30%	14%	3%
1800-2200	1250	38%	19%	17%	8%
2200-2600	2911	49%	11%	13%	16%
2600+	171	47%	2%	9%	27%

Évolution par décennie (% des parties)

Décennie	N parties	6…c5	6…e5	6…Nc6	6…a6
1930s	1	—	—	—	—
1940s	7	—	57%	—	—
1950s	64	16%	28%	2%	6%
1960s	119	24%	28%	13%	3%
1970s	41	27%	27%	22%	—
1980s	90	30%	26%	23%	11%
1990s	687	33%	24%	14%	10%
2000s	1379	39%	17%	13%	14%
2010s	2052	49%	12%	14%	12%
2020s	587	50%	8%	11%	22%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…c5	49%	50%	▲ +0.8%
6…e5	12%	8%	▼ -3.8%
6…Nc6	14%	11%	▼ -3.3%
6…a6	12%	22%	▲ +10.5%

Joueurs célèbres

Champions du monde dans cette position

Ding, Liren — 6 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Karpov, Anatoly — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

6…c5 — 42.9% (2155 parties)

1953 — Uhlmann, Wolfgang vs Fuchs, Reinhart — 0-1 — Jena GER
1957 — Saidy, Anthony vs Henin, Charles — 1-0 — East Orange
1957 — Khalilbeili, Sultan vs Kikiani, Tamaz — 1-0 — Tbilisi GEO
1957 — Olafsson, Thorir vs Palmqvist Ulf — 1-0 — Reykjavik ISL
1958 — Bobotsov, Milko G vs Spassky, Boris Vasily — 0-1 — It Leningrad RUS

6…e5 — 15.5% (777 parties)

1940 — Kotov Lundqvist, Alex vs Smyslov, Dmitri — 0-1 — ?
1940 — Kotov Lundqvist, Alex vs Smyslov, Vladimir — 0-1 — Moskou ch-URS
1940 — Alatortsev, Vladimir N. vs Kajev — 1-0 — Kiev UKR
1942 — Alatortsev, Vladimir N. vs Smyslov, Vasily — 0-1 — Moskou
1950 — Antos Ambrosio, Ian David vs Cucka, Josef — 0-1 — Chocen

6…Nc6 — 13.6% (682 parties)

1950 — Nielsen, Palle vs Kinnmark, Olof — 1-0 — Reykjavik ISL
1961 — Drimer, Dolfi vs Radovici, Corvin — 0-1 — Bucharest ROU
1961 — Bobotsov, Milko G vs Abalde Perez, Fernando Jose — 1-0 — Zevenaar
1962 — Brilla-Banfalvi, Sandor vs Bilek, Istvan — 0-1 — CsB-Debrecen
1962 — Brilla-Banfalvi, Sandor vs Bilek, Adam — 0-1 — CsB-Debrecen

6…a6 — 13.1% (658 parties)

1957 — Gurgenidze, Bukhuti vs Vladimirov, Boris T — 0-1 — Sverdlovsk
1957 — Sliwa, Bogdan vs Bogdanovic, Rajko — 0-1 — Szczawno Zdroj
1959 — Bobotsov, Milko G vs Portisch, Lajos — 1/2-1/2 — Budapest HUN
1959 — Kolarov, Atanas Stefanov vs Moehring, Guenther — 0-1 — Sofia BUL
1960 — Byrne, Ray vs Cobo Arteaga, Eldis — 1/2-1/2 — Leipzig GER

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