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

Avantages : case forte d4, case forte e4, case forte f4, case forte b5, case forte d5, paire de fous.
Faiblesses adverses : Bg7 enfermé, Bc8 enfermé.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, 4 pièces non développées (C1, F1, A1, 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

Avantages : paire de fous.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : Bg7 enfermé, Bc8 enfermé, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Nbd7 — Développer Nb8
● ...Bf5 — Développer Bc8
● ...c6 — Rupture
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

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

	♔ 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	● d4 (2v0), ● e4 (2v1), ● 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

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