E70i — King’s Indian: Kramer, 5…O-O 6.Ng3 e5 7.d5

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nge2 O-O 6.Ng3 e5 7.d5 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, case forte b5, case forte d5, paire de fous.
Faiblesses adverses : arriéré f7, 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 : case forte g4, paire de fous.
Faiblesses adverses : Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : Bg7 enfermé, Bc8 enfermé, arriéré f7, 3 pièces non développées (B8, C8, A8).
Plans :
● ...Nbd7 — Développer Nb8
● ...Bf5 — Développer Bc8
● ...c6 — Rupture
● ...c5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E70i — Kramer

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nge2 O-O 6.Ng3 e5 7.d5

Eval: [+0.44]

Les coups candidats

7…a5 — 37.4% (771 parties)

Ambassadeurs : Jakab, Attila (21x), Kaposztas, Miklos (19x), Rawlings, Alan J C (10x), Novikov, Igor (7x), Royal, Shreyas (7x), Derieux, Christian (6x), Ivanov, Mikhail M. (6x), Kunin, Vitaly (6x)

7…c6 — 31.1% (640 parties)

Ambassadeurs : Kaposztas, Miklos (16x), Forintos, Gyozo V (10x), Rawlings, Alan J C (8x), Jakab, Attila (7x), Remlinger, Larry (5x), Derjabin, Ilja (5x), Liardet, Fabrice (4x), Paehtz, Thomas (4x)

7…Nbd7 — 11.5% (236 parties)

Ambassadeurs : Garcia Galeote, Lorenzo (4x), Forintos, Gyozo V (3x), Griffiths Vicente, Pau (2x), Florea Vasile (2x), Winants, Henri (2x), Fronczek, Heinrich (2x), Vigh, Bela (2x), Raeber, Markus (2x)

7…Ne8 — 7.5% (154 parties)

Ambassadeurs : Merlini, Milinka (3x), Ker, Anthony F (2x), Hasman, Cengiz (2x), Kaposztas, Miklos (2x), De Almeida Soares J (1x), Canabrava, Antonio (1x), Ader Hausman, Walter (1x), Gragger, Anton Fritz (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…a5	7…c6	7…Nbd7	7…Ne8
<1800	48	42%	15%	17%	10%
1800-2200	782	39%	25%	15%	10%
2200-2600	830	42%	34%	6%	4%
2600+	15	73%	20%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…a5	7…c6	7…Nbd7	7…Ne8
1950s	7	29%	29%	—	43%
1960s	44	5%	48%	14%	7%
1970s	31	16%	32%	23%	23%
1980s	113	13%	52%	6%	9%
1990s	562	25%	41%	13%	9%
2000s	593	38%	30%	12%	8%
2010s	598	51%	22%	11%	5%
2020s	112	69%	9%	9%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…a5	51%	69%	▲ +18.1%
7…c6	22%	9%	▼ -12.8%
7…Nbd7	11%	9%	▼ -2.1%
7…Ne8	5%	5%	▲ +0.5%

Joueurs célèbres

Champions du monde dans cette position

Ju, Wenjun — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

7…a5 — 37.4% (771 parties)

1952 — Korody Keresztely, Imre vs Navarovszky, Laszlo — 1-0 — Budapest HUN
1952 — Ader Hausman, Walter vs Bolbochan, Jacobo — 1-0 — Mar del Plata ARG
1968 — Kovacs, Laszlo M vs Cudina, Ivan — 1/2-1/2 — Sombor
1968 — Szabo, Ladislav vs Klundt, Klaus — 1-0 — Bamberg GER
1970 — Gereben, Erno vs Castagna, Rino — 1/2-1/2 — Biel Coupe Suisse

7…c6 — 31.1% (640 parties)

1950 — Steiner, Heinrich Jun. vs Pedersen, Ebbe — 0-1 — Dubrovnik olm
1952 — Jimenez Zerquera, Eleazar vs Toran Albero, Roman — 1/2-1/2 — Havana CUB
1960 — Ader Hausman, Walter vs Gunnarsson, Gunnar K — 0-1 — Leipzig ol fin-B
1960 — Jenei, Ferenc vs Udovcic, Mijo — 1/2-1/2 — Budapest HUN
1960 — Aahan Soares vs Del Pozo, Nestor — 1/2-1/2 — Rio de Janeiro BRA

7…Nbd7 — 11.5% (236 parties)

1962 — Hanks, John vs Wells, Chris — 1-0 — Perth AUS
1966 — Wallis, Philip N vs Griffiths Vicente, Pau — 1/2-1/2 — Sunderland ch-BCF
1966 — Udovcic, Mijo vs Gligorić, Svetozar — 1/2-1/2 — Titovo Uzice
1967 — Nilsen, Leonhard vs Lockertsen, Werner — 1/2-1/2 — Tromsoe
1969 — Aczel Szabo, Janos vs Kern Adam — 1-0 — Ludwigsburg GER

7…Ne8 — 7.5% (154 parties)

1951 — Kellner, John Vincent vs Crowl, Frank Arthur — 1-0 — Melbourne AUS
1952 — Abad Gonzalez, Jose Miguel vs Nestler, Vincenzo — 1/2-1/2 — Helsinki FIN
1955 — Kramer, George vs Evans, Larry — 0-1 — New York, NY USA
1961 — De Almeida Soares J vs Canabrava, Antonio — 0-1 — Rio de Janeiro BRA
1964 — Ader Hausman, Walter vs Gragger, Anton Fritz — 1/2-1/2 — Tel Aviv ISR

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● f7
Chaînes	● c4→d5, e4→d5	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0), ● d5 (4v1)	● g4 (2v1)
Cases faibles	—	—
Centre	● d5 (4v1), ● e4 (2v1)	● e5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
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	fermé
Ruptures	● c4-c5, ● f2-f3	● …c7-c6, ● …c7-c5

Partie
1950 Dubrovnik olm – Round 1 – Steiner, Heinrich Jun. – 0-1 – Pedersen, Ebbe – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. Be3 a6
1952 Budapest HUN – Round ? – Korody Keresztely, Imre – 1-0 – Navarovszky, Laszlo – G19 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. h4 Nbd7 9. h5 Nc5 10. Be2 c6
1952 Havana – Round 1 – Jimenez Zerquera, Eleazar – 1/2-1/2 – Toran Albero, Roman – G17 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. h4 Re8
1952 Helsinki olm – Round 1 – Abad Gonzalez, Jose Miguel – 1/2-1/2 – Nestler, Vincenzo – G12 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 Ne8 8. h4 f5 9. Bg5 Bf6 10. exf5 gxf5
1952 Mar del Plata – Round 11 – Ader Hausman, Walter – 1-0 – Bolbochan, Jacobo – G79 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 h5 10. Bg5 Qe8
1955 New York Rosenwald5455 – Round 3 – Kramer, George – 0-1 – Evans, Larry M – G8 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ne8 8. Be2 a5 9. h4 f5 10. exf5 gxf5
1960 Budapest – Round 1 – Jenei, Ferenc – 1/2-1/2 – Udovcic, Mijo – G6 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. d5 g6 5. e4 Bg7 6. Nge2 O-O 7. Ng3 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. Bg5 h6
1961 Belgrade Open – Round 1 – Forintos, Gyozo V – 0-1 – Gligorić, Svetozar – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c5 8. Be2 Nbd7 9. h4 Ne8 10. h5 a6
1961 Bucharest GMT 5th – Round 13 – Bilek, Istvan – 1/2-1/2 – Radovici, Corvin – G49 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Na6 8. Be2 c5 9. h4 Nc7 10. h5 Bd7
1961 Budapest ch-HUN – Round 1 – Szollosi, Laszlo – 0-1 – Dely, Peter – G10 1. c4 g6 2. Nc3 Bg7 3. d4 d6 4. e4 Nf6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ng4 8. Be2 Qh4 9. Bxg4 Bxg4 10. f3 Bc8
1962 Hungary – Round 8 – Szollosi, Laszlo – 1-0 – Ozsvath, Andras – G63 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ng4 8. Be2 Qh4 9. Bxg4 Bxg4 10. f3 Bc8
1962 Moscow – Round 1 – Dely, Peter – 1-0 – Hort, Vlastimil – G17 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. O-O a6
1962 Sarajevo – Round 2 – Bilek, Istvan – 1/2-1/2 – Smailbegovic, Hasan – G18 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. O-O Ne8
1962 Vrnjacka Banja – Round 8 – Bertok, Mario Jr. – 1-0 – Milic, Borislav – G77 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c5 8. Bd3 Na6 9. a3 Nc7 10. O-O Nfe8
1964 EU Team Ch sf – Round 5.5 – Forintos, Gyozo V – 1-0 – Bobotsov, Milko G – G73 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 a6 10. h4 Nbd7
1964 Tel Aviv ISR – Round 1 – Hanks, John – 0-1 – Cuellar Gacharna, Miguel – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. h4 h5
1964 Tel Aviv olm fin-B – Round 10 – Ader Hausman, Walter – 1/2-1/2 – Gragger, Anton Fritz – G114 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 Ne8 8. Be2 h5 9. h4 Bf6 10. Bh6 Ng7
1964 Tel Aviv olm prel – Round 3 – Vinje, Arne – 1/2-1/2 – Balcerowski, Witold – G26 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nge2 d6 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 a5 10. O-O Na6
1965 Sarajevo – Round 1 – Forintos, Gyozo V – 1-0 – Bogdanovic, Radivoje – G7 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 a6 10. a4 Nbd7
1965 Tbilisi – Round 1 – Soos, Bela – 1/2-1/2 – Dzindzichashvili, Roman – G34 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ng4 8. f3 Nh6 9. Be3 f5 10. Bf2 f4
1966 Sunderland ch-BCF – Round 10 – Wallis, Philip N – 1/2-1/2 – Griffiths Vicente, Pau – G85 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nge2 d6 6. Ng3 e5 7. d5 Nbd7 8. Be2 Ne8 9. O-O f5 10. f4 exf4
1966 Titovo Uzice – Round ? – Udovcic, Mijo – 1/2-1/2 – Gligorić, Svetozar – G103 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Nbd7 8. Be2 a6 9. h4 h5 10. Bg5 Qe8
1967 Palma de Mallorca – Round 17 – Matulovic, Milan – 1-0 – Bednarski, Jacek B – G125 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 Na6 9. h4 Nc5 10. h5 cxd5
1967 Winnipeg – Round 4 – Szabo, Ladislav – 0-1 – Yanofsky, Daniel Abraham – G23 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. Bg5 h6
1968 Bamberg – Round 6 – Szabo, Ladislav – 1-0 – Klundt, Klaus – G10 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 Nc5 10. h5 c6
1968 Sarajevo – Round 5 – Barczay, Laszlo – 1/2-1/2 – Ivkov, Borislav – G38 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 e5 5. d5 Nf6 6. Nge2 O-O 7. Ng3 c6 8. Be2 a5 9. Bg5 Na6 10. Qd2 Qc7
1968 Solingen – Round 14 – Eising, Johannes – 1/2-1/2 – Tatai, Stefano – G59 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 Ng4 8. Be2 Qh4 9. Bd2 Na6 10. Qc1 h6
1968 Toth Memorial – Round 13 – Forintos, Gyozo V – 1-0 – Dely, Peter – G50 1. c4 g6 2. d4 Bg7 3. Nc3 d6 4. e4 Nf6 5. Nge2 O-O 6. Ng3 e5 7. d5 Ng4 8. Be2 Qh4 9. Nb5 Na6 10. Bd2 f5
1969 Athene zt – Round 9 – Forintos, Gyozo V – 1-0 – Suer, Halil Cenk – G12 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Ne8 10. O-O h5
1969 Luhacovice – Round 1 – Navarovszky, Laszlo – 1-0 – Beni, Alfred – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 Nbd7 8. Be2 a5 9. O-O Nc5 10. Be3 h5
FIDE World Rapid 2014 – Round 14.36 – Bologan, Victor – 0-1 – Kovalev, Vladislavadislav – G320 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. O-O h5 10. Bg5 Qe8
GRENKE Chess Classic 2018 – Round 2.4 – Aronian, Levon – 1-0 – Naiditsch, Arkadij – G9 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 h5 10. Bg5 Qe8
Horgen CS 1994 – Round 9 – Lutz, Christopher – 0-1 – Gelfand, Boris – G35 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 c6 10. h5 cxd5
Vugar Gashimov Mem 2014 – Round 5.2 – Carlsen, Magnus – 0-1 – Radjabov, Teimour – G14 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 a5 8. Be2 Na6 9. h4 h5 10. Bg5 Qe8
World Blitz 2016 – Round 19.37 – Bologan, Victor – 1-0 – Kozul, Zdenko – G762 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. Ng3 e5 7. d5 c6 8. Be2 cxd5 9. cxd5 Nbd7 10. Be3 a5

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