Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→f3, f3→e4	● d6→e5, c7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Be3	● Be3 Actif (mob. 6)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● g1, ● 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, ● f3-f4	● …c7-c5, ● …d6-d5

E85a — King’s Indian: Saemisch, Orthodox Variation

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. d5 (Occuper le centre — 64 % des parties) ; Nge2 (Développer g1 — 32 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...c6 (Renforcer le centre — 44 % des parties) ; ...Nh5 (22 % des parties) ; ...Nc6 (Développer b8 — 8 % des parties) ; ...Nbd7 (Développer b8 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1953 Bucharest – Round 5 – Sliwa, Bogdan – 0-1 – Tolush, Alexander V – G48 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. f3 e5 7. Bd3 Ng4 8. Bd2 exd4 9. Nb5 Ne5 10. Qc2 c5
1956 BCF Ch – Round 1 – Wood, Baruch – 1-0 – Parr, Frank – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Qd2 Nc6 8. d5 Ne7 9. Bd3 c6 10. Nge2 Ne8
1956 Olympiad Moscow RUS – Round 5 – Fuchs, Reinhart – 1/2-1/2 – Jezek, Jaroslav – G21 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Qd2 exd4 8. Bxd4 Nc6 9. Be3 Be6 10. b3 a6
1958 Kiev Ch – Round 6 – Zurakhov, Vladlen Y – 1-0 – Shianovsky, Vladislav I – G29 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Qd2 Nbd7 8. O-O-O c6 9. g4 d5 10. cxd5 cxd5
1965 San Juan US Open – Round 7 – Zalys, Ignas – 1-0 – Berrios, Angel – G6 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. f3 e5 7. Bd3 Nh5 8. d5 f5 9. Qd2 f4 10. Bf2 Qg5
1968 Lugano olm - Round 1 - Araiza Munoz, Jose Joaquin - 1/2-1/2 - Pantebre Martinez, Benet - G118 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 7. Bd3 b6 8. Nge2 Nbd7 9. d5 a5 10. Qd2 Nc5

E85a — Sämisch Variation, Orthodox Variation (1953)

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 e5

Les coups candidats

7.d5 — 63.9% (9299 parties) →

Ambassadeurs : Uhlmann, Wolfgang (36x), Gligoric, Sofija (25x), Gheorghiu, Florin (25x), Timman, Jan H (23x), Pott, Brian (22x), Knaak, Rainer (21x), Zsinka, Laszlo (19x), Polugaevsky, Lev (16x)

7.Nge2 — 32.2% (4689 parties) →

Ambassadeurs : Milev, Zdravko (15x), Kaminik, Aleksandar (11x), Hoi, Carsten (11x), Ballo, Emanuel (10x), Gonzaga Grego, Luís (10x), Golombek, Harry (9x), Geller, Efim P. (9x), Karpov, Anatoly (9x)

7.dxe5 — 2.4% (349 parties) →

Ambassadeurs : Blachmann, Horst (4x), Poblete, Litos (4x), Desforges, Jean (3x), Grabczewski, Romuald (2x), Palmiotto, Fiorentino (2x), Perez Perez, Francisco Jose (2x), Morgado, Juan Sebastian (2x), Afizov, Marsel (2x)

7.Qd2 — 1.0% (145 parties)

Ambassadeurs : Ciejka, Tadeusz (2x), Steiner, Herman (1x), Evans, Larry (1x), Luczynowicz, Waclaw (1x), Zurakhov, Vladlen Y (1x), Shianovsky, Vladislav I (1x), Achimsky, Ivan (1x), Karlik, Vladimir (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.d5	7.Nge2	7.dxe5	7.Qd2
<1800	967	68%	26%	3%	1%
1800-2200	6082	63%	33%	2%	1%
2200-2600	3534	60%	38%	1%	0%
2600+	77	45%	55%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.d5	7.Nge2	7.dxe5	7.Qd2
1950s	498	57%	39%	2%	1%
1960s	614	63%	31%	5%	1%
1970s	524	73%	22%	3%	0%
1980s	902	77%	21%	2%	1%
1990s	4435	65%	31%	2%	1%
2000s	3915	64%	32%	3%	1%
2010s	3236	58%	38%	2%	1%
2020s	427	67%	31%	2%	0%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.d5	58%	67%	▲ +8.5%
7.Nge2	38%	31%	▼ -6.8%
7.dxe5	2%	2%	▼ -0.7%
7.Qd2	1%	0%	▼ -0.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Botvinnik, Mikhail — 8 parties
Kramnik, Vladimir — 8 parties
Ju, Wenjun — 7 parties
Ding, Liren — 4 parties
Anand, Viswanathan — 3 parties
Gukesh D — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie

Parties historiques

7.d5 — 63.9% (9299 parties)

1950 — Chestnov, Vitaliy A. vs Sopkov — 1-0 — URS-ch sf Tartu
1950 — Ratner, Boris vs Nezhmetdinov, Rashid — 1/2-1/2 — Gorky URS ch sf
1950 — Poliak, Evsey vs Franklin Kagoni — 1-0 — Kiev UKR
1950 — Myhre, Erling vs Book, Eero — 0-1 — Dubrovnik CRO
1950 — Myhre, Erling vs Gligoric, Sofija — 0-1 — Dubrovnik olm

7.Nge2 — 32.2% (4689 parties)

1950 — Sajtar, Jaroslav vs Piskov, Kamen — 1-0 — Prague CZE
1950 — Milev, Zdravko vs Markov, Bozidar — 1-0 — Sofia BUL
1951 — Steiner, Herman vs Medina-Garcia, Antonio — 1/2-1/2 — Madrid ESP
1951 — Steiner, Herman vs Toran Albero, Roman — 0-1 — Madrid ESP
1951 — Steiner, Herman vs Bernstein, Ossip — 1/2-1/2 — Madrid ESP

7.dxe5 — 2.4% (349 parties)

1953 — Ruester, Otto vs Buchholz, Werner — 0-1 — Jena GER
1953 — Tartakower, Savielly vs Alexander Tadala — 0-1 — Hastings ENG
1953 — Boleslavsky, Isaac vs Miguel, Nahuel — 1/2-1/2 — Zurich SUI
1955 — Csiszar, Ferenc vs Berger, Bela — 1/2-1/2 — Voros Lobogo
1955 — Vidmar, Milan Jr vs Udovcic, Mijo — 1/2-1/2 — Ljubljana

7.Qd2 — 1.0% (145 parties)

1952 — Grynfeld, Izaak vs Ciejka, Tadeusz — 0-1 — Katowice POL
1953 — Ciejka, Tadeusz vs Luczynowicz, Waclaw — 1-0 — Krakow POL
1954 — Steiner, Herman vs Evans, Larry — 0-1 — Hollywood op
1956 — Fuchs, Reinhart vs Jezek, Jaroslav — 1/2-1/2 — Moskou olm
1956 — Wood, Baruch vs Parr, Frank — 1-0 — Blackpool ENG

1953 Bucharest – Round 5 – Sliwa, Bogdan – 0-1 – Tolush, Alexander V – G48

1956 BCF Ch – Round 1 – Wood, Baruch – 1-0 – Parr, Frank – G1

1956 Olympiad Moscow RUS – Round 5 – Fuchs, Reinhart – 1/2-1/2 – Jezek, Jaroslav – G21

1958 Kiev Ch – Round 6 – Zurakhov, Vladlen Y – 1-0 – Shianovsky, Vladislav I – G29

1965 San Juan US Open – Round 7 – Zalys, Ignas – 1-0 – Berrios, Angel – G6

1968 Lugano olm – Round 1 – Araiza Munoz, Jose Joaquin – 1/2-1/2 – Pantebre Martinez, Benet – G118