E80p — King’s Indian: Saemisch, 5…c6 6.Be3 a6 7.Bd3

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 c6 6.Be3 a6 7.Bd3 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, Bd3 actif, Be3 actif, paire de fous.
Faiblesses adverses : arriéré b7, Bg7 enfermé, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, 3 pièces non développées (G1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nf3 — Développer Ng1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : Bd3 mauvais fou, roi blanc au centre.
Problèmes : roi au centre, Bg7 enfermé, Bc8 enfermé, arriéré b7, 4 pièces non développées (B8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nbd7 — Développer Nb8
● ...Bf5 — Développer Bc8
● ...c5 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E80p — Saemisch

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 c6 6.Be3 a6 7.Bd3

Eval: [+0.43]

Les coups candidats

7…b5 — 57.5% (302 parties)

Ambassadeurs : Grivas, Efstratios (7x), Portisch, Lajos (6x), Hort, Vlastimil (4x), Kavalek, Lubomir (4x), Erdogdu, Muammer Mustafa (4x), Benko, Pal (3x), Byrne, Robert E (3x), Flitsch, Günther (3x)

7…O-O — 20.8% (109 parties) →

Ambassadeurs : Byrne, Ray (8x), Seeman, Tarvo (5x), Lund, Jens Christian (3x), Gheorghiu, Florin (2x), Filip, Miroslav (2x), Timman, Jan H (2x), Ree, Hans (2x), Piza, Vlastimil (2x)

7…Nbd7 — 20.4% (107 parties)

Ambassadeurs : Bachler, Kevin (13x), Hesse, Peter (3x), Wallach, Kenneth (3x), Burgin, Robert (3x), Hug, Werner (3x), Byrne, Robert E (2x), Toran Albero, Roman (2x), Warren Jayden (2x)

7…e5 — 0.4% (2 parties)

Ambassadeurs : Crabbendam, Hans (1x), Kerkhoff, Leo J (1x), Gomez Huaraya, Jesus Miguel (1x), Calero Pacheco, Guillermo Fernando (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…b5	7…O-O	7…Nbd7	7…e5
<1800	6	50%	17%	33%	—
1800-2200	118	69%	15%	12%	1%
2200-2600	210	55%	25%	20%	—
2600+	2	50%	—	50%	—

Évolution par décennie (% des parties)

Décennie	N parties	7…b5	7…O-O	7…Nbd7	7…e5
1950s	5	60%	40%	—	—
1960s	51	69%	14%	16%	2%
1970s	77	57%	23%	19%	—
1980s	72	43%	25%	32%	—
1990s	112	46%	27%	27%	—
2000s	102	68%	14%	16%	—
2010s	94	66%	18%	14%	1%
2020s	12	58%	25%	17%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…b5	66%	58%	▼ -7.6%
7…O-O	18%	25%	▲ +6.9%
7…Nbd7	14%	17%	▲ +2.8%
7…e5	1%	0%	▼ -1.1%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 2 parties
Smyslov, Vladimir — 1 partie
Tal, Mikhail — 1 partie

Parties historiques

7…b5 — 57.5% (302 parties)

1958 — Botvinnik, Mikhail vs Smyslov, Vladimir — 1-0 — Moskou wch-m
1958 — Minev, Nikolay N vs Panno, Oscar — 1/2-1/2 — Munchen olm
1959 — Ilivitsky, Georgy A vs Katalymov, Boris — 1-0 — Frunze KGZ
1960 — Miniakin, A. vs Joddi, R. — 1-0 — ?
1964 — Popov, Lazar vs Schmidt, Waldemar — 1/2-1/2 — Tel Aviv ISR

7…O-O — 20.8% (109 parties)

1957 — Sokalsky, Alexander vs Petrosian, Tigran V. — 1/2-1/2 — Kiev UKR
1957 — Sokolsky, Alexey vs Petrosian, Tigran A. — 1/2-1/2 — Kiev UKR
1962 — Belkadi, Ridha vs Evans, Larry Melvyn — 0-1 — Varna BUL
1967 — Damjanovic, Marko vs Botvinnik, Mikhail — 1-0 — Palma de Majorca ESP
1967 — Ryskin, M. vs Vinkel, Valery — 1-0 — URS

7…Nbd7 — 20.4% (107 parties)

1962 — Aronson, Eva vs Byrne, Robert E — 0-1 — San Antonio, TX USA
1966 — Saidy, Anthony vs Byrne, Robert E — 1/2-1/2 — Seattle, WA USA
1966 — Jansson, Borje vs Littlewood, Norman — 1/2-1/2 — La Habana olm fin-B
1969 — Perkins, Alan H vs Bailey, R — 1-0 — Rhyl ch-BCF
1969 — Roos, Michel vs Fricker, Jean — 1/2-1/2 — Pau

7…e5 — 0.4% (2 parties)

1964 — Crabbendam, Hans vs Kerkhoff, Leo J — 1-0 — Amsterdam NED
2017 — Gomez Huaraya, Jesus Miguel vs Calero Pacheco, Guillermo Fernando — 1-0 — Lima PER

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● b7
Chaînes	● g2→f3, f3→e4	● b7→a6, b7→c6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (3v1)	—
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (3v2), ● e4 (3v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bd3	● Bd3 Actif (mob. 4)
Be3	● Be3 Actif (mob. 6)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (g1, a1, h1)	4 (b8, c8, a8, h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e4-e5, ● f3-f4	● …c6-c5, ● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1958 Munich olm fin-A – Round 9 – Minev, Nikolay N – 1/2-1/2 – Panno, Oscar – G53 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 O-O 9. b3 e5 10. d5 cxd5
1958 World Championship 22th – Round 6 – Botvinnik, Mikhail – 1-0 – Smyslov, Vladimir – G5 1. c4 g6 2. e4 Bg7 3. d4 d6 4. Nc3 a6 5. Be3 Nf6 6. f3 c6 7. Bd3 b5 8. Qd2 bxc4 9. Bxc4 d5 10. Bb3 dxe4
1964 Budapest ch-HUN – Round 1 – Hajtun, Jozsef – 0-1 – Szabo, Ladislav – G76 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. b3 Nbd7 9. Nge2 O-O 10. O-O bxc4
1964 Kecskemet zt – Round 1 – Szabo, Ladislav – 1-0 – Bednarski, Jacek – G27 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 Nbd7 9. O-O O-O 10. cxb5 axb5
1964 Tel Aviv olm fin-A – Round 7 – Popov, Lazar – 1/2-1/2 – Schmidt, Waldemar – G147 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. Nge2 O-O 9. O-O Nbd7 10. Qd2 bxc4
1965 Capablanca Memorial – Round 17 – Geller, Efim P – 1-0 – Fischer, Robert J – G168 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. cxb5 axb5 9. Nge2 O-O 10. b4 Nbd7
1966 EU Ch U20 Niemeyer 4th – Round 8 – Pedersen, Bent V – 1/2-1/2 – Kupreichik, Viktor D – G8 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 O-O 9. Qd2 bxc4 10. Bxc4 d5
1966 La Habana olm fin-B – Round 6 – Jansson, Borje – 1/2-1/2 – Littlewood, Norman – G19 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 Nbd7 8. Nge2 h5 9. Qd2 Qc7 10. O-O b5
1966 Moscow Tch-SU – Round 1 – Chernikov, Oleg L – 1/2-1/2 – Shamkovich, Leonid – G8 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. cxb5 axb5 9. b4 Na6 10. Rb1 Nc7
1966 US Open – Round 8 – Saidy, Anthony – 1/2-1/2 – Byrne, Robert E – G49 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 Nbd7 8. Nge2 O-O 9. O-O b5 10. Qd2 e5
1968 HUN-URS – Round ? – Chernikov, Oleg L – 1/2-1/2 – Portisch, Lajos – G6 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. cxb5 axb5 9. b4 O-O 10. Nge2 Nbd7
1968 IBM I – Round 15 – Kotov Lundqvist, Alex – 1/2-1/2 – Kavalek, Lubomir – G53 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 O-O 9. O-O e5 10. Qe1 b4
1968 Monte Carlo – Round 10 – Portisch, Lajos – 1-0 – Byrne, Robert E – G62 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. Nge2 Nbd7 9. b3 O-O 10. O-O Bb7
1968 Monte Carlo – Round 7 – Hort, Vlastimil – 1/2-1/2 – Benko, Pal – G44 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 Nbd7 9. O-O O-O 10. Rc1 Bb7
1969 ISL Ch Reykjavik ISL – Round 7 – Sigurjonsson, Johann O – 1/2-1/2 – Sigurjonsson, Gudmundur – G6 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Qd2 Nbd7 9. Nge2 Rb8 10. O-O O-O
1969 Palma de Mallorca – Round 1 – Diez del Corral, Jesus – 1/2-1/2 – Spassky, Boris Vasily – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 Nbd7 8. Nge2 b5 9. O-O O-O 10. Rc1 e5
1969 Palma de Mallorca – Round 11 – Spassky, Boris V. – 1-0 – Penrose, Justin – G97 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 Nbd7 8. Nge2 b5 9. Qd2 Bb7 10. O-O O-O
1969 Palma de Mallorca – Round 2 – Bobotsov, Milko G – 1-0 – Toran Albero, Roman – G22 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 Nbd7 8. a4 O-O 9. Nge2 c5 10. O-O cxd4
1969 POL Ch 26th – Round 1 – Dobrzynski, Wojciech – 1/2-1/2 – Szukszta, Janus – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 O-O 9. b3 e5 10. d5 cxd5
1969 Rubinstein Memorial – Round 10 – Bagirov, Vladimir – 0-1 – Bednarski, Jacek – G39 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. Nge2 O-O 9. O-O Nbd7 10. b3 bxc4
1969 Sweden – Round 1 – Ek, Hans – 1-0 – Platzack, S. – G10 1. d4 g6 2. c4 Bg7 3. e4 d6 4. Nc3 c6 5. Be3 Nf6 6. f3 a6 7. Bd3 b5 8. Nge2 Nbd7 9. Qd2 Bb7 10. O-O O-O
1969 URS Ch sf – Round ? – Gulko, Boris – 1/2-1/2 – Stein, Leonid – G5 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Qd2 Nbd7 9. Nge2 O-O 10. O-O e5
1969 Vidmar Memorial – Round 1 – Gheorghiu, Florin – 1/2-1/2 – Byrne, Robert E – G3 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 Nbd7 9. b3 O-O 10. Qd2 bxc4
1969 Vilnius – Round 11 – Grigorian, Karen – 1-0 – Portisch, Ferenc – G51 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. Nge2 bxc4 9. Bxc4 d5 10. Bb3 O-O
1971 Hoogovens – Round 15 – Cuijpers, Frans Andre – 1-0 – Lengyel, Levente – G100 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. Nge2 Nbd7 9. b3 O-O 10. O-O e5
1971 Moscow – Round ? – Shekhtman Eduard – 0-1 – Kremenietsky, Anatoly A. – G60 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 c6 6. Be3 a6 7. Bd3 b5 8. b3 bxc4 9. bxc4 c5 10. d5 e6
1972 Skopje ol (Men) fin-A – Round 8 – Timman, Jan H – 1/2-1/2 – Toran Albero, Roman – G98 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 c6 6. Be3 a6 7. Bd3 Nbd7 8. a4 e5 9. Nge2 O-O 10. O-O exd4
Tilburg Fontys 1996 – Round 8 – Piket, Jeroen – 1/2-1/2 – Sutovsky, Emil – G35 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Bd3 b5 8. e5 Nfd7 9. f4 b4 10. Na4 Qa5

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