E81t — King’s Indian: Saemisch, 5…O-O 6.Be3 Nbd7 7.Qd2 c5 8.Nge2 a6

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nbd7 7.Qd2 c5 8.Nge2 a6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, case forte f4, case forte d5, Be3 actif, paire de fous.
Faiblesses adverses : arriéré b7, Bg7 enfermé, Bc8 enfermé.
Problèmes : roi au centre, Bf1 enfermé, 3 pièces non développées (F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bd3 — Développer Bf1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : Bf1 enfermé, roi blanc au centre.
Problèmes : Bg7 enfermé, Bc8 enfermé, arriéré b7.
Plans :
● ...Bf5 — Développer Bc8
● ...d5 — Rupture
● ...e6 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E81t — Saemisch

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nbd7 7.Qd2 c5 8.Nge2 a6

Eval: [+0.59]

Les coups candidats

9.Rd1 — 26.8% (349 parties)

Ambassadeurs : Carow, Johannes, Dr. (5x), Spasov, Vancho (4x), Hareux, Hubert (3x), Antic, Dejan (3x), Postny, Evgeny (3x), Munkhgal, Gombosuren (3x), Humburg, Philipp (3x), Neef, Maximilian (3x)

9.d5 — 17.1% (223 parties)

Ambassadeurs : Czerwonski, Aleksander (4x), Horvath, Maria (4x), Gunina, Valentina (3x), Ozolin, Maxim (3x), Nahalka, Jan (3x), Lee, Jayden Z (3x), Skacelik, Petr (3x), Fuhrmann, Daniel (2x)

9.O-O-O — 13.6% (177 parties)

Ambassadeurs : Rupp, Markus (3x), Ballo, Emanuel (3x), Bilek, Istvan (2x), Zamikhovsky, Abram (2x), Bobotsov (2x), Roos, Michel (2x), Saidy, Anthony (2x), Reeh, Oliver (2x)

9.dxc5 — 13.4% (175 parties)

Ambassadeurs : Estremera Panos, Sergio (4x), Svetushkin, Dmitry (3x), Khenkin, Igor (3x), Jorczik, Julian (3x), Sorin, Ariel (2x), Nunn, John D M (2x), Ham, Stephen E (2x), Lanka, Zigurds (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Rd1	9.d5	9.O-O-O	9.dxc5
<1800	23	13%	22%	13%	22%
1800-2200	438	27%	19%	12%	10%
2200-2600	604	30%	19%	11%	18%
2600+	13	54%	8%	—	31%

Évolution par décennie (% des parties)

Décennie	N parties	9.Rd1	9.d5	9.O-O-O	9.dxc5
1930s	2	50%	—	—	—
1950s	28	11%	—	25%	11%
1960s	38	16%	11%	34%	3%
1970s	17	6%	—	41%	12%
1980s	50	20%	8%	24%	12%
1990s	291	20%	14%	19%	11%
2000s	352	25%	20%	13%	12%
2010s	488	36%	19%	7%	17%
2020s	38	24%	26%	11%	18%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Rd1	36%	24%	▼ -12.0%
9.d5	19%	26%	▲ +6.8%
9.O-O-O	7%	11%	▲ +3.8%
9.dxc5	17%	18%	▲ +1.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

9.Rd1 — 26.8% (349 parties)

1938 — Regedzinski, Theodor vs Foltys, Jan — 1/2-1/2 — Lodz POL
1954 — Calderon Rivera, Ximena Valentina vs Jerolim, J — 1-0 — Amsterdam NED
1955 — Rejfir, Josef vs Ujtelky, Maximilian — 1-0 — Prague CZE
1958 — Minev, Nikolay N vs Boutteville, Cesar — 1-0 — Munich GER
1960 — Saidy, Anthony vs Reshevsky, Samuel — 0-1 — New York Metropolita

9.d5 — 17.1% (223 parties)

1963 — O'Kelly, Albéric de Galway vs Perez Perez, Francisco Jose — 1/2-1/2 — Havana CUB
1966 — Kerins, Nick vs Gat, Israel — 0-1 — Oerebro
1967 — Vano, Edward vs Benko, Pal — 0-1 — Atlanta
1968 — Fonrobert Gert Wolfgang vs Everard Mario — 0-1 — Sao Bernardo
1980 — Hoi, Carsten vs Fuller, Maxwell L — 0-1 — Kopenhagen open

9.O-O-O — 13.6% (177 parties)

1955 — Juettler Helmut vs Bruentrup, Dieter — 1/2-1/2 — Zittau GER
1956 — Valshanov vs Prahov, Valentin — 0-1 — Bulgaria
1956 — Zamikhovsky, Abram vs Nezhmetdinov, Rashid — 1/2-1/2 — Kharkov UKR
1958 — Bobotsov vs Al Tal, Ammar — 0-1 — Varna BUL
1958 — Bobotsov vs Tal, Mikhail — 0-1 — Varna BUL

9.dxc5 — 13.4% (175 parties)

1954 — Zamikhovsky vs Skotorenko, W. — 1-0 — Leningrad ch22-SU sf
1955 — Padevsky, Nikola vs Tringov, Georgi P — 0-1 — Sofia BUL
1958 — Darga, Klaus vs Toran Albero, Roman — 1/2-1/2 — Munich GER
1961 — Behrensen, Jorge vs Goldenberg, Edgardo — 1-0 — Balcarce
1976 — Zilberstein, Valery I vs Petrushin, Alexander I — 1/2-1/2 — Novosibirsk RUS

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	● b7
Chaînes	● g2→f3, f3→e4	● d6→c5, b7→a6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● f4 (2v0), ● d5 (3v1)	—
Cases faibles	—	—
Centre	● d4 (3v1), ● d5 (3v1), ● e4 (2v1)	● e5 (2v1)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 0)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (f1, a1, h1)	2 (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	● d4-d5, ● e4-e5, ● f3-f4	● …d6-d5, ● …e7-e6, ● …e7-e5

Partie
1937 Brno – Round 10 – Koblencs, Alexander – 1-0 – Haida, August Konrad – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 O-O 7. Qd2 c5 8. Nge2 a6 9. Ng3 cxd4 10. Bxd4 Qa5
1938 Lodz – Round 1 – Regedzinski, Theodor – 1/2-1/2 – Foltys, Jan – G55 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 Nbd7 6. f3 O-O 7. Be3 c5 8. Qd2 a6 9. Rd1 Qa5 10. dxc5 Nxc5
1954 Olympiad prel III – Round 1 – Aloni, Itzchak – 1-0 – Andersen, Baltser – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. g4 cxd4 10. Nxd4 Ne5
1955 CSR Ch – Round 15 – Rejfir, Josef – 1-0 – Ujtelky, Maximilian – G115 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Rd1 Qc7 10. Nf4 e6
1956 Moscow olm fin-B – Round 8 – Gromek, Jozef – 1-0 – Ader Hausman, Walter – G83 1. c4 Nf6 2. d4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c5 6. Nge2 O-O 7. Be3 Nbd7 8. Qd2 a6 9. g3 Rb8 10. a4 Re8
1958 Munich olm fin-A – Round 2 – Golombek, Harry – 1/2-1/2 – Toran Albero, Roman – G13 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Bh6 Qa5 10. Bxg7 Kxg7
1958 Munich olm prel – Round 5 – Darga, Klaus – 1/2-1/2 – Toran Albero, Roman – G106 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. dxc5 Nxc5 10. Nd4 Ne6
1958 Munich olm prel – Round 6 – Allison Mariama Stern – 0-1 – Rossolimo, Nicolas – G134 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 c5 7. Nge2 O-O 8. Qd2 a6 9. g4 Qa5 10. Ng3 cxd4
1958 Munich olm prel – Round 8 – Minev, Nikolay N – 1-0 – Boutteville, Cesar – G180 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Rd1 Qc7 10. Nc1 Nb6
1958 New York ch-USA – Round 10 – Sherwin, James T – 0-1 – Reshevsky, Samuel – G47 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Nc1 cxd4 10. Bxd4 Ne5
1959 Santiago – Round 10 – Jauregui, Carlos – 1-0 – Fischer, Robert J – G57 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 a6 8. Qd2 c5 9. a3 Rb8 10. b4 cxd4
1959 URS Team Ch – Round 1 – Gurgenidze, Bukhuti – 1-0 – Giterman, Shlomo – G9 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 O-O 7. Qd2 c5 8. Nge2 a6 9. g4 cxd4 10. Nxd4 Ne5
1960 Avantgard Ch – Round 1 – Zamikhovsky, Abram – 1-0 – Sakhanovich – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 O-O 7. Qd2 c5 8. Nge2 a6 9. O-O-O b5 10. dxc5 Qa5
1961 Balcarce – Round 1 – Behrensen, Jorge – 1-0 – Goldenberg, Edgardo – G12 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 c5 6. Nge2 d6 7. Be3 Nbd7 8. Qd2 a6 9. dxc5 Nxc5 10. Nf4 Be6
1961 DDR-ch2 – Round ? – Pallwitz, Otto – 1/2-1/2 – Pietzsch, Wolfgang – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 c5 8. Qd2 a6 9. g4 Qa5 10. Ng3 cxd4
1961 Katowice ch18-POL – Round 2 – Gniot, Tadeusz – 0-1 – Balcerowski, Witold – G27 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. a4 Qa5 10. Nc1 cxd4
1961 Moskou – Round 1 – Polugaevsky, Lev – 1/2-1/2 – Boleslavsky, Isaac – G48 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Rd1 Qc7 10. Nc1 cxd4
1961 Moskou ZShK – Round 10 – Pachman, Ludek – 1/2-1/2 – Vasiukov, Evgeni – G49 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. O-O-O Qa5 10. Kb1 b5
1961 United States Open Championship – Round 11 – Weaver, Norris – 0-1 – Osbun, Erik – G10 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. f3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. O-O-O 9. ... b5 10. dxc5 dxc5
1961 URS Ch sf Batumi GEO – Round ? – Arakelov, Ilya – 0-1 – Buslaev, Aleksander – G57 1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. g4 Rb8 10. Ng3 cxd4
1961 Wch U20 fin-B – Round 11 – Rubinetti, Jorge – 0-1 – Gilden, Lawrence – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 c5 8. Qd2 a6 9. g4 Rb8 10. Ng3 cxd4
1961 Yugoslavia Cup – Round 1 – Stupica, Janez – 1-0 – Bogdanovic, Rajko – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Rd1 Qa5 10. Nc1 cxd4
1962 Bucharest ROM – Round 14 – Popov, Luben – 1/2-1/2 – Gheorghiu, Florin – G37 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. f3 d6 6. Be3 Nbd7 7. Nge2 c5 8. Qd2 a6 9. O-O-O Qa5 10. Kb1 b5
1962 Sarajevo – Round 2 – Bobotsov, Milko G – 1/2-1/2 – Darga, Klaus – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 c5 8. Qd2 a6 9. Rd1 Qa5 10. Nc1 cxd4
1962 Stockholm Interzonal – Round 11 – Bilek, Istvan – 1-0 – Cuellar Alpire, Mariana – G96 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nge2 O-O 6. f3 Nbd7 7. Be3 c5 8. Qd2 a6 9. O-O-O Qa5 10. Kb1 Re8
1962 Stockholm Interzonal – Round 3 – Aaron, Manuel – 0-1 – Fischer, Robert J – G23 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Ng3 cxd4 10. Bxd4 Ne5
1962 URS Team Ch – Round 1 – Nei, Iivo – 1/2-1/2 – Suetin, Alexey S – G12 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 O-O 5. f3 d6 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. O-O-O Qc7 10. g4 cxd4
1963 Capablanca Memorial – Round 6 – O'Kelly, Albéric de Galway – 1/2-1/2 – Perez Perez, Francisco Jose – G53 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. Be3 Nbd7 8. Qd2 a6 9. d5 Ne5 10. Ng3 e6
1963 Halle zt – Round ? – Kanko, Ilkka – 1/2-1/2 – Johansson, Martin 1979 – G146 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Rd1 Qc7 10. Nc1 cxd4
1963 LAT Ch – Round ? – Zelinsky, Yuri – 1-0 – Peterson, Andrejs – G26 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 c5 7. Qd2 O-O 8. Nge2 a6 9. g4 cxd4 10. Nxd4 Nc5
1963 POL Ch 20th – Round 9 – Fronczek, Heinrich – 0-1 – Tarnowski, Alfred – G57 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 c5 7. Nge2 O-O 8. Qd2 a6 9. g4 Qa5 10. Bh6 b5
1964 Magdeburg – Round 13 – Bruemmer, Ullrich – 1/2-1/2 – Starck, Bodo – G45 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. Bh6 Rb8 10. Bxg7 Kxg7
1966 La Habana olm prel – Round 5 – Yepez, Olavo – 1-0 – Garcia Soruco, Julio – G183 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 Nbd7 6. Be3 O-O 7. Qd2 c5 8. Nge2 a6 9. a4 e5 10. dxc5 Nxc5
1966 WchT U26 fin-A 13th – Round 6 – Westerinen, Heikki M.J. – 1/2-1/2 – Gat, Israel – G15 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Nge2 c5 8. Qd2 a6 9. Rd1 Qa5 10. Nc1 cxd4
1967 US Open – Round 12 – Vano, Edward – 0-1 – Benko, Pal – G38 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be3 d6 6. f3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. d5 Ne5 10. Ng3 e6
1968 Meldorf U26 – Round 11 – Westerinen, Heikki M.J. – 1-0 – Andersson, Ulf 1949 – G43 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nbd7 7. Qd2 c5 8. Nge2 a6 9. O-O-O Qa5 10. Kb1 Re8
1969 Zagreb – Round 13 – Grdinic, Zvonimir – 0-1 – Udovcic, Mijo – G90 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nd7 5. Nge2 c5 6. Be3 Ngf6 7. f3 O-O 8. Qd2 a6 9. Nc1 Qc7 10. Nb3 cxd4
Amber-blind 3rd 1994 – Round 5 – Kramnik, Vladimir – 1-0 – Piket, Jeroen – G21 1. e4 d6 2. d4 Nf6 3. f3 g6 4. Be3 Bg7 5. Qd2 O-O 6. Ne2 Nbd7 7. c4 c5 8. Nbc3 a6 9. Rd1 Qc7 10. Nf4 e6

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