E80n — King’s Indian: Saemisch, 5…c6 6.Be3 a6

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f3 c6 6.Be3 a6 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte d4, case forte e4, Be3 actif, paire de fous.
Faiblesses adverses : arriéré b7, Bg7 enfermé, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bf1 enfermé, 4 pièces non développées (G1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nf3 — Développer Ng1
● 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 : 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

E80n — Saemisch

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

Eval: [+0.64]

Les coups candidats

7.Qd2 — 31.9% (575 parties)

Ambassadeurs : Obukhov, Gennady (16x), Sabbatini, Giuseppe (16x), Plutarco, Fosca (8x), Verschueren, Frederic (8x), Tylecek, Drahomir (8x), Celan, Melissa (8x), Sundqvist, Christer (8x), Malmstroem, Jan Hendrik (8x)

7.Bd3 — 28.7% (516 parties) →

Ambassadeurs : Bachler, Kevin (13x), Byrne, Ray (9x), Knaak, Rainer (7x), Grivas, Efstratios (7x), Portisch, Lajos (6x), Kavalek, Lubomir (5x), Byrne, Robert E (4x), Hort, Vlastimil (4x)

7.a4 — 22.8% (410 parties) →

Ambassadeurs : Byrne, Ray (11x), Podzielny, Karl-Heinz (5x), Nickl, Klaus (4x), Benko, Pal (3x), Bobotsov, Milko G (3x), Jansa, Vlastimil (3x), Balcerowski, Witold (3x), Hesse, Peter (3x)

7.c5 — 10.4% (188 parties)

Ambassadeurs : Saidy, Anthony (4x), Visier Segovia, Fernando (3x), Dlugy, Maxim (3x), Perelshteyn, Eugene (3x), Stebbings, Anthony J (3x), Lombardy, William J (2x), Kroll, Ove (2x), May, Hans Werner (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Qd2	7.Bd3	7.a4	7.c5
<1800	34	50%	18%	26%	3%
1800-2200	546	39%	21%	26%	8%
2200-2600	694	24%	29%	22%	17%
2600+	16	19%	12%	19%	44%

Évolution par décennie (% des parties)

Décennie	N parties	7.Qd2	7.Bd3	7.a4	7.c5
1950s	13	38%	38%	15%	—
1960s	158	39%	32%	22%	4%
1970s	190	26%	41%	21%	8%
1980s	172	26%	40%	24%	8%
1990s	339	27%	33%	24%	9%
2000s	367	34%	27%	22%	8%
2010s	468	31%	19%	24%	19%
2020s	93	58%	13%	19%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Qd2	31%	58%	▲ +26.9%
7.Bd3	19%	13%	▼ -6.5%
7.a4	24%	19%	▼ -4.8%
7.c5	19%	5%	▼ -13.4%

Joueurs célèbres

Champions du monde dans cette position

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

Parties historiques

7.Qd2 — 31.9% (575 parties)

1957 — Wolf, Rudolf vs Malcanek, Oldrich — 1/2-1/2 — Brno CZE
1958 — Golombek, Harry vs Panno, Oscar — 1/2-1/2 — Munich olm fin-A
1958 — Del Pozo, Nestor vs Panno, Oscar — 0-1 — Bogota COL
1959 — Heucke, Hildegard vs Nikolic, Ruza — 1-0 — Warsaw POL
1959 — Krogius, Nikolai V vs Gurgenidze, Bukhuti — 1/2-1/2 — Tbilisi ch-URS

7.Bd3 — 28.7% (516 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
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

7.a4 — 22.8% (410 parties)

1957 — Koblents, Aleksandrs N vs Dubinin, Peter — 1/2-1/2 — ?
1959 — Fazekas, Stephan vs Wade, Robert G — 1/2-1/2 — York ch-BCF
1961 — Anokhin, Yuri vs Nei, Iivo — 0-1 — URS-ch sf Batumi GEO
1963 — Day, Lawrence A. vs Grimshaw, David — 1/2-1/2 — Toronto CAN
1963 — Damjanovic, Mato vs Bertok, Mario Jr. — 1/2-1/2 — Zenica ch YUG

7.c5 — 10.4% (188 parties)

1962 — Benko, Pal vs Byrne, Robert E — 1/2-1/2 — San Antonio, TX USA
1965 — Gligorić, Svetozar vs Bertok, Mario Jr. — 1/2-1/2 — Zagreb CRO
1968 — Saidy, Anthony vs Reshevsky, Samuel — 1/2-1/2 — New York, NY USA
1969 — Lombardy, William J vs Kavalek, Lubomir — 1/2-1/2 — Netanya ISR
1969 — Yanofsky, Daniel Abraham vs Saidy, Anthony — 1/2-1/2 — Netanya ISR

	♔ 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	● d4 (2v0), ● e4 (2v1)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (3v2), ● e4 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 2)
Be3	● Be3 Actif (mob. 6)
Bg7		● Bg7 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (g1, f1, 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 3 – Golombek, Harry – 1/2-1/2 – Panno, Oscar – G18 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. d5 bxc4 9. Bxc4 Bb7 10. dxc6 Nxc6
1958 Torneo de las Americas 1st – Round 10 – Del Pozo, Nestor – 0-1 – Panno, Oscar – G54 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 O-O 9. cxb5 axb5 10. Nge2 e5
1959 Tbilisi ch-URS – Round 2 – Krogius, Nikolai V – 1/2-1/2 – Gurgenidze, Bukhuti – G14 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. O-O bxc4
1961 Corr FS – Round 1 – O'Kelly, Albéric de Galway – 1/2-1/2 – Dubinin, Peter – G6 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 bxc4 9. Bxc4 d5 10. Bb3 dxe4
1961 New York ch-USA – Round 11 – Weinstein, Raymond – 1/2-1/2 – Byrne, Ray – G59 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bh6 Bxh6 9. Qxh6 Qa5 10. h4 Nbd7
1962 Mar del Plata – Round 11 – Pachman, Ludek – 0-1 – Byrne, David – G95 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 bxc4 10. Bxc4 O-O
1962 New York ch-USA – Round 8 – Sherwin, James T – 1/2-1/2 – Byrne, Ray – G45 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. e5 b4 10. exf6 bxc3
1962 Spartak Ch – Round 2 – Pelts, Roman – 1/2-1/2 – Bannik, Anatolij – G10 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. d5 bxc4 9. Bxc4 c5 10. Nge2 Nbd7
1962 Spartak Ch – Round 6 – Pelts, Roman – 1/2-1/2 – Jakhin, Rashid – G41 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. b3 bxc4 9. bxc4 Qa5 10. Bd3 c5
1962 Spartak Ch – Round 7 – Jakhin, Rashid – 0-1 – Katalymov, Boris – G49 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bh6 Bxh6 9. Qxh6 b4 10. Nd1 e5
1962 Varna olm – Round 1 – Hort, Vlastimil – 1-0 – Byrne, Ray – G3 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. h4 e5
1962 Varna olm – Round 10 – Spassky, Boris V. – 1-0 – Evans, Larry M – G426 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O bxc4 9. Bxc4 O-O 10. h4 d5
1962 Varna olm – Round 8 – Ghitescu, Theodor – 1-0 – Benko, Pal – G191 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. d5 O-O 9. Bh6 bxc4 10. h4 Bh8
1963 New York ch-USA – Round 1 – Saidy, Anthony – 1/2-1/2 – Byrne, Ray – G1 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. O-O e5
1963 POL Ch 20th – Round 15 – Porebski, Stanislav – 0-1 – Doda, Zbigniew – G92 1. d4 Nf6 2. c4 d6 3. Nc3 g6 4. e4 Bg7 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. Bd3 O-O 9. Nge2 Nbd7 10. O-O Bb7
1963 YMCA – Round 1 – Bielicki, Carlos – 0-1 – Dubin, Jorge – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. g4 h5
1964 Kecskemet zt – Round 1 – Pachman, Ludek – 1/2-1/2 – Bednarski, Jacek – G26 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O Nbd7 9. e5 dxe5 10. dxe5 Ng8
1964 Tel Aviv olm prel – Round 1 – Saidy, Anthony – 1-0 – Bednarski, Jacek – G2 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. O-O bxc4
1964 WchT U26 11. qual-D – Round 1.2 – Weinstein, Raymond – 0-1 – Schmidt, Wlodzimierz – G2 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. e5 b4 10. Nb1 dxe5
1964 Zinnowitz Zinnowitz GER – Round 3 – Ghitescu, Theodor – 0-1 – Bednarski, Jacek B – G11 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. g4 Rb8
1965 Hamburg etc – Round 3 – Langeweg, Kick – 1/2-1/2 – Szabo, Ladislav – G30 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. O-O bxc4
1965 Hastings6566 – Round 5 – Nicolai, Werner – 1/2-1/2 – Gheorghiu, Florin – G20 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. g4 bxc4 9. g5 Nh5 10. Bxc4 a5
1965 Hastings6566 – Round 6 – Nicolai, Werner – 0-1 – Littlewood, Norman – G24 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. a3 O-O 8. Qd2 b5 9. Nge2 bxc4 10. Bh6 Bxh6
1965 Marianske Lazne – Round 9 – Pachman, Ludek – 1/2-1/2 – Bednarski, Artur – G43 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. Nh3 Rb8
1965 POL Ch 22th – Round 10 – Schinzel, Wladyslaw – 1/2-1/2 – Drozd, Ryszard – G56 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qc2 b5 8. c5 dxc5 9. dxc5 Qa5 10. Ne2 O-O
1965 Zagreb – Round 1 – Gligorić, Svetozar – 1/2-1/2 – Bertok, Mario Jr. – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. c5 O-O 8. Nge2 Nbd7 9. Nf4 b6 10. cxd6 exd6
1966 Bucharest – Round 9 – Ghitescu, Theodor – 1-0 – Bednarski, Jacek B – G38 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. Bh6 Bxh6
1966 Bucharest Bucharest ROM – Round 7 – Soos, Bela – 1/2-1/2 – Ciocaltea, Victor – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. d5 cxd5 8. cxd5 O-O 9. Qd2 Nbd7 10. Nge2 Ne5
1966 Havana CUB – Round 3 – Vranesic, Zvonko – 1/2-1/2 – Bednarski, Jacek – G26 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 O-O 10. O-O bxc4
1966 La Habana olm prel – Round 7 – Popov, Luben – 1-0 – Bastas, G. – G108 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bh6 O-O 9. h4 Nh5 10. Nge2 e5
1967 Corr – Round 1 – De Carbonnel, Heinz – 0-1 – Berliner, Hans – G9 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. g4 Rb8
1967 Havana Armies Ch 4th – Round 3 – Savon, Vladimir A – 0-1 – Adamski, Jan – G16 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. cxb5 axb5 9. Bd3 b4 10. Nd1 Ba6
1967 It Agio – Round 1 – Rellstab, Ludwig – 1/2-1/2 – Littlewood, Norman – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Rc1 bxc4 9. Bxc4 O-O 10. Bb3 Nbd7
1967 Palma de Mallorca – Round 2 – Portisch, Lajos – 1-0 – Bednarski, Jacek B – G13 1. d4 g6 2. c4 Bg7 3. Nc3 d6 4. e4 Nf6 5. f3 a6 6. Be3 c6 7. Nge2 b5 8. Nc1 O-O 9. cxb5 axb5 10. b4 d5
1967 Sarajevo – Round 3 – Kavalek, Lubomir – 1-0 – Benko, Pal – G18 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. g4 h6
1968 CSR Ch – Round 8 – Pachman, Ludek – 1/2-1/2 – Trapl, Jindrich – G65 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. g4 Nb6
1968 Monte Carlo – Round 5 – Gheorghiu, Florin – 1/2-1/2 – Byrne, Ray – G31 1. c4 g6 2. Nc3 Bg7 3. d4 Nf6 4. e4 d6 5. f3 a6 6. Be3 c6 7. Qd2 b5 8. O-O-O Qa5 9. Kb1 Nbd7 10. Bh6 Bxh6
1968 New York ch-USA – Round 9 – Saidy, Anthony – 1/2-1/2 – Reshevsky, Samuel – G48 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. c5 O-O 8. cxd6 exd6 9. Nge2 b5 10. Nf4 Nbd7
1968 Reggio Emilia – Round 1 – Filep, Tibor – 1/2-1/2 – Ghitescu, Theodor – G1 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 Bb7 10. O-O O-O
1969 Netanya – Round 1 – Saidy, Anthony – 1/2-1/2 – Kagan, Shimon – G4 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. c5 dxc5 8. dxc5 O-O 9. Qxd8 Rxd8 10. Na4 Nbd7
1969 Netanya – Round 10 – Lombardy, William J – 1/2-1/2 – Kavalek, Lubomir – G66 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 c6 6. Be3 a6 7. c5 b5 8. cxb6 Nbd7 9. Bd3 O-O 10. Nge2 Nxb6
1969 Netanya – Round 11 – Yanofsky, Daniel Abraham – 1/2-1/2 – Saidy, Anthony – G72 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. c5 b5 8. cxb6 Nbd7 9. Bd3 Nxb6 10. Nge2 O-O
1969 YUG Ch 24th – Round 8 – Deze, Anton – 1/2-1/2 – Bertok, Mario Jr. – G25 1. d4 Nf6 2. c4 g6 3. Nc3 d6 4. e4 Bg7 5. f3 c6 6. Be3 a6 7. Qd2 b5 8. Bd3 Nbd7 9. Nge2 bxc4 10. Bxc4 Nb6
1973 Leningrad Interzonal – Round 15 – Larsen, Bent – 0-1 – Byrne, Robert – G17 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. c5 O-O 8. Nge2 Nbd7 9. Nc1 b5 10. Be2 dxc5
Alekhine Memorial 1971 – Round 8 – Korchnoi, Viktor – 1-0 – Gheorghiu, Florin – G28 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 a6 6. Be3 c6 7. c5 b5 8. cxd6 exd6 9. a4 Bb7 10. Nh3 O-O

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