B26m — Sicilian: Closed, 6.Be3 e6 7.Qd2 Qa5

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 e6 7.Qd2 Qa5 * ○ 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, Be3 actif, paire de fous.
Faiblesses adverses : arriéré f7, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, arriéré f2, 3 pièces non développées (G1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nf3 — Développer Ng1
● c3 — Préparer d4

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte b4, case forte d4, case forte c5, case forte e5, avant-postes d4(C), e5(C), Bg7 actif, paire de fous.
Faiblesses adverses : arriéré f2, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, arriéré f7, 4 pièces non développées (G8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nf6 — Développer Ng8
● ...c4 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B26m — Closed

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 e6 7.Qd2 Qa5

Eval: [+0.16]

Les coups candidats

8.Nge2 — 44.0% (386 parties)

Ambassadeurs : Letay, Gyula (9x), Perez, Flavio (7x), Posch, Werner (4x), Mohammadi, Amir (4x), Osterling, Gosta (3x), Geisler, Fabian (3x), Keogh, Eamon (3x), Jedlicka, Ales (3x)

8.f4 — 22.0% (193 parties)

Ambassadeurs : Jurkovic, Hrvoje (6x), Blatny, Frantisek (3x), Zawadzka, Beata (3x), Jandecka, Tomas (3x), Arat, Ufuk Sezen (3x), Haskelman, Evgen (3x), Fryer, David W (3x), Huebner, Robert (2x)

8.Nf3 — 17.9% (157 parties)

Ambassadeurs : Koukoufikis, Alexandros (4x), Prats Rodriguez, Juan Bosco (4x), Paramentic, Mila (3x), Bushill, Michael S (3x), Polak, Jaroslav Prof (2x), Ljubojevic, Ljubomir (2x), Privalov, Vladimir (2x), Spyrou, Emanuel (2x)

8.Nh3 — 7.8% (68 parties)

Ambassadeurs : Borngaesser, Rene (3x), Brueggemann, Joachim (2x), Wiesner, Gundula (2x), Wisskirchen, Andreas (2x), Mikenas, Vladas (1x), Ilivitsky, Georgy A (1x), Bakker, Piet (1x), Ostojic, Predrag (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Nge2	8.f4	8.Nf3	8.Nh3
<1800	12	42%	25%	25%	8%
1800-2200	332	46%	25%	15%	5%
2200-2600	347	40%	21%	21%	10%
2600+	2	—	—	100%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Nge2	8.f4	8.Nf3	8.Nh3
1940s	6	83%	—	—	17%
1950s	14	43%	14%	14%	14%
1960s	24	71%	—	17%	4%
1970s	19	37%	16%	16%	21%
1980s	54	35%	26%	11%	15%
1990s	285	38%	24%	24%	8%
2000s	333	48%	20%	17%	6%
2010s	131	47%	28%	11%	6%
2020s	11	36%	18%	18%	18%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Nge2	47%	36%	▼ -11.0%
8.f4	28%	18%	▼ -10.1%
8.Nf3	11%	18%	▲ +7.5%
8.Nh3	6%	18%	▲ +12.1%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie
Karpov, Aleksandr — 1 partie
Botvinnik, Mikhail — 1 partie

Parties historiques

8.Nge2 — 44.0% (386 parties)

1946 — Smyslov, Vladimir vs Kottnauer, Cenek — 1-0 — Moscow RUS
1947 — Bellod Thomas, Gonzalo vs Kottnauer, Cenek — 1-0 — GB-Czechoslovakia
1947 — Bronstein, David I vs Aronin, Lev — 1/2-1/2 — ?
1947 — Bronstein, David I vs Aronin, Lev — 1-0 — Leningrad ch-URS
1948 — Acharam Medina, Sebastian Alejandro vs Iliesco, Juan — 1-0 — Buenos Aires/La Plata

8.f4 — 22.0% (193 parties)

1950 — Bykova, Elizaveta vs Rubtsova, Olga — 0-1 — Moscow RUS
1953 — Engert, Immo vs Lohmann, Heinrich — 1/2-1/2 — Bielefeld
1971 — Buscio, Jorge vs Vassiades, Constantinos — 1-0 — Athens GRE
1971 — Vuruna, Miodrag vs Sahovic, Dragutin — 0-1 — Bari ITA
1975 — Blatny, Frantisek vs Spiridonov, Nikola — 1/2-1/2 — Decin CZE

8.Nf3 — 17.9% (157 parties)

1956 — Polak, Jaroslav Prof vs Seifert, Bedrich — 1-0 — Chomutov
1956 — Polak, Jaroslav Prof vs Smetana, Jaroslav — 0-1 — Chomutov
1963 — Konrad Eberhard vs Gerer, Josef — 1-0 — Nt Helmbrechts GER
1966 — Novak, Ervin vs Bobotsov, Milko G — 1/2-1/2 — ARMIES-ch3 Prague CZE
1968 — Augustin, Josef vs Byrne, David — 0-1 — Lugano SUI

8.Nh3 — 7.8% (68 parties)

1942 — Mikenas, Vladas vs Ilivitsky, Georgy A — 1-0 — Sverdlovsk
1955 — Seidman, Herbert vs Saidy, Anthony — 0-1 — New York, NY USA
1957 — Suetin, Alexey S vs Shagalovich, Abo — 1-0 — Ch URS (1/4 final), Minsk (Be
1966 — Bakker, Piet vs Ostojic, Predrag — 1/2-1/2 — Amsterdam NED
1971 — Knaak, Rainer vs Brueggemann, Joachim — 1-0 — Strasbourg ch20-DDR

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● f2	● f7
Chaînes	● c2→d3, f2→g3, h2→g3, d3→e4	● d6→c5, f7→e6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (3v0), ● f4 (2v0)	● b4 (3v0), ● d4 (3v1), ● c5 (2v1), ● e5 (3v0)
Cases faibles	—	—
Centre	● d5 (2v1), ● e4 (3v0)	● d4 (3v1), ● e5 (3v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bg2	● Bg2 Ok (mob. 3)
Be3	● Be3 Actif (mob. 5)
Bg7		● Bg7 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (g1, a1, h1)	4 (g8, 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	● d3-d4, ● e4-e5, ● f2-f3	● …c5-c4, ● …d6-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1942 Sverdlovsk – Round 10 – Mikenas, Vladas – 1-0 – Ilivitsky, Georgy A – G49 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nh3 Bd7 9. O-O Nd4 10. Kh1 h5
1946 Moscow-Prague – Round 8 – Smyslov, Vladimir – 1-0 – Kottnauer, Cenek – G37 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. Kh1 Bd7
1947 GB-Czechoslovakia – Round 2 – Bellod Thomas, Gonzalo – 1-0 – Kottnauer, Cenek – G8 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Nxe2+ 10. Nxe2 Qxd2
1947 Leningrad ch-URS – Round 6 – Bronstein, David I – 1-0 – Aronin, Lev – G74 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. Kh1 Bd7
1948 Buenos Aires/La Plata it – Round 1 – Acharam Medina, Sebastian Alejandro – 1-0 – Iliesco, Juan – G19 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. Nc1 Bd7
1955 DDR Ch 06th – Round 11 – Dorawa, Bernhard – 1-0 – Koch, Berthold – G52 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. Nc1 Ne7 10. O-O Bd7
1955 Marshall CC Ch 5556 – Round 6 – Seidman, Herbert – 0-1 – Saidy, Anthony – G18 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nh3 h6 9. O-O Nge7 10. f4 f5
1959 Warsaw Legion tt – Round 1.1 – Smederevac, Petar – 1-0 – Spanjaard, Eduard – G1 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. Nc1 Ne7 10. O-O Nec6
1960 Avantgard Ch – Round 9 – Kostiuchenko, Alexander – 1/2-1/2 – Zimin Yuri A – G46 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Bg2 e6 7. Qd2 Qa5 8. Bf4 e5 9. Bg5 Nd4 10. f3 h6
1960 Mar del Plata – Round 1 – Redolfi, Argentino Rodolfo – 0-1 – Aguilera Bazan, Oscar – G18 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. Nf4 Ne7 10. O-O h5
1963 AUS Ch – Round 10 – Ozols, Karlis – 1-0 – Purdy, John S – G11 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. a3 Nec6
1963 Budapest ch-HUN – Round 1 – Flesch, Jean-benoit – 1/2-1/2 – Liptay, Laszlo Dr. – G117 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. Nc1 O-O
1964 Moscow Ch – Round ? – Zaitsev, Igor A – 1/2-1/2 – Estrin, Yakov – G50 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. a3 Nec6
1966 ARMIES-ch3 Prague CZE – Round 5 – Novak, Ervin – 1/2-1/2 – Bobotsov, Milko G – G5 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Qa5 8. Nf3 Nd4 9. O-O Ne7 10. Bh6 Bxh6
1966 IBM-B – Round 5 – Bakker, Piet – 1/2-1/2 – Ostojic, Predrag – G14 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nh3 Nd4 9. O-O Ne7 10. f3 O-O
1967 IBM-B – Round 8 – Smederevac, Petar – 1/2-1/2 – Tatai, Stefano – G22 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. Nc1 O-O
1967 Sousse Interzonal – Round 22 – Stein, Leon Rico – 1-0 – Sarapu, Ortvin – G210 1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. d3 Nc6 5. Nc3 e6 6. Be3 d6 7. Qd2 Qa5 8. Nge2 Nd4 9. O-O Ne7 10. a3 Nec6
1969 Luhacovice – Round 8 – Augustin, Joseph – 1/2-1/2 – Kupka, Slavoj – G67 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 e6 7. Qd2 Qa5 8. Nf3 Nd4 9. O-O Bd7 10. Nh4 Rb8
Biel Interzonal 1985 – Round 8 – Ljubojevic, Ljubomir – 1-0 – Rodriguez Cespedes, Amador – G23 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 e6 7. Bg2 Qa5 8. Nf3 Nd4 9. O-O Bd7 10. Bf4 Qb6
Interpolis 1985 – Round 10 – Ljubojevic, Ljubomir – 1/2-1/2 – Polugaevsky, Lev – G36 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. d3 Bg7 5. Be3 d6 6. Qd2 e6 7. Bg2 Qa5 8. Nf3 Nd4 9. O-O Bd7 10. Bf4 Qb6

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