B26a — Sicilian: Closed, 6.Be3

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Be3 * ● Trait aux Noirs

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 : 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 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, 4 pièces non développées (G8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Nf6 — Développer Ng8
● ...Bf5 — Développer Bc8
● ...c4 — Rupture
● ...d5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

B26a — Closed

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

Eval: [-0.33]

Les coups candidats

6…e6 — 30.3% (4985 parties) →

Ambassadeurs : Parkanyi, Attila (26x), Letay, Gyula (23x), Perez, Flavio (18x), Ramik, Zdenek (17x), Koubek, Vaclav (15x), Jurkovic, Hrvoje (14x), Jandecka, Tomas (14x), Welz, Peter, Dr. (14x)

6…Rb8 — 23.9% (3937 parties) →

Ambassadeurs : Krapivin, Alexander (39x), Chaika, Ivan (24x), Bartsch, Berthold (24x), Parkanyi, Attila (19x), Cross, Gregory W (19x), Narciso Dublan, Marc (16x), Esquivel León, Jorge A. (15x), Welz, Peter, Dr. (13x)

6…e5 — 17.1% (2819 parties) →

Ambassadeurs : Parkanyi, Attila (16x), Bartsch, Berthold (15x), Letay, Gyula (14x), Krapivin, Alexander (13x), Ramik, Zdenek (12x), Pesztericz, Laszlo (12x), Welz, Peter, Dr. (9x), Feher, Gyula (8x)

6…Nf6 — 16.9% (2784 parties) →

Ambassadeurs : Welz, Peter, Dr. (14x), Cross, Gregory W (14x), Parkanyi, Attila (11x), Ramik, Zdenek (8x), Sevgi, Volkan (8x), Topi-Hulmi, Teemu (8x), Sindarov, Javokhir (7x), Nutt, Jeff (7x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…e6	6…Rb8	6…e5	6…Nf6
<1800	442	28%	17%	13%	31%
1800-2200	7340	32%	23%	16%	19%
2200-2600	5524	26%	29%	21%	12%
2600+	58	19%	34%	17%	19%

Évolution par décennie (% des parties)

Décennie	N parties	6…e6	6…Rb8	6…e5	6…Nf6
1890s	2	—	—	—	—
1900s	1	—	—	—	100%
1920s	4	—	—	—	50%
1930s	8	38%	—	—	12%
1940s	15	7%	27%	7%	47%
1950s	121	14%	25%	12%	27%
1960s	184	21%	15%	30%	19%
1970s	275	23%	24%	24%	16%
1980s	726	33%	17%	22%	10%
1990s	3515	39%	20%	16%	13%
2000s	6138	31%	24%	18%	15%
2010s	4511	26%	25%	16%	23%
2020s	949	20%	41%	16%	16%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…e6	26%	20%	▼ -6.0%
6…Rb8	25%	41%	▲ +16.1%
6…e5	16%	16%	+0.2%
6…Nf6	23%	16%	▼ -6.7%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 8 parties
Karpov, Anatoly — 3 parties
Lasker, Emanuel — 2 parties
Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Botvinnik, Mikhail — 2 parties
Kramnik, Vladimir — 2 parties
Ding, Liren — 2 parties
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie

Parties historiques

6…e6 — 30.3% (4985 parties)

1934 — Thomas, George Alan vs Erdelyi, Stefan — 1-0 — Klosterneuburg
1937 — Klaman, Konstantin Mikhailovich vs Abramov, Lev — 1-0 — Leningrad RUS
1939 — Tolush, Alexander V vs Bondarevsky, Igor — 1-0 — Leningrad RUS
1947 — Mallison, Harold Vincent vs Bruce, Rowena M — 1-0 — WECU Bristol
1952 — Witkowski, Stefan vs Szapiel, Henryk — 0-1 — Katowice POL

6…Rb8 — 23.9% (3937 parties)

1943 — Hromadka, Karel vs Foltys, Jan — 0-1 — Prague CZE
1946 — Thomas, George Alan vs Ekstrom, Folke — 1/2-1/2 — Zaandam/Wormerveer
1949 — Pogrebissky, Iosif vs Aramanovich, I — 1/2-1/2 — Tbilisi GEO
1949 — Rohacek, Ivan vs Stahlberg, Gideon — 0-1 — Trencianske Teplice SVK
1951 — Konstantinov, Alexandr vs Veltmander, Iogannes — 0-1 — URS-ch sf Sverdlovsk

6…e5 — 17.1% (2819 parties)

1949 — Karastoichev, Emil vs Malchev, Andrej — 0-1 — Sofia BUL
1951 — Burstein, Sylvain vs Nyren, Bo — 1/2-1/2 — Birmingham/Coventry
1954 — Tikhomirova, Vera N vs Vaisberg, Berta I — 1-0 — ?
1955 — Smederevac, Petar vs Bogdanovic, Rajko — 1/2-1/2 — Novi Sad SRB
1955 — Zagorovsky, Vladimir vs Brazilsky, Y. — 1-0 — Odessa UKR

6…Nf6 — 16.9% (2784 parties)

1905 — Neumann Feliu, Rodrigo vs Caro, Horatio — 0-1 — Barmen GER
1921 — Mitovsky, K. vs Vecsey, Zoltan — 1/2-1/2 — Brno Morava
1923 — Mieses, Jacques vs Fick, William Matthew Jr. — 1-0 — Scheveningen NED
1938 — Carballo Madrigal, Fabian vs Puiggros, Guillermo — 1-0 — Argentina
1946 — Engert, Immo vs Maicherczyk, Georg — 0-1 — Hamburg GER

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● f2	—
Chaînes	● c2→d3, f2→g3, h2→g3, d3→e4	● d6→c5, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bg2	● Bg2 Ok (mob. 3)
Be3	● Be3 Actif (mob. 7)
Bg7		● Bg7 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 5)
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, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5

Partie
1923 Hastings2324 – Round 8 – Mieses, Jacques – 0-1 – Maroczy, Geza – G32 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Qd2 Rb8 8. Nge2 Nd4 9. O-O h5 10. h4 Nh6
1934 BCF Ch 27th – Round 9 – Wheatcroft, George – 1-0 – Winter, William – G46 1. e4 c5 2. Nc3 Nc6 3. g3 d6 4. Bg2 g6 5. d3 Bg7 6. Be3 Bd7 7. Nge2 Qc8 8. h3 Rb8 9. Qd2 b5 10. f4 b4
1939 Leningrad ch-URS – Round 6 – Tolush, Alexander – 1-0 – Pogrebissky, Iosif – G47 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Qd2 Nf6 8. h3 O-O 9. Nge2 Qc8 10. g4 Rb8
1945 Novi Sad – Round 5 – Kostic, Boris – 0-1 – Tomovic, Vasilje – G73 1. e4 c5 2. Nc3 d6 3. g3 g6 4. Bg2 Bg7 5. d3 Nc6 6. Be3 Bd7 7. Qd2 Rb8 8. Nge2 b5 9. Nd1 Nf6 10. h3 Qc8
1946 Moscow Ch – Round 1 – Alatortsev, Vladimir N. – 1-0 – Baturinsky, Victor – G22 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Bd7 8. Nd1 Ba4 9. b3 Bc6 10. c3 Ne6
1951 Moskou ch-URS – Round 1 – Smyslov, Vladimir – 1-0 – Bronstein, David I – G93 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. Qc1 Ng4 8. Bd2 Nd4 9. h3 Ne5 10. Nce2 Qb6
1951 URS Ch sf Sverdlovsk – Round 7 – Konstantinov, Alexandr – 1/2-1/2 – Petrosian, Tigran V – G7 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. f4 Nh6 8. h3 f5 9. Qd2 e6 10. Nf3 O-O
1951 World chJ U20 1st – Round 11.3 – Bhend, Edwin – 1/2-1/2 – Cruz, Raul Ceferino – G35 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Bd7 7. Nge2 Nd4 8. Rb1 Rb8 9. O-O b5 10. a3 a5
1951 World chJ U20 1st – Round 5.6 – Burstein, Sylvain – 1/2-1/2 – Ivkov, Borislav – G15 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Nge2 Nd4 8. O-O Qc8 9. Nf4 Nf6 10. Ncd5 Nxd5
1952 Tatranska ch CZE – Round 4 – Podgorny, Jiri – 0-1 – Sajtar, Jaroslav – G9 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Nge2 Qc8 8. Qd2 Nd4 9. O-O h5 10. h4 Bh3
1955 Gothenburg Interzonal – Round 2 – Najdorf, Miguel – 0-1 – Panno, Oscar – G17 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nd4 7. Nce2 e5 8. c3 Ne6 9. f4 Ne7 10. Nf3 O-O
1955 Hoechst ch-GER – Round 1 – Engert, Immo – 1/2-1/2 – Wolk, Sigmund – G27 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. f4 Nh6 8. h3 f5 9. Nf3 Qa5 10. O-O Bxc3
1955 Marshall CC Ch 5556 – Round 12 – Seidman, Herbert – 1-0 – Gore, James – G31 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Qa5 8. Bd2 h5 9. Nd5 Qd8 10. c3 Nc6
1956 Dresden – Round 12 – Pachman, Ludek – 1/2-1/2 – Averbakh, Yuri L – G77 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Bd7 8. Nd1 Bb5 9. f4 Rc8 10. Qd2 Ba6
1956 Dresden – Round 15 – Andersen, Borge – 1/2-1/2 – Padevsky, Nikola – G96 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Qd2 Nf7 9. exf5 gxf5 10. Nge2 e5
1956 Hoogovens – Round 6 – Orbaan, Constant – 0-1 – Scafarelli, Francesco – G26 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nd4 7. Qc1 Bd7 8. Nce2 Qc8 9. h3 Ba4 10. b3 Bc6
1956 ITA-ch18 Rovigo – Round 7 – Norcia, Federico – 1-0 – Romani, Elio – G22 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qd2 Rb8 8. Nd1 h5 9. c3 Nc6 10. Ne2 h4
1956 URS Ch, semi final – Round 6 – Kasparian, Genrikh – 1/2-1/2 – Gurgenidze, Bukhuti – G67 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 h5 7. h3 e5 8. Qd2 Be6 9. Nf3 Nd4 10. Ng5 h4
1957 Gotha – Round 8 – Pachman, Ludek – 0-1 – Bronstein, David I – G13 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. Qc1 Ng4 8. Bd2 Nd4 9. h3 Ne5 10. Nce2 Qb6
1959 Candidates Tournament women – Round 1 – Rinder, Elfriede – 0-1 – Albulet, Maria – G2 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Nce2 Nxe2 8. Nxe2 Bxb2 9. Rb1 Bg7 10. Qd2 Rb8
1959 Cerveny Kostelec – Round ? – Blatny, Frantisek – 1-0 – Kavalek, Lubomir – G17 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qd2 Bd7 8. Nd1 Ba4 9. Rc1 e5 10. f4 Ne7
1959 CSR Ch – Round 9 – Ivanco, Imrich – 1/2-1/2 – Kozma, Julius – G70 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Nd5 e6 8. Nf4 e5 9. Nd5 Ne6 10. Ne2 Ne7
1959 New York ch-USA – Round 2 – Seidman, Herbert – 0-1 – Benko, Pal – G11 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Nf6 8. Nd1 d5 9. c3 Nc6 10. f3 d4
1961 Baku ch-URS – Round 13 – Smyslov, Vladimir – 1/2-1/2 – Averbakh, Yuri L – G121 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Bd7 8. Nd1 e5 9. c3 Ne6 10. f4 Bc6
1962 CSR Ch – Round 16 – Blatny, Frantisek – 1-0 – Plachetka, Jan – G133 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qc1 Bd7 8. Nd1 e5 9. c3 Ne6 10. Ne2 Ne7
1962 Stevenson Memorial 10th – Round 5 – James, Rodney E – 0-1 – Hindle, Owen M – G19 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Qd2 Nf7 9. f4 Nd4 10. Nf3 O-O
1963 Ch (Men) Budapest HUN – Round 1 – Tompa, Janos – 1-0 – Forintos, Gyozo V – G6 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. h3 Rb8 8. Qd2 b5 9. Nge2 b4 10. Nd1 Nd4
1963 WchT U26 10th – Round 8.4 – Augustin, Josef – 1-0 – Primavera, Roberto – G49 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Bd7 7. Qd2 Rb8 8. Nge2 b5 9. h3 b4 10. Nd1 Qb6
1964 WchT U26 11. fin-B – Round 3.3 – Ree, Hans – 0-1 – Nacu, Miron – G14 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. Qc1 Ng4 8. Bd2 O-O 9. h3 Nf6 10. Bh6 Bxh6
1965 EU Ch U20 Niemeyer 3rd – Round 11 – Algera, Symon – 0-1 – Huebner, Robert – G15 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qd2 Qa5 8. f4 e6 9. Nf3 Nxf3+ 10. Bxf3 Ne7
1966 ARMIES-ch3 – Round 7 – Novak, Ervin – 1/2-1/2 – Pribyl, Josef – G15 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Nge2 Nd4 9. Qd2 Nf7 10. Nd1 O-O
1966 It II Beverwijk NED – Round 6 – Smederevac, Petar – 1/2-1/2 – Ree, Hans – G19 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Qd2 Nf7 9. f4 O-O 10. Nf3 Qa5
1966 WchT U26 fin-A 13th – Round 11 – Hankipohja, Antti – 1/2-1/2 – Neukirch, Detlef – G29 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Qd2 Rb8 8. Nge2 Nd4 9. O-O b5 10. Nd1 e6
1966 WchTJ U26 fin-A – Round 8 – Hort, Vlastimil – 1-0 – Neukirch, Detlef – G46 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Bd7 7. Qd2 Rb8 8. a4 a6 9. Nge2 Nd4 10. O-O b5
1967 HUN Ch Budapest HUN – Round 9 – Tompa, Janos – 1/2-1/2 – Szabo, Laszlo – G33 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Nge2 Nd4 9. Qd2 Nf7 10. O-O O-O
1967 IBM I – Round 1 – Ree, Hans – 0-1 – Donner, Jan-Hein – G1 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 f5 7. Qd2 Nf6 8. Bh6 O-O 9. Bxg7 Kxg7 10. f4 e5
1968 Open - Long Beach – Round 4 – Blackstone, John – 0-1 – Henin, Charles – G8 1. g3 g6 2. Bg2 Bg7 3. e4 c5 4. Nc3 Nc6 5. d3 d6 6. Be3 Bd7 7. f4 b5 8. Qd2 b4 9. Nd1 a5 10. Nf3 Qc8
1968 Weimar ch DDR – Round 11 – Thormann, Wolfgang – 0-1 – Liebert, Heinz – G19 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nh6 7. h3 f5 8. Qd2 Nf7 9. Nf3 Nd4 10. Nh4 O-O
1972 Skopje ol (Men) fin-A – Round 8 – Pedersen, Karl – 1-0 – Sax, Gyula – G210 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Nd4 7. Qd2 Nf6 8. h3 O-O 9. Nce2 e5 10. c3 Nc6
Corus 2000 – Round 6 – Short, Nigel D – 1/2-1/2 – Kasparov, Garry – G35 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Be3 Nd4 7. Qd2 Qa5 8. f4 e6 9. Nf3 Ne7 10. O-O Nec6
EU Team Ch Plovdiv 1983 – Round 7 – Ljubojevic, Ljubomir – 1/2-1/2 – Miles, Anthony J – G24 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 b5 7. e5 Qd7 8. Nf3 Nh6 9. exd6 exd6 10. Ne4 Nf5

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