Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→e6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (3v0)	—
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (3v2)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bc4	● Bc4 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	5 (● b8, ● c8, ● f8, ● 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	mobile
Ruptures	● e4-e5	● …d6-d5

B86a — Sicilian: Sozin-Scheveningen

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Bb3 (42 % des parties) ; Be3 (Fou actif (mobilité 5), Développer c1 — 21 % des parties) ; O-O (Mettre le roi en sécurité, connecter les tours — 21 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...a6 (Préparer expansion aile dame — 44 % des parties) ; ...Be7 (Développer f8 — 42 % des parties) ; ...Nc6 (Développer b8 — 11 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1953 Bucharest – Round 15 – Ciocaltea, Victor – 1/2-1/2 – Filip, Marius Liviu – G146 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O Nc6 8. Be3 O-O 9. Bb3 Na5 10. f4 Nxb3
1954 CSR Ch – Round 5 – Fichtl, Jiri – 1-0 – Urbanec, Karel – G39 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. O-O a6 8. Bb3 Nc6 9. Kh1 Na5 10. f4 Qc7
1955 Erfurt – Round 10 – Padevsky, Nikola – 0-1 – Bhaskar Jyoti Koch – G63 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O a6 8. a3 Qc7 9. Ba2 O-O 10. Be3 Nc6
1956 CSR Ch – Round 15 – Opocensky, Karel – 1-0 – Ujtelky, Maximilian – G135 1. d4 c5 2. e4 e6 3. Nf3 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Na5 10. f4 a6
1958 Munich olm prel – Round 2 – Vitkovsky, S. – 1/2-1/2 – Clarke, Paul R H – G18 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Na6 9. f4 Nc5 10. Qf3 d5
1959 CSR Ch – Round 15 – Augustin, Josef – 0-1 – Alster, Ladislav – G120 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Nxd4 10. Bxd4 b5
1960 Buenos Aires ch-ARG – Round 15 – Schweber, Samuel – 1/2-1/2 – Goldenberg, Edgardo – G108 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 O-O 8. Be3 a6 9. f3 b5 10. a3 Bd7
1960 Ljubljana – Round 7 – ? – 1/2-1/2 – Puc, Stojan – G58 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Na5 10. f4 d5
1960 Sarajevo – Round 5 – Bogdanovic, Radivoje – 0-1 – Udovcic, Mijo – G34 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 O-O 8. O-O Na6 9. f4 Nc5 10. Qf3 Bd7
1960 URS Ch sf – Round 1 – Gufeld, Eduard – 1/2-1/2 – Gipslis, Aivars – G6 1. e4 c5 2. Nf3 Nf6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 a6 9. f4 b5 10. a3 Bb7
1961 Belgrade-Sofia m – Round 1 – Padevsky, Nikola – 1/2-1/2 – Djurasevic, Bozidar – G4 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Nxd4 10. Bxd4 b6
1962 Erevan ch-URS – Round 1 – Novopashin, Arkady – 0-1 – Tal, Mikhail – G71 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 O-O 8. f4 Na6 9. Qf3 Nc5 10. Be3 d5
1962 URS-ch30 sf – Round 7 – Mosionzhik, Ilya – 0-1 – Kots, Yuri I – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 O-O 8. O-O Nc6 9. Be3 Bd7 10. f4 Nxd4
1963 FRG Ch 07th – Round 14 – Hecht, Hans-Joachim – 0-1 – Mohrlok, Dieter – G27 1. e4 c5 2. Ne2 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Be3 O-O 8. Bb3 Na6 9. f4 Nc5 10. Qf3 e5
1964 CSR Ch – Round 14 – Kupka, Slavoj – 1/2-1/2 – Alster, Ladislav – G105 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Nxd4 10. Bxd4 b5
1964 Tel Aviv olm fin-A – Round 5 – Bialas, Wolfram – 1/2-1/2 – Spassky, Boris Vasily – G106 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Bd7 10. Qe2 Nxd4
1965 Aalborg – Round 1 – Hvenekilde, Jorgen – 1/2-1/2 – Jakobsen, Ole – G36 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Be3 O-O 8. Bb3 Nc6 9. Qe2 a6 10. O-O-O Qc7
1966 La Habana olm fin-A – Round 2 – Liebert, Heinz – 0-1 – Garcia Rodriguez, Raimundo – G31 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 O-O 8. O-O Nc6 9. Be3 Nxd4 10. Bxd4 b5
1966 Oberhausen ol women – Round 10 – Gresser, Gisela Kahn – 0-1 – Gaprindashvili, Nona – G53 1. e4 e6 2. d4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. O-O O-O 8. Bb3 Nc6 9. Be3 Bd7 10. f4 Nxd4
1967 Moscow – Round 1 – Zaitsev, Aleksandr – 1-0 – Sofrevski, Jovan – G98 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Be3 O-O 8. Qe2 a6 9. O-O-O b5 10. Bb3 Qc7
1968 Lasker Memorial – Round 1 – Barczay, Laszlo – 1/2-1/2 – Espig, Lutz – G30 1. Nf3 c5 2. e4 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 O-O 8. Be3 Nc6 9. Qe2 Qc7 10. O-O-O a6
1969 Cacak – Round 1 – Honfi, K. – 1-0 – Ciric, Dragoljub M – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Bc4 Be7 7. Bb3 O-O 8. O-O Na6 9. f4 Nc5 10. Qf3 a6
1971 Hoogovens – Round 14 – Huebner, Robert – 1/2-1/2 – Ree, Hans – G138 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Be3 O-O 8. Bb3 Na6 9. f4 Nc5 10. Qf3 a6
1972 Skopje ol (Men) fin-A – Round 8 – Bednarski, Jacek – 0-1 – Malich, Burkhard, Dr. – G270 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 O-O 8. f4 Na6 9. Qf3 Nc5 10. Be3 a6
World Blitz 2016 – Round 16.18 – Khusnutdinov, Rafael – 0-1 – Aronian, Levon – G632 1. Nc3 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. e4 e6 6. Bc4 Be7 7. g4 h6 8. Be3 a6 9. Bb3 b5 10. f3 b4
World Cup 1989 – Round 1 – Sokolov, Andrei – 1/2-1/2 – Sax, Gyula – G48 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 Be7 7. Bb3 O-O 8. Be3 Na6 9. Qf3 Nc5 10. g4 d5

B86a — Sozin-Scheveningen (1953)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Bc4

Les coups candidats

6…a6 — 43.6% (2186 parties) →

Ambassadeurs : Mozny, Milos (12x), Mirumian, Vigen (9x), Velimirovic, Dragoljub (7x), Stevanec, Lea (7x), Eising, Johannes (7x), Erenska-Barlo, Hanna (6x), Vavra, Pavel (6x), Oral, Tomas (6x)

6…Be7 — 42.5% (2129 parties)

Ambassadeurs : Istratescu, Andrei (18x), Suba, Mihai (14x), Pedzich, Dominik (9x), Sakaev, Konstantin (7x), Boensch, Uwe (7x), Borkowski, Franciszek (7x), Cebalo, Miso (6x), Volke, Karsten (6x)

6…Nc6 — 11.4% (572 parties) →

Ambassadeurs : Fakhry, George Samuy (4x), Baumgartner, Ulrich (4x), Eberth, Zoltan Bela (4x), Stocek, Jiri (4x), Velimirovic, Dragoljub (3x), Cebalo, Miso (3x), Eifler, Tim (3x), Goormachtigh, Johan (3x)

6…Qc7 — 1.1% (57 parties)

Ambassadeurs : Schulz, Waldemar (5x), Radzikowska, Krystyna (1x), Nedeljkovic Jovanovic, Verica (1x), Pundy, Joseph (1x), Epstein, Robert (1x), Du Preez, Alet (1x), Golombek, Harry (1x), Ekstroem, Roland (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…a6	6…Be7	6…Nc6	6…Qc7
<1800	340	46%	40%	11%	1%
1800-2200	1860	49%	38%	11%	2%
2200-2600	1700	37%	52%	9%	0%
2600+	14	21%	64%	14%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…a6	6…Be7	6…Nc6	6…Qc7
1950s	19	37%	58%	5%	—
1960s	107	46%	36%	12%	5%
1970s	266	40%	43%	14%	2%
1980s	476	39%	45%	14%	0%
1990s	1580	42%	43%	13%	1%
2000s	1479	45%	41%	11%	2%
2010s	935	46%	44%	8%	1%
2020s	153	50%	40%	7%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…a6	46%	50%	▲ +4.7%
6…Be7	44%	40%	▼ -4.5%
6…Nc6	8%	7%	▼ -0.6%
6…Qc7	1%	1%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie

Parties historiques

6…a6 — 43.6% (2186 parties)

1951 — Otto, Arnold vs Zirngibl, Albert — 1/2-1/2 — Schwerin GER
1955 — Nei, Iivo vs Chukaev, Egor — 1-0 — Voroshilovgrad
1956 — Sefc, Jan vs Ujtelky, Maximilián Samuel Rudolf — 1-0 — Marianske Lazne
1957 — Bogdanovic, Rajko vs Udovcic, Mijo — 1-0 — Sombor
1959 — Rubtsova, Olga vs Keller-Hermann, Edith — 0-1 — Plovdiv BUL

6…Be7 — 42.5% (2129 parties)

1953 — Ciocaltea, Victor vs Filip, Miroslav — 1/2-1/2 — Bucharest ROU
1954 — Fichtl, Jiri vs Urbanec, Karel — 1-0 — Prague CZE
1955 — Padevsky, Nikola vs Koch, Berthold — 0-1 — Erfurt GER
1956 — Opocensky, Karel vs Ujtelky, Maximilián Samuel Rudolf — 1-0 — Podebrady CZE
1958 — Seifert, Bedrich vs Altschul, Milos — 0-1 — Zlin CZE

6…Nc6 — 11.4% (572 parties)

1957 — Stulik, Vlastimil vs Dolezal, Jiri — 1-0 — Prague CZE
1960 — Barden, Leonard vs Hadi, Adrian — 1-0 — Leicester
1960 — Bogdanovic, Rajko vs Puc, Stojan — 1-0 — Sarajevo BIH
1961 — Gross, Henry vs Harrow, Martin — 0-1 — ?
1962 — McCormick, Edgar T vs Harrow, Martin — 0-1 — San Antonio, TX USA

6…Qc7 — 1.1% (57 parties)

1962 — Du Preez, Alet vs Golombek, Harry — 0-1 — Pretoria,S.Africa
1962 — Ajanski, Jordan S vs Kolarov, Atanas Stefanov — 1/2-1/2 — Sofia BUL
1963 — Radzikowska, Krystyna vs Nedeljkovic Jovanovic, Verica — 0-1 — Split CRO
1967 — Pundy, Joseph vs Epstein, Robert — 1-0 — Atlanta
1968 — Ekstroem, Roland vs Shmaus — 1-0 — ?

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