Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→f3, f3→e4	● b7→a6, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● d5 (2v1)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● d5 (2v1), ● e4 (2v1)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Be3	● Be3 Actif (mob. 7)
Bg7		● Bg7 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● 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	mobile
Ruptures	● e4-e5	● …d6-d5

B75b — Sicilian: Dragon, Yugoslav, 7…a6

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 a6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Qd2 (Prépare O-O-O — 75 % des parties) ; Bc4 (Fou actif (mobilité 9), Développer f1 — 20 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...O-O (Mettre le roi en sécurité, connecter les tours — 28 % des parties) ; ...Nc6 (Développer b8 — 20 % des parties) ; ...Nbd7 (Développer b8 — 18 % des parties) ; ...b5 (Expansion aile dame — 17 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
19. European Teams 2013 – Round 8.4 – Areshchenko, Alexander – 0-1 – Jobava, Baadur – G290 1. e4 c5 2. Nf3 d6 3. d4 Nf6 4. Nc3 cxd4 5. Nxd4 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 h5 9. Bc4 Nbd7 10. O-O-O b5
1947 Leningrad ch-URS – Round 5 – Boleslavsky, Isaac – 1-0 – Ufimtsev, Anatoly – G67 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 a6 8. Qd2 b5 9. a4 bxa4 10. Nxa4 O-O
1947 Warsaw – Round 5 – Sliwa, Bogdan – 1-0 – Gadalinski, Jan – G26 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 a6 8. a4 Nc6 9. Qd2 Bd7 10. Be2 Rc8
1955 DDR Ch U18 – Round 10 – Zinn, Lothar – 1/2-1/2 – Kallas, Hans Joachim – G17 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 g6 7. Be3 Bg7 8. Qd2 Nc6 9. Nb3 Be6 10. g4 Qc7
1957 Southend Premier – Round 1 – Wade, Robert G – 1-0 – Wood, Baruch – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 b5 9. a4 bxa4 10. Rxa4 O-O
1958 DDR-BUL m – Round 3.6 – Pietzsch, Wolfgang – 0-1 – Popov, Luben – G13 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Qc7 9. Bh6 Bxh6 10. Qxh6 Nbd7
1958 Munich olm fin-B – Round 8.2 – Andersen, Borge – 1-0 – Enevoldsen, Jens – G81 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. O-O-O b5 10. g4 Ne5
1958 Munich olm fin-C – Round 11 – Angos, Alexander – 1-0 – Primavera, Giuseppe – G33 1. e4 c5 2. Nf3 a6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f3 g6 7. Be3 Bg7 8. Qd2 Nc6 9. Bc4 O-O 10. g4 Qc7
1958 Skittles – Round ? – Blackstone, John – 0-1 – Mueller, E.H. – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 a6 8. Bc4 O-O 9. Qd2 b5 10. Bb3 e6
1959 ch – Round 14 – Dreszer, Jerzy – 1-0 – Gawlikowski, Stanislaw – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 b5 9. Bb3 Bb7 10. Qd2 Nc6
1960 Aalborg – Round 1 – Nielsen, Hartvig – 0-1 – Enevoldsen, Jens – G16 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. Bc4 Qc7 10. Bb3 Nc5
1960 URS Ch sf – Round 4 – Tolush, Alexander V – 1-0 – Barenboim, Grigory – G30 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 O-O 9. Qd2 Nc6 10. O-O-O Na5
1961 Hastings6162 – Round 2 – Littlewood, John E – 0-1 – Botvinnik, Mikhail – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 b5 9. Bb3 Bb7 10. Qd2 Nbd7
1961 Moskou – Round 1 – Geller, Efim P – 0-1 – Furman, Slavomir – G71 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. O-O-O b5 10. h4 h5
1961 Oberhausen etc – Round 2 – Milic, Bozidar – 1/2-1/2 – Taimanov, Mark E – G69 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 Nbd7 9. Bb3 Nc5 10. Qd2 Bd7
1961 Oberhausen etc – Round 6 – Fichtl, Jiri – 1-0 – Honfi, K. – G159 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. O-O-O Nc5 10. g4 O-O
1962 Kislovodsk – Round ? – Korelov, Alexander P – 1/2-1/2 – Osnos, Viatcheslav – G14 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. Be2 b5 10. a4 b4
1962 Lasker Memorial Berlin-Ost – Round 1 – Fichtl, Jiri – 1-0 – Enevoldsen, Jens – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. g4 Nc5 10. O-O-O b6
1962 WT/M/945 – Round ? – Tiemann, Christoph – 1-0 – Schwind, Clara – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 b5 9. Bb3 Bb7 10. Qd2 h5
1963 AUS Ch – Round 12 – Lilly, Richard – 0-1 – Koshnitsky, Gregory – G18 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Be3 Nf6 5. Nc3 cxd4 6. Nxd4 d6 7. f3 a6 8. Qd2 Nc6 9. O-O-O h6 10. Kb1 Bd7
1963 URS Ch sf – Round ? – Lebedev, Boris – 0-1 – Osnos, Viatcheslav – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. O-O-O b5 10. Bh6 Bxh6
1963 URS Team Ch – Round 1 – Krutikhin, Yury Petrovich – 1/2-1/2 – Botvinnik, Mikhail – G12 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 a6 8. Bc4 b5 9. Bb3 Bb7 10. Qd2 Nbd7
1963 WchT U26 10th – Round 6.2 – Jansa, Vlastimil – 1/2-1/2 – Weinstein, Raymond – G39 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 h5 9. Bc4 b5 10. Bb3 Bb7
1964 Buenos Aires – Round 2 – Rubinetti, Jorge – 1-0 – Schweber, Samuel – G22 1. e4 c5 2. Nf3 a6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 g6 6. Be3 Nf6 7. f3 Bg7 8. Bc4 O-O 9. Qd2 Nc6 10. Bb3 Na5
1964 Corr – Round 1 – Waltes – 0-1 – Reinhardt, Enrique – G5 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. a4 b6 10. Be2 Bb7
1964 WchT U26 11. fin-B – Round 5.1 – Gheorghiu, Florin – 1-0 – Kittel, Pierre – G19 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 Bd7 9. Qd2 O-O 10. h4 Nc6
1965 Hungary – Round 1 – Honfi, K. – 1-0 – Bilek, Istvan – G76 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Bc4 b5 9. Bb3 Bb7 10. Qd2 h5
1966 La Habana olm fin-C – Round 6 – Balinas, Rosendo Carrean – 0-1 – Zichichi, Alvise – G35 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 b5 9. Bh6 Bxh6 10. Qxh6 Bb7
1967 Sousse Interzonal – Round 15 – Matanovic, Aleksandar – 1/2-1/2 – Stein, Leonid – G139 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 b5 9. Bh6 Bxh6 10. Qxh6 b4
40. Olympiad Open 2012 – Round 4.45 – Smeets, Jan – 1-0 – Alahakoon, Isuru – G273 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 Nbd7 9. g4 b5 10. h4 h5
41. Olympiad Open 2014 – Round 8.41 – Bologan, Victor – 1-0 – Puntier Andujar, William Staling – G584 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. g4 Nbd7 9. a4 b6 10. h4 Bb7
5. Norway Blitz 2017 – Round 5.3 – Kramnik, Vladimir – 1/2-1/2 – Nakamura, Hikaru – G23 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 b5 9. a4 b4 10. Nd5 Nxd5

B75b — Dragon, Yugoslav (1947)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Be3 Bg7 7.f3 a6

Les coups candidats

8.Qd2 — 84.0% (2408 parties)

Ambassadeurs : Ilyin, Igor (17x), Shanava, Konstantine (15x), Losev, Dmitry (12x), Hryniw, Michael (12x), Sutton, Alan B (11x), Chiku-Ratte, Olivier-Kenta (11x), Wurschner, Miroslav (10x), Cebalo, Miso (10x)

8.Bc4 — 11.8% (337 parties)

Ambassadeurs : Botvinnik, Mikhail (4x), Shanava, Konstantine (4x), Bak, Istvan (3x), Peleikis, Horst (3x), Volodin, Aleksandr (3x), Stamenkovic, Dr (3x), Kouskoutis, Georgios-Alexandros (3x), Rapaka Samuel Paul (2x)

8.g4 — 2.0% (57 parties)

Ambassadeurs : Eberth, Zoltan Bela (2x), Toth, Tamas (2x), Lagarde, Maxime (2x), Anishka Vikram (2x), De Coverly, Roger D (1x), Hyde, Kevin (1x), Weissmann, Peter (1x), Graf Reinhold (1x)

8.a4 — 1.0% (30 parties)

Ambassadeurs : Moreira, Beresford (1x), Stenzel, Erbo (1x), Hudson, John A (1x), Collins, John W (1x), Pinheiro, Luiz Claudio (1x), Arruda, Jayme (1x), Wroblewski, Piotr (1x), Wurschner, Miroslav (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Qd2	8.Bc4	8.g4	8.a4
<1800	287	84%	10%	2%	1%
1800-2200	1269	85%	12%	1%	1%
2200-2600	855	85%	10%	3%	1%
2600+	20	95%	5%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Qd2	8.Bc4	8.g4	8.a4
1950s	20	80%	15%	—	5%
1960s	52	58%	40%	—	2%
1970s	24	67%	29%	4%	—
1980s	30	77%	17%	—	—
1990s	187	77%	17%	3%	1%
2000s	887	83%	12%	2%	2%
2010s	1280	88%	10%	2%	0%
2020s	388	84%	11%	3%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Qd2	88%	84%	▼ -4.1%
8.Bc4	10%	11%	▲ +1.0%
8.g4	2%	3%	▲ +1.0%
8.a4	0%	2%	▲ +1.7%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 5 parties
Kramnik, Vladimir — 1 partie

Parties historiques

8.Qd2 — 84.0% (2408 parties)

1950 — Atze, Burkhard vs Kauder, Hartmut — 1-0 — Soemmerda GER
1955 — Andor, Theodore vs Delachaux Jacques — 0-1 — Paris FRA
1955 — Vasiukov, Evgeni vs Perrot, Henri — 1-0 — Lyon FRA
1955 — Zinn, Lothar vs Kallas, Hans Joachim — 1/2-1/2 — Schkopau
1955 — Meyer, Achile vs Karson, Adem — 0-1 — Hollywood, CA

8.Bc4 — 11.8% (337 parties)

1956 — Bisguier, Arthur B vs Rapaka Samuel Paul — 0-1 — New York, NY USA
1958 — Blackstone, John vs Mueller, E.H. — 0-1 — San Jose, CA USA
1959 — Dreszer, Jerzy vs Gawlikowski, Stanislaw — 1-0 — Lodz ch
1960 — Chipev, Teodor vs Fraidakis, Pantelis — 1-0 — Sofia ch BUL
1960 — Alexander Tadala vs Barenboim, Grigory — 1-0 — Vilnius LTU

8.g4 — 2.0% (57 parties)

1979 — De Coverly, Roger D vs Hyde, Kevin — 1-0 — BFP KO
1995 — Eberth, Zoltan Bela vs Toth, Tamas — 0-1 — Sarospatak
1995 — Toth, Tamas vs Eberth, Zoltan Bela — 0-1 — Sarospatak
1995 — Virnik, Elena vs Moser, Eva — 0-1 — Brazil Wch U16 girls
1995 — Lambert, Andreas vs Lotz, Ralf — 1-0 — Darmstadt

8.a4 — 1.0% (30 parties)

1957 — Hudson, John A vs Collins, John W — 0-1 — Cleveland, OH USA
1962 — Moreira, Beresford vs Stenzel, Erbo — 1-0 — Campinas
1990 — Pinheiro, Luiz Claudio vs Arruda, Jayme — 1/2-1/2 — Brazil
2000 — Klups, Christoph vs Friedmann, Rafael — 0-1 — Essen op Julian Borowski
2000 — De Hoop, Thomas vs Van Woerden, Michiel — 1-0 — Hengelo NED

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