Structure de pions

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

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (3v0), ● d5 (2v1)	● g4 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (2v1)	● e5 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bg5	● Bg5 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

B70e — Sicilian: Dragon, 6.Bg5

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bg5 Bg7 * ○ 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 — 39 % des parties) ; Bb5+ (Fou actif (mobilité 9), Développer f1 — 31 % des parties) ; Bc4 (Fou actif (mobilité 9), Développer f1 — 8 % des parties) ; Be2 (Fou actif (mobilité 8), Développer f1 — 7 % des parties) ; f4 (Attaque à l'aile roi — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bd7 (Fou actif (mobilité 8), Développer c8 — 30 % des parties) ; ...Nc6 (Développer b8 — 30 % des parties) ; ...O-O (Mettre le roi en sécurité, connecter les tours — 25 % des parties) ; ...h6 (Poser la question au Bg5 — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1935 Moskou – Round 12 – Goglidze, Viktor – 1/2-1/2 – Lisitsin, Georgy – G63 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 Be6 9. Be2 Rc8 10. Bh6 O-O
1935 Warsaw POL – Round 1 – Book, Eero – 1/2-1/2 – Petrovs, Vladimirs – G7 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 h6 9. Bh4 Be6 10. Be2 Nd7
1936 Leningrad – Round 6 – Riumin, Nikolai – 1/2-1/2 – Goglidze, Viktor – G15 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 O-O 8. f3 Nc6 9. Nde2 a6 10. Bh6 Bd7
1936 Leningrad Leningrad RUS – Round 11 – Rauzer, Vsevolod – 1/2-1/2 – Ragozin, Viacheslav – G9 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. O-O-O Nxe4 9. Nxe4 Nxd4 10. Nf6+ exf6
1936 URS All-Union YM – Round 2 – Rauzer, Vsevolod – 0-1 – Kan, Ilya A – G3 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. O-O-O O-O 9. Nxc6 bxc6 10. e5 Ne8
1937 BCF Ch 30th – Round 5 – Tylor, Theodore Henry – 0-1 – Rhodes, Herbert Gibson – G15 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nxc6 bxc6 9. Bh6 Bxh6 10. Qxh6 Qb6
1937 Hastings3738 – Round 9 – Keres, Paul Petrovich – 1/2-1/2 – Reshevsky, Samuel – G36 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 O-O 9. Bh6 a5 10. Bxg7 Kxg7
1937 Stockholm SWE – Round 14 – Steiner, Endre – 1/2-1/2 – Golombek, Harry – G65 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 Be6 9. Rd1 O-O 10. Bh6 Na5
1937 Tbilisi ch-URS – Round 1 – Panov, Vasily – 0-1 – Kan, Ilya A – G92 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 O-O 9. O-O-O Be6 10. Kb1 Rc8
1938 Trade Unions – Round 6 – Kopaev, Nikolay A – 1/2-1/2 – Rovner, Dmitry – G53 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 Be6 9. Be2 Rc8 10. O-O O-O
1939 Buenos Aires ol f-A – Round 4 – Poulsen, Christian – 0-1 – Cortlever, Nico – G79 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 O-O 9. O-O-O Re8 10. f3 a6
1939 Buenos Aires ol prel-C – Round 4 – Poulsen, Christian – 1-0 – Asgeirsson, Asmundur – G14 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 g6 6. Bg5 Bg7 7. Qd2 a6 8. f3 Nc6 9. Nb3 O-O 10. O-O-O a5
1940 Copenhagen KS – Round 7 – Norman Hansen, Holger – 0-1 – Cruusberg, Axel – G10 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. f3 Nc6 8. Nb3 Ne5 9. Qd2 h6 10. Be3 Be6
1940 URS-sf – Round ? – Konstantinopolsky, Alexander – 1/2-1/2 – Goldberg, Grigory A – G92 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. O-O-O O-O 9. Bh6 Qb6 10. Bxg7 Kxg7
1940 URS-sf – Round 1 – Stolberg, Mark Moiseevich – 1-0 – Chekhover, Vitaly – G37 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 O-O 8. O-O-O Bd7 9. h4 Nc6 10. Nxc6 Bxc6
1948 Karlovy Vary – Round 5 – Steiner, Laszlo – 1-0 – Golombek, Harry – G59 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Be2 Nc6 8. Nb3 O-O 9. Qd2 Re8 10. O-O Be6
1951 World chJ U20 1st – Round 1.6 – Larsen, Bent – 0-1 – Nyren, Bo – G2 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nxc6 bxc6 9. O-O-O O-O 10. Be2 Rb8
1952 POL-ch10 – Round 20 – Grynfeld, Izaak – 0-1 – Pytlakowski, Andrzej – G146 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 a5 9. Bb5 O-O 10. O-O Be6
1954 Pan American Ch 2nd – Round 10 – Joyeux Steiner, Gael – 0-1 – Bisguier, Arthur B – G24 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 h6 9. Bh4 g5 10. Bg3 Nh5
1955 URS Ch sf Moscow RUS – Round 1 – Tolush, Alexander V – 1/2-1/2 – Cherepkov, Alexander V – G20 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 h6 8. Bh4 Nc6 9. Nb3 Be6 10. Be2 a5
1960 Leipzig olm fin-B – Round 2 – Robatsch, Karl – 1/2-1/2 – Gudmundsson, Arinbjorn – G21 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nb3 Be6 9. f3 O-O 10. Nd5 Bxd5
1960 URU Ch – Round ? – Afonso Martin, Lucas – 1-0 – Bauza, Lorenzo – G17 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 h6 8. Bh4 a6 9. f4 Qc7 10. Bxf6 exf6
1961 URU Ch – Round ? – Afonso Martin, Lucas – 0-1 – Bauza, Lorenzo – G8 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Bb5 Bd7 9. Nxc6 bxc6 10. Ba4 Qa5
1962 Match – Round 10 – Mack Lee, Aizyleen – 1-0 – Karageanes, J. – G25 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Qd2 Nc6 8. Nxc6 bxc6 9. O-O-O Rb8 10. e5 Nd5
World Blitz 2009 – Round 30 – Ivanchuk, Vasyl – 0-1 – Gashimov, Vugar – G310 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bb5+ Nbd7 8. Qe2 O-O 9. O-O-O a6 10. Bxd7 Bxd7
World Blitz 2019 – Round 19.40 – Ponkratov, Pavel – 1-0 – Can, Ecrin Azra – G1290 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bg5 Bg7 7. Bb5+ Nbd7 8. Qe2 a6 9. Bc4 Qa5 10. f4 b5

B70e — Dragon (1935)

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 g6 6.Bg5 Bg7

Les coups candidats

7.Bb5+ — 35.5% (578 parties)

Ambassadeurs : Lakos, Nikoletta (11x), Nemeth, Miklos (9x), Vitolinsh, Alvis (7x), Remete, Eszter (7x), Zhukov, Viktor Andreevich (7x), Nagy, Gabor (6x), Shabalov, Alexander (6x), Schula, Michal (5x)

7.Qd2 — 33.0% (537 parties)

Ambassadeurs : Prange, Dieter (4x), Lefu Martin (3x), Zalys, Ignas (2x), Bauza, Lorenzo (2x), Wall, Bill (2x), Mencinger, Vojko (2x), Krieger, Fabian (2x), Rujevic, Mirko (2x)

7.Bc4 — 9.2% (150 parties)

Ambassadeurs : Nicolas, Theo (4x), Fisher-Kirshner, Micah (4x), Arjun Bringi (2x), Thesing, Michael (2x), Crawford, Gary T (2x), Johansson, Robin 1991 (2x), Stanek, Karel (2x), Dent, L J. (1x)

7.Be2 — 9.0% (147 parties)

Ambassadeurs : Alvarez Morales, Dayana Giselle (4x), Jap Tjoen San, Linda (2x), Lahtinen, Markku (2x), Badestein, Hartmut, Prof. Dr. (2x), Weiss, Gabriel (1x), Munoz Tamayo, Cesar Froilan (1x), Breeze, J C. (1x), Collins, Richard (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.Bb5+	7.Qd2	7.Bc4	7.Be2
<1800	216	20%	39%	13%	10%
1800-2200	624	37%	37%	6%	10%
2200-2600	294	68%	18%	2%	7%
2600+	4	75%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.Bb5+	7.Qd2	7.Bc4	7.Be2
1950s	14	14%	79%	—	—
1960s	19	—	74%	5%	11%
1970s	24	21%	25%	4%	17%
1980s	88	36%	40%	2%	10%
1990s	425	34%	29%	13%	8%
2000s	563	31%	36%	11%	10%
2010s	433	47%	29%	5%	9%
2020s	60	32%	30%	13%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.Bb5+	47%	32%	▼ -15.0%
7.Qd2	29%	30%	▲ +0.9%
7.Bc4	5%	13%	▲ +8.7%
7.Be2	9%	8%	-0.4%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie

Parties historiques

7.Bb5+ — 35.5% (578 parties)

1954 — Shamkovich, Leonid vs Lisitsin, Georgy — 0-1 — Ch URS Kiev UKR
1957 — Baranov, Boris vs Smilga, Ivars — 1-0 — Moscow RUS
1972 — Rotter, Luca vs Levine, Seth — 0-1 — ?
1976 — Vitolinsh, Alvis vs Shur, Mikhail — 1-0 — Riga LAT
1976 — Nogueiras Santiago, Jesus vs Triana, Justo Antonio — 1-0 — Cienfuegos City CUB

7.Qd2 — 33.0% (537 parties)

1951 — Chemes, Luis vs Piro, Valerio — 0-1 — Buenos Aires ARG
1951 — Larsen, Bent vs Nyren, Bo — 0-1 — Birmingham/Coventry
1952 — Alphin Peter Sanjose vs Lacy-Hulbert, Arthur Percival — 0-1 — Chester
1952 — Grynfeld, Izaak vs Pytlakowski, Andrzej — 0-1 — Katowice POL
1954 — Byvshev, Vasily vs Khenkin, A. — 1-0 — Riga LAT

7.Bc4 — 9.2% (150 parties)

1960 — Dent, L J. vs Collins, Richard — 1-0 — ?
1975 — Sanchez Cortes, J. vs Munoz Moreno, Francisco Javier — 1-0 — Benidorm
1988 — Walter, Helge vs Timulis, Francis — 0-1 — Landes-Einzelmeister
1989 — Samos Hernandez, Abraham vs Vila Dupla, Aurelio — 0-1 — Valladolid
1991 — Koeller, Oliver vs Gustavsson, Cyrill — 1-0 — Baunatal GER

7.Be2 — 9.0% (147 parties)

1960 — Weiss, Gabriel vs Munoz Tamayo, Cesar Froilan — 1/2-1/2 — Leipzig GER
1961 — Breeze, J C. vs Collins, Richard — 1/2-1/2 — ?
1972 — Scott, Jamie vs Ensey, Chuck — 0-1 — Berkeley
1974 — Sin Kuen vs Delgado, Simon — 1/2-1/2 — Nice olm fin-D
1975 — Lindoerfer, Klaus vs Schulz, Juergen — 1-0 — Coburg

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