Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● c6→d5, b7→c6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 5)
Bg4		● Bg4 Actif (mob. 7)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	5 (● b8, ● g8, ● 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	tension
Ruptures	—	● …f7-f5

B11a — Caro-Kann: Two Knights, 3…Bg4

1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 * ○ Trait aux Blancs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. h3 (Empêcher ...Bg4 — 91 % des parties) ; d4 (Occuper le centre — 4 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bxf3 (Fou actif (mobilité 6) — 73 % des parties) ; ...Bh5 (18 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1935 Luhacovice CZE – Round ? – Foltys, Jan – 0-1 – Opocensky, Karel – G13 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Bd3 Nf6 6. Bg5 dxe4 7. Bxf6 exf3 8. gxf3 Bxf3 9. Bxd8 Bxd1 10. Rxd1 Kxd8
1945 Novi Sad – Round 1 – Marić, Rudolf – 1-0 – Popovych, Orest – G28 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 dxe4 5. Nxe4 Bxf3 6. Qxf3 Qxd4 7. Be3 Qxb2 8. Bc4 Nf6 9. O-O Qxc2 10. Qf5 Kd8
1946 Augsburg 1st – Round 6 – Krumins, Arvis – 0-1 – Endzelins, Lucius – G11 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Be2 Nf6 6. Bg5 Be7 7. e5 Nfd7 8. Bxe7 Qxe7 9. Nd2 Bxe2 10. Qxe2 a6
1948 CSR Ch Bratislava SVK – Round 7 – Sefc, Jan – 0-1 – Zita, Frantisek – G11 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Bd3 Nf6 6. exd5 cxd5 7. h3 Bh5 8. Bf4 Nc6 9. g4 Bg6 10. Ne2 Bd6
1950 Birmingham U20 International – Round 1 – Barda, Yngvar – 0-1 – Olafsson, Fridrik – G1 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. exd5 cxd5 5. Bb5+ Nc6 6. O-O e6 7. d4 Bd6 8. Re1 Ne7 9. Be2 O-O 10. h3 Bh5
1950 DDR Ch – Round 3 – Pietzsch, Wolfgang – 0-1 – Herrmann, Ludwig – G7 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. exd5 cxd5 5. h3 Bxf3 6. Qxf3 e6 7. d4 Nc6 8. Bb5 Nf6 9. O-O Be7 10. Ne2 O-O
1950 Hungary – Round 1 – Sebestyen, Balazs – 1-0 – Füster, Géza – G60 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. Be2 e6 5. O-O Nf6 6. h3 Bxf3 7. Bxf3 Be7 8. d4 O-O 9. Bf4 Qb6 10. e5 Nfd7
1950 Utrecht tt NED-YUG – Round 2.8 – Matanovic, Aleksandar – 1/2-1/2 – Henneberke, Frans – G15 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. exd5 cxd5 5. h3 Bxf3 6. Qxf3 Nf6 7. Bb5+ Nc6 8. O-O e6 9. Ne2 Qa5 10. Qb3 Qb4
1952 Helsinki olm – Round 1 – Enevoldsen, Jens – 1-0 – Golombek, Harry – G217 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 dxe4 5. Nxe4 Nd7 6. h3 Bh5 7. Ng3 Bg6 8. Nh4 e6 9. Nxg6 hxg6 10. Ne4 Ngf6
1954 URS Team Ch – Round 5 – Krutyanski, Anatoli A – 1/2-1/2 – Goldberg, Grigory A – G84 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Bd3 Nf6 6. O-O Be7 7. Re1 dxe4 8. Nxe4 Nxe4 9. Bxe4 Nd7 10. c3 Qc7
1955 Gothenburg Interzonal – Round 3 – Spassky, Boris Vasily – 1/2-1/2 – Petrosian, Tigran V – G27 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Bd3 Nf6 6. h3 Bh5 7. O-O dxe4 8. Nxe4 Nxe4 9. Bxe4 Nd7 10. Be3 Bd6
1956 ITA-ch18 Rovigo – Round 5 – Zichichi, Alvise – 1/2-1/2 – Colasuonno, Michele – G16 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Bd3 Nf6 6. e5 Nfd7 7. Ne2 Bh5 8. Ng3 Bg6 9. Bf4 c5 10. O-O Nc6
1958 HUN Ch Budapest HUN – Round 11 – Haag, Ervin – 1-0 – Filep, Tibor – G57 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. d4 Nf6 5. Bd3 e6 6. O-O Bb4 7. e5 Nfd7 8. Ne2 f6 9. c3 Ba5 10. exf6 Qxf6
1959 Argentina – Round 8 – Piazzini, Luis – 1-0 – Fenoglio, Virgilio – G43 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. Be2 Nf6 6. e5 Nfd7 7. O-O c5 8. Bg5 Be7 9. Bxe7 Qxe7 10. Nb5 Nb6
1959 Madrid – Round 3 – Rellstab, Ludwig – 1/2-1/2 – Golombek, Harry – G16 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. exd5 cxd5 5. h3 Bxf3 6. Qxf3 Nf6 7. d4 e6 8. Bd3 Nc6 9. Be3 Bd6 10. O-O O-O
1963 POL Ch 20th – Round 4 – Bednarski, Jacek B – 1/2-1/2 – Plater, Kazimierz – G25 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. Be2 e6 5. O-O Nf6 6. h3 Bh5 7. d3 Be7 8. Bf4 O-O 9. Nd2 Bxe2 10. Qxe2 Qb6
1963 Telnice/Usti – Round ? – Eretova, Kveta – 0-1 – Augustin, Josef – G21 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. exd5 cxd5 5. d4 Nc6 6. Be2 e6 7. Bf4 Bxf3 8. Bxf3 Bd6 9. Bxd6 Qxd6 10. O-O Nge7
1964 POL-ch21 Warsaw POL – Round 9 – Nowacki Montoya, Andree Daniel – 0-1 – Kostro, Jerzy – G22 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 Nf6 5. e5 Nfd7 6. h3 Bxf3 7. Qxf3 e6 8. Qg3 c5 9. dxc5 Nc6 10. Bb5 Qc7
FIDE World Rapid 2014 – Round 10.19 – Vallejo Pons, Francisco – 1-0 – Lenic, Luka – G217 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. h3 Bh5 6. g4 Bg6 7. exd5 exd5 8. Qe2+ Qe7 9. Be3 Nd7 10. h4 h5
GCT Blitz Paris 2017 – Round 9.4 – Bacrot, Etienne – 1/2-1/2 – Topalov, Veselin – G44 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. d4 e6 5. Bd3 Nf6 6. e5 Nfd7 7. h3 Bxf3 8. Qxf3 c5 9. dxc5 Nc6 10. Qg3 Ncxe5
Lindores Abbey Tal Memorial 2021 – Round 4.24 – Kosteniuk, Alexandra – 0-1 – Adly, Ahmed – G183 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. Be2 e6 5. h3 Bh5 6. d4 Nf6 7. e5 Nfd7 8. g4 Bg6 9. h4 h6 10. h5 Bh7
Qatar Masters Open 2015 – Round 5.7 – Bologan, Victor – 1/2-1/2 – Wojtaszek, Radoslaw – G190 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 e6 5. h3 Bh5 6. d4 Nd7 7. Bf4 dxe4 8. Nxe4 Ndf6 9. Ng3 Bxf3 10. Bxf3 Bd6
World Blitz 2015 – Round 10.32 – Munoz, Miguel – 1/2-1/2 – Dreev, Aleksey – G617 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. Be2 e6 5. O-O Nf6 6. e5 Nfd7 7. d4 Be7 8. Ne1 Bxe2 9. Nxe2 c5 10. c3 Nc6
World Blitz 2015 – Round 15.24 – Vallejo Pons, Francisco – 1/2-1/2 – Fedoseev, Vladimir – G925 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. d4 e6 5. h3 Bh5 6. g4 Bg6 7. exd5 exd5 8. Qe2+ Be7 9. h4 Nf6 10. h5 Be4
World Blitz 2019 – Round 12.73 – Bologan, Victor – 1-0 – Deviatkin, Andrei – G845 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. Be2 e6 5. h3 Bh5 6. d4 dxe4 7. Nxe4 Nd7 8. Bf4 Ndf6 9. Ng3 Bxf3 10. Bxf3 Bd6
World Blitz 2023 – Round 20.45 – Paravyan, David – 0-1 – Bharath Subramaniyam H – G1154 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4. d4 e6 5. h3 Bh5 6. exd5 cxd5 7. g4 Bg6 8. h4 Nc6 9. Bb5 Rc8 10. h5 Be4
World Blitz 2023 – Round 4.20 – Rapport, Richard – 1-0 – Ruck, Robert – G213 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. Be2 dxe4 5. Nxe4 Nd7 6. O-O Ngf6 7. Ng3 e6 8. d4 Be7 9. h3 Bxf3 10. Bxf3 O-O

B11a — Two Knights Attack, Mindeno Variation (1935)

1.e4 c6 2.Nc3 d5 3.Nf3 Bg4

Les coups candidats

4.h3 — 84.7% (12979 parties) →

Ambassadeurs : Klovans, Janis (22x), Lu, Shanglei (20x), Pomar Salamanca, Arturo (19x), Meduna, Eduard (18x), Dreev, Aleksey (18x), ? (18x), Fischer, Robert J (16x), Azarov, Sergei (15x)

4.Be2 — 6.3% (966 parties)

Ambassadeurs : Munoz, Miguel (37x), Kosteniuk, Alexandra (13x), Barbu, George-Viorel (11x), Munoz Pantoja, Miguel Angel (9x), Kotan, Ladislav (8x), Simonsen, Olavur (7x), Zaitsev, Igor A (6x), Werner, Clemens (6x)

4.d4 — 5.2% (795 parties)

Ambassadeurs : Venevtsev, Andrey (6x), Vallejo Pons, Francisco (6x), Lugo, Blas (5x), Arribas Lopez, Angel (5x), Westerinen, Heikki M.J. (4x), Kochavi, Dana (4x), Planinec, Albin (3x), Long, Peter (3x)

4.exd5 — 3.2% (487 parties)

Ambassadeurs : Schoenbach, Patrick (4x), Csikos, Mihaly (4x), Potzschmann, R (3x), Ibrahim, Anthony (3x), Nagyajtai, Gabor (3x), Lesiege, Alexandre (2x), Klein, Manfred (2x), Tletseri, Marziet (2x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	4.h3	4.Be2	4.d4	4.exd5
<1800	1019	74%	11%	7%	7%
1800-2200	5988	83%	6%	6%	4%
2200-2600	6195	90%	5%	4%	1%
2600+	402	91%	4%	4%	—

Évolution par décennie (% des parties)

Décennie	N parties	4.h3	4.Be2	4.d4	4.exd5
1950s	197	91%	1%	5%	4%
1960s	308	94%	1%	5%	1%
1970s	266	90%	5%	1%	3%
1980s	351	88%	4%	5%	2%
1990s	1723	85%	6%	5%	4%
2000s	3017	83%	7%	4%	5%
2010s	5727	84%	6%	6%	3%
2020s	3726	85%	7%	5%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
4.h3	84%	85%	▲ +1.1%
4.Be2	6%	7%	▲ +1.8%
4.d4	6%	5%	▼ -1.4%
4.exd5	3%	2%	▼ -1.3%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 10 parties
Anand, Viswanathan — 10 parties
Gukesh D — 6 parties
Tal, Mikhail — 5 parties
Carlsen, Magnus — 5 parties
Botvinnik, Mikhail — 4 parties
Hou, Yifan — 4 parties
Ding, Liren — 3 parties
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

4.h3 — 84.7% (12979 parties)

1950 — Aronin, Lev vs Flohr, Salo — 1-0 — Moscow RUS
1950 — Bolbochan, Julio vs Bosch van Rosenthal, Edzard — 1/2-1/2 — Dubrovnik CRO
1950 — Boleslavsky, Isaac vs Flohr, Salo — 1-0 — Moskou ch-URS
1950 — Averbakh, Yuri L vs Flohr, Salo — 1/2-1/2 — Moscow RUS
1950 — Boleslavsky, Isaac vs Bronstein, David I — 1/2-1/2 — Moscow RUS

4.Be2 — 6.3% (966 parties)

1950 — Sebestyen, Balazs vs Fuster, Glenn — 1-0 — Budapest HUN
1963 — Figueroa, Eduardo vs Garcia, Horacio Pedro — 1-0 — Buenos Aires ch-ARG
1963 — Bednarski, Jacek vs Partyka, Kazimierz — 1/2-1/2 — Glucholazy
1972 — Eisinger, Max Jr vs Haecker, Johannes — 1-0 — FRG-ch Oberursel
1973 — Lutikov, Anatoly S vs Hort, Vlastimil — 1/2-1/2 — DSV-Turnier Leipzig GER

4.d4 — 5.2% (795 parties)

1951 — Book, Eero vs Haggqvist, Bjorn Karl — 1-0 — Stockholm SWE
1952 — Enevoldsen, Jens vs Golombek, Harry — 1-0 — Helsinki olm
1953 — Kochan, Fritz vs Juehe, Heinrich — 1-0 — Soest NED
1954 — Krutyanski, Anatoli A vs Goldberg, Grigory A — 1/2-1/2 — Riga LAT
1955 — Spassky, Boris Vasily vs Petrosian, Tigran V. — 1/2-1/2 — Goteborg izt

4.exd5 — 3.2% (487 parties)

1950 — Pietzsch, Wolfgang vs Herrmann, Ludwig — 0-1 — Soemmerda GER
1950 — Barda, Yngvar vs Olafsson, Fridrik — 0-1 — Birmingham ENG
1950 — Matanovic, Aleksandar vs Henneberke, Frans — 1/2-1/2 — ?
1951 — Macelle, Ferenc vs Macskasy, Elod — 0-1 — Budapest HUN
1952 — Van Setten, Alexander vs Geerts, Alexander — 1-0 — Netherlands tt

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