C68n — Spanish: Exchange, 5.O-O Bg4 6.h3

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1).

Côté adverse. Le fou enfermé en f8, le roi resté au centre et des pièces en prise (le fou en g4 et le pion en e5).

En contrepartie. Plusieurs pièces dorment encore (le cavalier b1, le fou c1 et la tour a1).

Plans. Nbd2 (Développer Nb1) ; d3 (Libérer Bc1) ; c3 (Préparer d4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (4 contre 3), les cases fortes d4 et b5, un fou actif en g4, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le fou enfermé en c1.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier g8, le fou f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nf6 (Développer Ng8) ; ...Be7 (Développer Bf8) ; ...c5 (Rupture) ; ...f5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c6, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	● g2→h3	● b7→a6, b7→c6
Passés	—	—
Majorité	● centre 2v1	● aile_dame 4v3

Cases

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

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	—	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg4		● Bg4 Actif (mob. 7)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	Non	● Oui
Non développées	3 (b1, c1, a1)	4 (g8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Au centre !
Droits de roque	—	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	● c2-c3, ● d2-d3	● …c6-c5, ● …f7-f6, ● …f7-f5

Partie
1902 DSB-13.Kongress Hauptturnier A – Round 12 – John, Walter – 1/2-1/2 – Exner Victor – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Bc5 8. d3 Qf6 9. Qxf6 Nxf6 10. g3 O-O
1902 DSB-13.Kongress Hauptturnier A – Round 7 – Bernstein, Ossip – 1-0 – Leussen, Benjamin – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 O-O-O 10. Bg5 Be7
1932 Bern – Round 4 – Bernstein, Olivia – 1-0 – Rivier, William – G42 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Bc5 10. Nd2 O-O
1954 Montevideo – Round 5 – Bernstein, Olivia – 1/2-1/2 – Estrada, Walter – G57 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Bd6 8. Qb3 b6 9. d3 Ne7 10. f4 exf4
1954 Olympiad final B – Round 1 – Bernstein, Olivia – 1/2-1/2 – Benkner, Otto – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 O-O-O 9. Nc3 Bc5 10. Be3 Bxe3
1954 Olympiad prel III – Round 1 – Bernstein, Olivia – 1-0 – Benkner, Otto – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Bc5 10. Nd2 Nd7
1958 YUG Ch 13th – Round 2 – Ivkovic, Dusan – 0-1 – Puc, Stojan – G13 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Bc5 10. Nc3 Nd7
1961 Hoogovens – Round 1 – Barendregt, Johan – 0-1 – Donner, Jan-Hein – G31 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Ne7 8. Qb3 b6 9. Qc3 Qd6 10. d3 Ng6
1961 Warsaw – Round 1 – Brzozka, Stefan – 1/2-1/2 – Minev, Nikolay N – G56 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 O-O-O 9. Nd2 Kb8 10. Nc4 f6
1961 Zevenaar – Round 15 – Abalde Perez, Fernando Jose – 1/2-1/2 – Milic, Bozidar – G99 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qg3 O-O-O 9. d3 Ne7 10. Nc3 Qe6
1962 Lasker Memorial Berlin-Ost – Round 9 – Fuchs, Reinhart – 0-1 – Udovcic, Mijo – G43 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. g4 Bg6 8. Nxe5 Qh4 9. Qf3 f6 10. Nxg6 hxg6
1962 Varna ol (Men) fin-A – Round 7 – Fuchs, Reinhart – 1-0 – Blatny, Frantisek – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Nd7 10. Nd2 Bc5
1962 Varna olm – Round 5 – Sanguineti, Raúl Carlos – 1-0 – Matanovic, Aleksandar – G235 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Bd6 8. Qg3 Qf6 9. d4 Qg6 10. Qxg6 hxg6
1963 Asztalos Memorial 6th – Round 3 – Fuchs, Reinhart – 1/2-1/2 – Szabo, Laszlo – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Be7 10. Bg5 Nd7
1963 Asztalos Memorial 6th – Round 5 – Fuchs, Reinhart – 1/2-1/2 – Forintos, Gyozo V – G16 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Bc5 10. Nd2 Nd7
1963 ENG-NLD m – Round 2.4 – Barendregt, Johan – 1-0 – Littlewood, John E – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. g4 Bg6 8. Nxe5 Qh4 9. Qf3 h5 10. Nxg6 fxg6
1963 Halle zt – Round 1 – Johansson Rexner, Melker – 1-0 – Kinnmark, Ove – G94 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 O-O-O 9. Be3 f6 10. Nd2 h5
1963 Rubinstein Memorial – Round 5 – Barendregt, Johan – 1/2-1/2 – Sliwa, Bogdan – G34 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 Bc5 9. Be3 Bxe3 10. Qxe3 Ne7
1964 ESP Ch 29th – Round 6 – Bayarri Bosch, Eduardo – 1/2-1/2 – Medina-Garcia, Antonio – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. d3 Bd6 8. Be3 Qf6 9. Nbd2 c5 10. c3 Ne7
1964 Kecskemet zt – Round ? – Matanovic, Aleksandar – 1/2-1/2 – Damjanovic, Mato – G101 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Bc5 10. Nc3 Nd7
1964 Tel Aviv olm prel – Round 1 – Brinck-Claussen, Bjorn – 1-0 – Vizantiadis, Lazaros – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 Bc5 9. Qg3 Qd6 10. Nd2 Qe6
1964 WchT U26 11. fin-A – Round 8.1 – Brinck-Claussen, Bjorn – 1-0 – Stepak, Yedael – G132 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 Qd6 9. Nd2 Nd7 10. Nc4 Qe6
1965 Northern Open – Round 3 – Brinck-Claussen, Bjorn – 1-0 – Stephenson, Frederick Norman – G4 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Nf6 8. d3 Nd7 9. Be3 g6 10. Nc3 Bg7
1967 DDR Ch 16th – Round 9 – Pietzsch, Wolfgang – 1-0 – Liebert, Heinz – G45 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qg3 Bd6 9. d3 Ne7 10. Nc3 Ng6
1967 ISR Ch – Round 11 – Stepak, Yedael – 1/2-1/2 – Porath, Yosef – G49 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 g6 8. Qb3 Rb8 9. d3 Bg7 10. Be3 Ne7
1967 ISR Ch – Round 2 – Kagan, Shimon – 1-0 – Stepak, Yedael – G12 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 O-O-O 9. Nd2 f6 10. Nc4 h5
1967 ISR Ch – Round 9 – Kagan, Shimon – 1-0 – Aloni, Itzchak – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. d3 f6 8. Be3 Bd6 9. c3 Qe7 10. Nbd2 g5
1967 Montreal m – Round 7 – Streit, Howard – 1-0 – Brodie, Hugh – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bh5 7. d3 Nf6 8. Bg5 Bd6 9. Nbd2 O-O 10. Nc4 Re8
1967 Rubinstein Memorial – Round 5 – Hort, Vlastimil – 1-0 – Kolarov, Atanas S. – G18 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qg3 Bd6 9. d3 Qg6 10. Be3 Qxg3
1967 US Open – Round 8 – Jacobs, Sheila – 1-0 – Zalys, Ignas – G23 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 f6 8. Qb3 Rb8 9. f4 Bc5+ 10. Kh1 exf4
1968 Varna BUL – Round 12 – Bednarski, Jacek B – 1/2-1/2 – Kolarov, Atanas Stefanov – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qf6 8. Qxf6 Nxf6 9. d3 Nd7 10. Be3 Bc5
1971 Hoogovens – Round 1 – Adorjan, Andras – 1-0 – Danov, Kiril – G162 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 Ne7 9. Nd2 Ng6 10. Nc4 Bc5
Hoogovens 1985 – Round 1 – Nunn, John D M – 1-0 – Korchnoi, Viktor – G3 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 Bd6 9. Nd2 Ne7 10. Nc4 O-O
Qatar Masters Open 2015 – Round 1.7 – Mamedyarov, Shakhriyar – 1-0 – Zhukova, Natalia – G44 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Qd7 8. d3 f6 9. Be3 h5 10. Rd1 c5
Turin ol (Men) 37th 2006 – Round 9 – Mas, Hafizulhelmi – 1-0 – Korchnoi, Viktor – G118 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 Bxf3 7. Qxf3 Ne7 8. Nc3 Ng6 9. d3 Bd6 10. Ne2 c5

C68n — Exchange

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Bg4 6.h3

Eval: [-0.13]

Les coups candidats

6…h5 — 67.2% (5516 parties) →

Ambassadeurs : Milde, Lars (25x), Gaujens, Artis (22x), Packroff, Hermann (21x), Sherwood, Russell (18x), Lombart, Philippe (18x), Rimkus, Bronius I (17x), Grazinys, Vidmantas (16x), Schubert, Steffen (15x)

6…Bxf3 — 17.5% (1434 parties)

Ambassadeurs : Vio, Mauro (6x), Pajukari, Seppo (6x), Koski, Pekka (5x), Bernstein, Olivia (4x), Matanovic, Aleksandar (4x), Malisauskas, Vidmantas (4x), Brinck-Claussen, Bjorn (4x), Borisenko, Georgy K (4x)

6…Bh5 — 15.1% (1237 parties)

Ambassadeurs : San Claudio Gonzalez, Francisco Javier (7x), Hakuc, Waclaw (5x), McDonald, Graham R (5x), Krunski, Jan Maria (5x), Solak, Dragan (5x), Straka, Jozef (5x), Hector, Jonny (5x), Malmstroem, Jan Hendrik (4x)

6…Be6 — 0.1% (10 parties)

Ambassadeurs : Bertel, Michael (3x), Ridding, Mark Frank (2x), Veleski, Robert (1x), Mihajlovski, Petre (1x), Hoogendoorn, Albert (1x), Ginther, Ron (1x), Balka Ludek (1x), Vydra, Jiri (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…h5	6…Bxf3	6…Bh5	6…Be6
<1800	351	60%	22%	18%	0%
1800-2200	3295	68%	18%	14%	0%
2200-2600	2391	74%	12%	14%	—
2600+	96	85%	9%	5%	—

Évolution par décennie (% des parties)

Décennie	N parties	6…h5	6…Bxf3	6…Bh5	6…Be6
1870s	1	100%	—	—	—
1880s	3	—	100%	—	—
1890s	3	67%	—	33%	—
1900s	8	38%	50%	12%	—
1910s	3	33%	67%	—	—
1920s	2	100%	—	—	—
1930s	2	—	100%	—	—
1940s	4	25%	75%	—	—
1950s	5	20%	80%	—	—
1960s	141	72%	21%	7%	—
1970s	286	66%	25%	9%	—
1980s	365	69%	19%	12%	—
1990s	1097	65%	22%	13%	0%
2000s	2543	64%	20%	16%	0%
2010s	3164	69%	14%	17%	0%
2020s	578	75%	10%	16%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…h5	69%	75%	▲ +5.3%
6…Bxf3	14%	10%	▼ -4.1%
6…Bh5	17%	16%	▼ -0.9%
6…Be6	0%	0%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Alekhine, Alexander — 2 parties
Karpov, Aleksandr — 2 parties
Anand, Viswanathan — 2 parties
Lasker, Emanuel — 1 partie
Kasparov, Garry — 1 partie
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie
Ding, Liren — 1 partie

Parties historiques

6…h5 — 67.2% (5516 parties)

1873 — A K Murray vs Zukertort, Johannes — 0-1 — Glasgow SCO (Faculty Hall)
1892 — Albin, Adolf vs Von Scheve, Theodor — 1/2-1/2 — Dresden VII.DSB Congress
1895 — Pollock, William vs Mieses, Jacques — 0-1 — Hastings ENG
1902 — Einbild, Lucien vs Hoefer, Heinrich — 1-0 — Berlin GER
1904 — John, Walter vs Eduard Dyckhoff — 0-1 — cr.

6…Bxf3 — 17.5% (1434 parties)

1883 — Winawer, Szymon vs McKenzie, George — 1-0 — London ENG
1887 — Schallopp, Emil vs Fritz, Alexander — 1-0 — Frankfurt GER
1887 — Schallopp, Emil vs Englisch, Berthold — 1-0 — Frankfurt GER
1902 — Dyckhoff, Eduard vs Exner Victor — 1-0 — Hannover GER
1902 — Bernstein, Ossip vs Leussen, Benjamin — 1-0 — Hannover GER

6…Bh5 — 15.1% (1237 parties)

1892 — Lasker, Emanuel vs Mortimer, James — 1/2-1/2 — London ENG
1905 — Dyckhoff, Eduard vs Schories, Georg — 0-1 — Barmen-D Barmen GER
1962 — Bech Johansson, Amadeus vs Soderborg, Berndt — 1-0 — Sweden
1962 — Fuchs, Reinhart vs Udovcic, Mijo — 0-1 — Lasker mem Berlin-Ost
1963 — Barendregt, Johan vs Littlewood, John E — 1-0 — Birmingham ENG

6…Be6 — 0.1% (10 parties)

1998 — Veleski, Robert vs Mihajlovski, Petre — 1-0 — Skopje MKD
2002 — Hoogendoorn, Albert vs Ginther, Ron — 1-0 — IECG
2002 — Balka Ludek vs Vydra, Jiri — 1/2-1/2 — ?
2005 — Parisi, Cosimo vs Speisser, Patrick — 1/2-1/2 — Chessfriend.com
2013 — Guerrero Santos, Sebastian vs Bertel, Michael — 1-0 — IECC

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