C64t — Spanish: Classical, 4.O-O Nd4 5.Nxd4 Bxd4 6.c3 Bb6 7.d4

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nd4 5.Nxd4 Bxd4 6.c3 Bb6 7.d4 * ● 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 un fou actif en b5 et la paire de fous.

Côté adverse. Le fou enfermé en c8, le roi resté au centre et une pièce en prise (le pion en e5).

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

Plans. Nc3 (Développer Nb1) ; Be3 (Développer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Atouts. Les Noirs s'appuient sur la paire de fous.

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 c8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nf6 (Développer Ng8) ; ...c6 (Rupture) ; ...c5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● b2→c3, c3→d4	—
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bb5	● Bb5 Actif (mob. 7)
Bb6		● Bb6 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	—	● pawn d7
Non développées	3 (b1, c1, a1)	4 (g8, c8, 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	● c3-c4, ● d4-d5, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …f7-f6, ● …f7-f5

Partie
1949 Moscow RUS – Round 1 – Averbakh, Yuri L – 1-0 – Bonch-Osmolovsky, Mikhail – G17 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qf6 10. dxe5 dxe5
1951 Wertheim Memorial – Round 11 – Bisguier, Arthur B – 1/2-1/2 – O'Kelly, Albéric de Galway – G65 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1951 YUG Ch 6th – Round 12 – Gligoric, Svetozar – 1/2-1/2 – Rabar, Braslav – G69 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1952 Budapest – Round 5 – Szily, Jozsef – 1/2-1/2 – O'Kelly, Albéric de Galway – G52 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Be3 Nf6 10. dxe5 dxe5
1952 POL-ch10 – Round 13 – Kwilecki, Andrzej – 0-1 – Tarnowski, Alfred – G94 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Na3 Nf6 10. Re1 O-O
1952 Rio de Janeiro – Round 11 – Trifunovic, Petar – 1/2-1/2 – Dantas, Nelson – G63 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Be2 d6 9. Na3 Nf6 10. Qd3 Qe7
1952 Vienna 5152 – Round 10 – Milic, Borislav – 1/2-1/2 – Beni, Alfred – G14 1. e4 Nc6 2. Nf3 e5 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qe2 Nf6
1953 Bucharest – Round 2 – Troianescu, Octav – 1/2-1/2 – O'Kelly, Albéric de Galway – G22 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1954 Bucharest – Round 3 – Nezhmetdinov, Rashid – 1-0 – Filip, Marius Liviu – G38 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. a4 Nf6 10. dxe5 dxe5
1954 Olympiad final B – Round 1 – Beni, Alfred – 1-0 – Norcia, Federico – G41 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 Nf6 8. dxe5 Ng8 9. Qg4 Kf8 10. Qg3 Ne7
1956 CSR Ch – Round 6 – Jezek, Stanislav – 1/2-1/2 – Fichtl, Jiri – G55 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1957 Minsk zt – Round 6 – Gipslis, Aivars – 1-0 – Zvorykina, Kira Alekseyevna – G43 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Kh1 Nf6 10. Bg5 h6
1957 Moskou ch-URS – Round 19 – Nezhmetdinov, Rashid – 0-1 – Klaman, Konstantin Mikhailovich – G194 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. a4 Nf6 10. dxe5 Nxe4
1959 Riga – Round 2 – Tolush, Alexander V – 1/2-1/2 – Spassky, Boris Vasily – G59 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1959 Warsaw Legion tt – Round 2.3 – Buljovcic, Ivan – 1/2-1/2 – Sydor, Andrzej – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Bb3 Ne7 10. Kh1 Ng6
1960 Varna – Round 8 – Minev, Nikolay N – 1-0 – Fichtl, Jiri – G14 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qe7 10. Be3 Nf6
1961 Rostov – Round 7 – Nezhmetdinov, Rashid – 1/2-1/2 – Tarasov, Vitaly – G21 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1962 Erevan ch-URS – Round 1 – Kots, Yuri I – 1/2-1/2 – Zaitsev, Igor A – G124 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Be3 Nf6 10. dxe5 dxe5
1962 Whitby ch-BCF – Round 5 – Mardle, Denis – 1/2-1/2 – Gibbs, Peter Campbell – G66 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Be3 Nf6 10. dxe5 dxe5
1963 Amsterdam – Round 5 – Ree, Hans – 1-0 – Rellstab, Ludwig – G26 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 Qe7 8. Na3 Nf6 9. Nc4 O-O 10. Bg5 d6
1963 Hoogovens – Round 1 – Trifunovic, Petar – 1/2-1/2 – Ivkov, Borislav – G10 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Be2 d6 9. Na3 Nf6 10. dxe5 dxe5
1963 Leipzig Open 6364 2nd – Round 2 – Fritsche, Ulrich – 0-1 – Starck, Bodo – G11 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1964 Amsterdam Interzonal – Round 20 – Ivkov, Borislav – 1/2-1/2 – Spassky, Boris Vasily – G207 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1964 Izt – Round ? – Ivkov, Borislav – 1/2-1/2 – Spassky, Boris V. – G15 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
1966 La Habana olm prel – Round 6 – Bouaziz, Slim – 0-1 – Cornelis, Frans B – G248 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qh5 Qe7
Biel Interzonal 1993 – Round 13 – Topalov, Veselin – 1/2-1/2 – Alvarez De Lima, Darcynae – G293 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qc7 10. dxe5 dxe5
Candidats qf4 1977 – Round 8 – Hort, Vlastimil – 1/2-1/2 – Spassky, Boris V. – G7 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. Qb3 Qc7 10. dxe5 dxe5
Saint Louis Rapid and Blitz 2025 – Round 24 – Aronian Levon – 1/2-1/2 – Le Quang Liem – G117 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Be2 exd4 9. cxd4 d5 10. Nc3 dxe4
Saint Louis Rapid and Blitz 2025 – Round 4 – Vachier-Lagrave Maxime – 1/2-1/2 – Le Quang Liem – G19 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Be2 d6 9. Na3 Nf6 10. Nc4 exd4
Saint Louis Rapid and Blitz 2025 – Round 6 – Dominguez Perez Leinier – 1/2-1/2 – Le Quang Liem – G28 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qxd8+ Bxd8
World Rapid 2016 – Round 3.16 – Quparadze, Giga – 1/2-1/2 – Vallejo Pons, Francisco – G100 1. e4 e5 2. Nf3 Nc6 3. Bb5 Bc5 4. O-O Nd4 5. Nxd4 Bxd4 6. c3 Bb6 7. d4 c6 8. Bc4 d6 9. dxe5 dxe5 10. Qh5 Qe7

C64t — Classical

1.e4 e5 2.Nf3 Nc6 3.Bb5 Bc5 4.O-O Nd4 5.Nxd4 Bxd4 6.c3 Bb6 7.d4

Eval: [+0.30]

Les coups candidats

7…c6 — 97.1% (1493 parties)

Ambassadeurs : Soukup, Jiri (16x), Charest, Johanne (13x), Wharrier, Jonathon A (10x), Bronstein, Luis Marcos (8x), Wedberg, Tom (8x), Niedermaier, Hans (8x), Werner, Clemens (8x), Bonner, Gerald (7x)

7…Qe7 — 1.2% (19 parties)

Ambassadeurs : Dubleumortier, Alain (3x), Xyko, Kenny (2x), Trevis, Robert (2x), Lorenti, Domenico (2x), Giustolisi Alezones, Ethan (1x), Berliner Blau, Tom (1x), Ree, Hans (1x), Rellstab, Ludwig (1x)

7…exd4 — 0.9% (14 parties)

Ambassadeurs : Wandl, Johann (1x), Faerber Georg (1x), Barrero Santamaria, Miguel (1x), Raad Coello, Salvador (1x), Acher, Mathieu (1x), Mohammadi, Amir (1x), Lunkmoss, Gerhard (1x), Ambelang, Harald (1x)

7…Qf6 — 0.5% (7 parties)

Ambassadeurs : Seidel, Arnold (2x), Petschar, Hans (1x), Hackbarth, Bjoern (1x), Arnason, Jon L (1x), Skembris, Spyridon (1x), Crosa Coll, Martin (1x), Saucedo, Gustavo (1x), Villanyi, Laszlo (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…c6	7…Qe7	7…exd4	7…Qf6
<1800	55	89%	11%	—	—
1800-2200	488	97%	1%	2%	1%
2200-2600	550	99%	0%	0%	0%
2600+	26	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…c6	7…Qe7	7…exd4	7…Qf6
1860s	1	100%	—	—	—
1870s	1	100%	—	—	—
1930s	2	100%	—	—	—
1940s	5	100%	—	—	—
1950s	48	96%	2%	—	—
1960s	69	97%	1%	—	1%
1970s	81	99%	1%	—	—
1980s	120	99%	1%	—	—
1990s	291	97%	1%	1%	0%
2000s	435	95%	2%	2%	1%
2010s	414	99%	1%	0%	0%
2020s	70	97%	—	1%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…c6	99%	97%	▼ -1.4%
7…Qe7	1%	0%	▼ -1.0%
7…exd4	0%	1%	▲ +1.2%
7…Qf6	0%	1%	▲ +1.2%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 2 parties
Tal, Mikhail — 1 partie

Parties historiques

7…c6 — 97.1% (1493 parties)

1860 — Arnous de Riviere, Jules vs Kolisch, Ignac — 0-1 — Paris FRA
1874 — de Riviere, A vs Kolisch, Ignac — 0-1 — ?
1930 — Rotenstein, Simon vs Von Hennig, Heinrich — 1-0 — Frankfurt GER
1934 — Stalda, Giuseppe vs Hellmann Ernesto — 1-0 — Milan ITA
1947 — Zagorovsky, Vladimir vs Kirillov, Vladimir — 1-0 — Leningrad RUS

7…Qe7 — 1.2% (19 parties)

1958 — Giustolisi Alezones, Ethan vs Berliner Blau, Tom — 1-0 — Baveno
1963 — Ree, Hans vs Rellstab, Ludwig — 1-0 — Amsterdam NED
1971 — Bar Nir, Avner vs Guti, Emanuel — 1-0 — Haifa/Tel Aviv
1986 — Roth, Guenther vs Beisser Georg — 1/2-1/2 — FRG jub40 qg3 corr8687
1994 — Sarkisian, Gavrosh vs Jones, Radre — 1-0 — Herculane ch-EU U12

7…exd4 — 0.9% (14 parties)

1995 — Wandl, Johann vs Faerber Georg — 0-1 — Bayern
1995 — Barrero Santamaria, Miguel vs Raad Coello, Salvador — 1-0 — Barranquilla COL
1998 — Acher, Mathieu vs Mohammadi, Amir — 1/2-1/2 — Wch U14 Oropesa del Mar ESP
1998 — Lunkmoss, Gerhard vs Ambelang, Harald — 1-0 — GER
2000 — Garcia Granero, Ana vs Oliva Anell, Judith — 1-0 — Oropesa del Mar ESP

7…Qf6 — 0.5% (7 parties)

1965 — Petschar, Hans vs Hackbarth, Bjoern — 1-0 — Austria
1994 — Arnason, Jon L vs Skembris, Spyridon — 1/2-1/2 — Kopavogur ISL
2002 — Crosa Coll, Martin vs Saucedo, Gustavo — 1-0 — San Jose
2003 — Villanyi, Laszlo vs Kishegyi, Balazs — 0-1 — HUN
2005 — Hunold, Rolf vs Seidel, Arnold — 1-0 — Essen GER