C00a — French

1.e4 e6 ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

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

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b1 et g1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; Nbd2 (Développer Nb1) ; Nf3 (Développer Ng1) ; d3 (Libérer Bc1) ; Bd3 (Développer Bf1).

♚ 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. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les cavaliers b8 et g8, les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...d6 (Libérer Bc8) ; ...Nc6 (Développer Nb8) ; ...Nf6 (Développer Ng8) ; ...Be7 (Développer Bf8).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	6 (b1, g1, c1, f1, a1, h1)	6 (b8, g8, c8, 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	semi-ouvert
Ruptures	● c2-c3, ● d2-d3, ● e4-e5, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1902 It (Men) Monte Carlo MNC – Round 1 – Marchand, Max – 1-0 – Von Scheve, Theodor – G11 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. c3 Nbd7 6. Qc2 Nd5 7. Nxe4 Nxe3 8. fxe3 b6 9. Nf3 Bb7 10. Bd3 Be7
1903 It (Men) Monte Carlo MNC – Round 21 – Marchand, Max – 1/2-1/2 – Mason, James – G100 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. c3 b6 6. g3 Bb7 7. Bg2 Nbd7 8. Qc2 Be7 9. Nxe4 Nxe4 10. Bxe4 Bxe4
1913 Havana – Round 1 – Janowski, Dawid – 1-0 – Corzo y Principe, Juan – G50 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 f5 5. f3 exf3 6. Ngxf3 Nf6 7. Bc4 Nc6 8. c3 Nd5 9. Qe2 Be7 10. O-O O-O
1920 Gothenburg-B – Round 6 – Berndtsson, Karl – 1-0 – Olland, Adolf George – G39 1. e4 e6 2. d4 d5 3. Be3 Nf6 4. Nd2 dxe4 5. f3 Nd5 6. Qe2 Nxe3 7. Qxe3 exf3 8. Ngxf3 Be7 9. Bd3 Nc6 10. c3 Bf6
1925 Berlin/Budapest/Prag/Wien – Round 5.2 – Havasi, Kornel – 1-0 – Zander, Otto – G16 1. e4 e6 2. c3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bd6 6. Nf3 O-O 7. O-O Bg4 8. Bg5 Re8 9. Nbd2 Nc6 10. Qb3 Re6
1927 Kecskemet f II – Round 1 – Tartakower, Savielly – 1/2-1/2 – Colle, Edgar – G3 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Bxe4 Nf6 5. Bg2 Nc6 6. Ne2 Bd6 7. Nbc3 O-O 8. d3 e5 9. h3 Nd4 10. Nxd4 exd4
1927 Kecskemet-A – Round 2 – Tartakower, Savielly – 1-0 – Mueller, Hans – G3 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Nf6 5. Nxe4 Nxe4 6. Bxe4 Nd7 7. Ne2 Nf6 8. Bg2 e5 9. O-O c6 10. d4 exd4
1929 Budapest – Round 1 – Tartakower, Savielly – 1-0 – Przepiorka, Dawid – G51 1. e4 e6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Be6 7. Bxe6 fxe6 8. O-O Be7 9. Nxd4 Qd7 10. Qh5+ Kd8
1929 Odessa ch-URS – Round 9 – Riumin, Nikolai – 0-1 – Rauzer, Vsevolod – G35 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Bd7 5. Nxe4 Bc6 6. f3 e5 7. Ne2 f5 8. Nf2 Bc5 9. Nd3 Bd6 10. O-O Nf6
1929 Paris – Round 6 – Tartakower, Savielly – 1/2-1/2 – Thomas, George Alan – G29 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Nf6 5. Nxe4 Nxe4 6. Bxe4 Nd7 7. Ne2 c5 8. O-O Be7 9. d4 Nf6 10. Bg2 O-O
1930 Kent County Premier – Round 5 – Spencer, Edmund – 1-0 – Menchik, Vera – G13 1. e4 e6 2. Bb5 c5 3. c3 Qb6 4. Qe2 Nf6 5. Na3 a6 6. Ba4 Nc6 7. Nf3 Be7 8. O-O d5 9. e5 Nd7 10. Bc2 O-O
1930 San Remo – Round 12 – Tartakower, Savielly – 0-1 – Bogoljubow, Efim – G109 1. e4 e6 2. g3 d5 3. Bg2 Nf6 4. Nc3 d4 5. Nb1 d3 6. cxd3 Nc6 7. Ne2 e5 8. d4 Nxd4 9. Nxd4 Qxd4 10. Nc3 Be6
1933 Folkestone Olympiad 5th – Round 7.20 – Berndtsson, Karl – 0-1 – Lilienthal, Andor – G63 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 Nd5 6. Qe2 Nc6 7. c3 exf3 8. Ngxf3 Be7 9. Qf2 O-O 10. Bd3 e5
1937 Kemeri – Round 1 – Tartakower, Savielly – 1-0 – Fine, Richard Alvaro Adrien – G86 1. e4 e6 2. Ne2 d5 3. exd5 exd5 4. Ng3 Nf6 5. d4 Bd6 6. Bd3 O-O 7. O-O Re8 8. Nc3 Nc6 9. Nf5 Ne4 10. Nxd6 Qxd6
1938 Lodz – Round 1 – Tartakower, Savielly – 1/2-1/2 – Menchik, Vera Frantsevna – G76 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Nf6 5. Nxe4 Nxe4 6. Bxe4 c5 7. Ne2 Be7 8. O-O Nc6 9. c3 O-O 10. Qc2 g6
1948 GBR Ch 35th – Round 10 – Bellod Thomas, Gonzalo – 1/2-1/2 – Broadbent, Reginald – G27 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Nf6 5. Nxe4 Nxe4 6. Bxe4 Nd7 7. d4 Nf6 8. Bg2 Be7 9. Ne2 O-O 10. O-O c5
1948 South Fallsburg ch-USA – Round 1 – Whitaker, Norman – 1/2-1/2 – Platz, Joseph – G108 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. c3 Bd7 6. Ne2 Bc6 7. Ng3 Nbd7 8. Qc2 Ng4 9. Ndxe4 Nxe3 10. fxe3 f5
1949 Stevenson Mem SCCU Ch – Round 2 – Thomas, George Alan – 1-0 – Ursell, Adam R – G5 1. e4 e6 2. g3 d5 3. Bg2 Nf6 4. e5 Nfd7 5. f4 Nc6 6. Nf3 Be7 7. d4 Nb6 8. O-O O-O 9. c3 Bd7 10. Nbd2 Na5
1950 OWL Ch – Round 8 – Illgen, Hans – 1-0 – Lachmann, Hans G – G22 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Nc3 Nf6 5. Nxe4 Nxe4 6. Bxe4 Bc5 7. d3 f5 8. Bg2 Qf6 9. Ne2 Nc6 10. c3 e5
1952 Vienna 5253 – Round 2 – Stoeckl, Ernst – 1-0 – Beni, Alfred – G2 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 f5 5. f3 exf3 6. Ngxf3 Nf6 7. Ne5 Be7 8. Bc4 O-O 9. Qe2 Nd5 10. Bf2 Nd7
1955 Corr – Round ? – Diemer, Emil – 1-0 – Lange Alfred – G4 1. d4 d5 2. e4 e6 3. Be3 dxe4 4. Nd2 Nf6 5. f3 exf3 6. Ngxf3 Be7 7. Bd3 Nd5 8. Qe2 Nxe3 9. Qxe3 Nd7 10. O-O-O c5
1957 DDR Ch 08th – Round 8 – Schmidt, Hermann – 0-1 – Golz, Werner – G55 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 Nc6 6. Bb5 Bd7 7. c3 exf3 8. Ngxf3 Bd6 9. Qc2 O-O 10. Bd3 e5
1958 GDR Ch Schkopau GER – Round 9 – Kunz, Horst – 1/2-1/2 – Franz, Joachim – G53 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 Nd5 6. Qe2 c5 7. dxc5 Nd7 8. Nxe4 Nxe3 9. Qxe3 Bxc5 10. Qc3 Be7
1960 Leipzig olm fin-B – Round 9 – Karim, Wahid – 0-1 – Nilsson, Zandor – G121 1. e4 e6 2. Nf3 c5 3. e5 d5 4. exd6 Bxd6 5. Bc4 Nc6 6. a4 Nge7 7. O-O O-O 8. Nc3 b6 9. d3 h6 10. Ne4 Bc7
1960 OWL Ch – Round 4 – Illgen, Alexander – 1/2-1/2 – Oestreich, Reinhard – G7 1. e4 e6 2. g3 d5 3. Bg2 c5 4. exd5 exd5 5. d4 Be6 6. Ne2 Nc6 7. O-O Qb6 8. Nbc3 cxd4 9. Nxd5 Bxd5 10. Bxd5 Nge7
1960 Sofia ch BUL – Round 19 – Dimitrov Iliev, Ilia – 1/2-1/2 – Dimitrov Krastev, Krastjo – G20 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 Nd5 6. Qe2 Nc6 7. c3 exf3 8. Ngxf3 Be7 9. Bf2 a6 10. Qe4 f5
1961 Torremolinos – Round 11 – Heidenfeld, Wolfgang – 0-1 – Lopez Garcia Riano, Maximo – G49 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. f3 b6 5. Nd2 exf3 6. Ngxf3 Bb7 7. Bd3 Nf6 8. O-O Be7 9. Ne5 O-O 10. Ndf3 c5
1966 Le Havre-B – Round ? – Daniel, Kelvin – 1-0 – Zagorovsky, Vladimir – G10 1. d4 d5 2. e4 e6 3. Be3 dxe4 4. Nd2 Nf6 5. f3 exf3 6. Ngxf3 Nbd7 7. Bd3 Bd6 8. O-O h6 9. Nc4 Nb6 10. Nxd6+ cxd6
1966 Sunderland ch-BCF – Round 1 – Borwell, Alan P – 1/2-1/2 – Wallis, Philip N – G21 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. f3 exf3 6. Ngxf3 Be7 7. c4 Nbd7 8. Bd3 b6 9. Qe2 Bb7 10. O-O-O c5
1967 West Vancouver CC – Round 1 – Versteeg, J. – 0-1 – Berry, Jonathan – G2 1. e4 e6 2. a3 d5 3. exd5 exd5 4. d3 c5 5. Nf3 Nc6 6. Be2 Nf6 7. O-O Bd6 8. Bg5 h6 9. Bxf6 Qxf6 10. Nc3 Be6
1967 Zinnowitz – Round 1 – Csom, Istvan – 1/2-1/2 – Pietzsch, Wolfgang – G16 1. e4 e6 2. Ne2 d5 3. exd5 exd5 4. Ng3 Qh4 5. d4 Bd6 6. Bd3 Nc6 7. c3 Qe7+ 8. Be3 Nf6 9. Nf5 Bxf5 10. Bxf5 O-O
1968 DDR Ch women – Round 11 – Nowarra, Waltraud – 1/2-1/2 – Just, Gabriele, Dr. – G12 1. e4 e6 2. g3 d5 3. Bg2 dxe4 4. Bxe4 Nf6 5. Bg2 Nc6 6. Ne2 Bd6 7. Nbc3 O-O 8. O-O Rb8 9. d4 e5 10. dxe5 Bxe5
1968 Lugano olm - Round 1 - Whitaker, Norman - 1-0 - Heidenfeld, Wolfgang - G434 1. e4 e6 2. d4 d5 3. Be3 dxe4 4. Nd2 Nf6 5. c3 Nbd7 6. Qc2 b6 7. Nxe4 Bb7 8. Bd3 Be7 9. Nf3 Nxe4 10. Bxe4 Bxe4
1970 Palma de Mallorca Interzonal – Round 17 – Suttles, Duncan – 1-0 – Uhlmann, Wolfgang – G226 1. e4 e6 2. g3 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ Qxf6 6. Bg2 Bc5 7. Qf3 Qe7 8. Ne2 e5 9. O-O O-O 10. d3 Nc6
1971 Moscow – Round ? – Belavenets, Liudmila – 1-0 – Bykova, Elizaveta – G198 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 O-O 6. Bg2 b6 7. e5 Nfd7 8. O-O c5 9. Re1 Nc6 10. Nf1 Bb7
1975 Portoroz/Ljubljana – Round 3 – Velimirovic, Dragoljub – 1-0 – Karnar, Marijan – G98 1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 Be7 5. Bg2 d5 6. e5 h5 7. d3 Nh6 8. c3 Nf5 9. h3 b6 10. Nbd2 Bb7
1975 URS Team Ch – Round 1 – Kislova, Alexsandra V – 1-0 – Shlepneva, Tatjana – G459 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. Be2 Nc6 6. O-O Qc7 7. Re1 Be7 8. c3 O-O 9. Qc2 h6 10. Bf1 b6
1975 URS Team Ch – Round 3 – Yurtaev, Leonid – 1/2-1/2 – Lputian, Smbat G – G458 1. e4 e6 2. d3 d5 3. Nd2 Nd7 4. Ngf3 c6 5. g3 dxe4 6. dxe4 e5 7. Nc4 Qc7 8. Bh3 Ngf6 9. O-O b5 10. Ne3 Nc5

C00a — French

1.e4 e6

Eval: [+0.22]

Les coups candidats

2.d4 — 84.9% (557683 parties) →

Ambassadeurs : ? (763x), Uhlmann, Wolfgang (634x), Farago, Ivan (555x), Korchnoi, Viktor (479x), Short, Nigel D (473x), Vaganian, Rafael A (459x), Jovanovic, Bratislav M (456x), Glek, Igor (396x)

2.d3 — 6.5% (42727 parties) →

Ambassadeurs : De Coverly, Roger D (61x), ? (56x), Koskela, Niina (53x), Uhlmann, Wolfgang (52x), Nevednichy, Vladislav (51x), Kopp, Peter, Dr. (47x), Komliakov, Viktor (47x), Skripchenko, Almira (46x)

2.Nf3 — 3.6% (23748 parties) →

Ambassadeurs : Rahls, Peter (52x), Helin, Mikael (49x), Bakhmatov, Eduard (40x), Aleksic, Nenad (37x), Boidman, Yuri (37x), ? (36x), Schulz, Hans-Juergen (30x), Bielczyk, Jacek (30x)

2.Qe2 — 1.5% (9763 parties) →

Ambassadeurs : Chigorin, Mikhail (49x), Sternik, Ryszard (30x), De Jong, Peter (27x), Sanduleac, Vasile (25x), Hromadka, Karel (23x), Day, Lawrence A. (23x), Alho, Sauli (23x), Mazziotti Irigoyen, Gabriel (22x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	2.d4	2.d3	2.Nf3	2.Qe2
<1800	27926	82%	5%	6%	1%
1800-2200	240269	83%	7%	4%	2%
2200-2600	222854	88%	7%	2%	2%
2600+	7181	94%	4%	0%	1%

Évolution par décennie (% des parties)

Décennie	N parties	2.d4	2.d3	2.Nf3	2.Qe2
10s	1	100%	—	—	—
1510s	1	100%	—	—	—
1610s	1	100%	—	—	—
1620s	2	100%	—	—	—
1810s	1	100%	—	—	—
1820s	2	50%	—	50%	—
1830s	15	33%	—	—	—
1840s	50	58%	2%	—	—
1850s	147	71%	—	10%	—
1860s	139	86%	1%	1%	—
1870s	220	95%	—	3%	—
1880s	524	90%	—	2%	—
1890s	574	87%	0%	1%	9%
1900s	698	91%	—	1%	4%
1910s	584	96%	1%	0%	1%
1920s	971	92%	0%	1%	4%
1930s	1663	93%	0%	1%	2%
1940s	1765	95%	0%	1%	2%
1950s	3890	93%	3%	1%	1%
1960s	6773	87%	8%	1%	1%
1970s	12831	85%	9%	2%	1%
1980s	29919	89%	5%	2%	1%
1990s	118074	85%	7%	3%	1%
2000s	203435	84%	7%	4%	1%
2010s	222868	84%	6%	4%	2%
2020s	52078	88%	5%	3%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
2.d4	84%	88%	▲ +3.0%
2.d3	6%	5%	▼ -1.2%
2.Nf3	4%	3%	▼ -0.9%
2.Qe2	2%	1%	-0.1%

Joueurs célèbres

Champions du monde dans cette position

Steinitz, Wilhelm — 10 parties
Lasker, Emanuel — 10 parties
Alekhine, Alexander — 10 parties
Botvinnik, Mikhail — 10 parties
Euwe, Max — 10 parties
Tal, Mikhail — 10 parties
Smyslov, Vladimir — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Anand, Viswanathan — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Ding, Liren — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 10 parties
Fischer, Robert James — 3 parties

Parties historiques

2.d4 — 84.9% (557683 parties)

11 — Adams, Mark vs Blittkowsky, Ralf — 1/2-1/2 — IECC
1512 — Damiano Carhuas, Nelson Miguel vs ? — 1-0 — ?
1619 — Greco Caparros, Juan Pablo vs ? — 1-0 — Europe
1620 — Greco, Gioacchino vs ? — 1-0 — Europe
1620 — ? vs Greco, Gioacchino — 0-1 — Europe

2.d3 — 6.5% (42727 parties)

1848 — Utrecht vs Wijk bij Duurst — 0-1 — cr.
1862 — Paulsen, Louis vs Blackburne, Joseph — 1/2-1/2 — London ENG
1863 — Paulsen, Louis vs Schmorl, A. — 1-0 — Leipzig GER
1891 — Lasker, Emanuel vs Stephen Francis Smith — 1-0 — London ENG
1910 — Nimzowitsch, Aaron vs Fleischmann, Leo — 1-0 — Hamburg GER

2.Nf3 — 3.6% (23748 parties)

1826 — ? vs Cochrane, John Miles — 0-1 — England
1850 — Cochrane, John Miles vs Bonnerjee, Mohishunder — 1-0 — Calcutta IND
1851 — Nijmegen vs Ahmed Ezzat Gouda, Moustafa — 1-0 — cr.
1855 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 0-1 — Calcutta IND
1855 — Bonnerjee, Mohishunder vs Cochrane, John Miles — 1-0 — Calcutta IND

2.Qe2 — 1.5% (9763 parties)

1893 — Chigorin, Mikhail vs Tarrasch, Siegbert — 1/2-1/2 — St Petersburg RUS
1893 — Chigorin, Mikhail vs Tarrasch, Siegbert — 1/2-1/2 — St Petersburg RUS
1893 — Chigorin, Mikhail vs Tarrasch, Siegbert — 1/2-1/2 — St Petersburg RUS
1893 — Chigorin, Mikhail vs Tarrasch, Siegbert — 1-0 — St Petersburg RUS
1893 — Chigorin, Mikhail vs Tarrasch, Siegbert — 1-0 — St Petersburg RUS

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