Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b4 (2v0), ● d4 (2v1)
Cases faibles
Centre ● d5 (1v0) ● d4 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bf1 ● Bf1 Non développé (mob. 0)
Bc8 ● Bc8 Non développé (mob. 0)
Bf8 ● Bf8 Non développé (mob. 5)
Paire de fous ● Oui ● Oui
Non développées 5 (● b1, ● c1, ● f1, ● a1, ● h1) 5 (● 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 mobile
Ruptures ● d2-d4 ● …d7-d5

A20m — English: King’s, Nimzowitsch, 2…Nc6

1.c4 e5 2.Nf3 Nc6 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
bN
bPPion sous pression
wP
wN
wP
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wB
wR
abcdefgh
Plans. Nc3 (Développer b1 — 66 % des parties) ; d4 (Occuper le centre — 15 % des parties) ; d3 (Libérer Bf1, préparer Bd3 — 11 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wB
wK
wQ
wB
wN
wR
wP
wP
wP
wP
wP
wP
wP
wN
Case forte (2v1)
wP
Case forte (2v0)
bPPion sous pression
bN
bP
bP
bP
bP
bP
bP
bP
bR
bN
bBFou actif — mobilité 5
bK
bQ
bB
bR
hgfedcba
Plans. ...Nf6 (Développer g8 — 49 % des parties) ; ...f5 (Attaque à l'aile roi — 13 % des parties) ; ...g6 (Préparer le fianchetto — 7 % des parties) ; ...d6 (Libérer Bc8 — 5 % des parties) ; ...Bc5 (Fou actif (mobilité 9), Développer f8 — 5 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1925 Bratislava-A – Round 1 – Walter Ilatoma, Jonatan Israel David – 0-1 – Pokorny, Amos – G1
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Be3 Qxd4 7. Bxd4 Ne7 8. Nd2 d5 9. cxd5 Nxd5 10. O-O-O c5
1928 Brno – Round 8 – Reti, Richard – 1-0 – Opocensky, Karel – G20
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. Nxc6 bxc6 8. g3 d6 9. Bg2 Bd7 10. O-O Qc8
1928 Haag olm – Round ? – Wertheim, W. – 1/2-1/2 – Rejfir, Josef – G2
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Qa4 Bc5 7. e3 O-O 8. b4 Be7 9. Be2 Ne4 10. a3 Bh4
1928 The Hague ol – Round 2 – Wertheim, Johan Hendrik – 1/2-1/2 – Rejfir, Josef – G3
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Qa4 Bc5 7. e3 O-O 8. b4 Be7 9. Be2 Ne4 10. a3 Bh4
1935 Tatatovaros it – Round 6 – Sterk, Karoly – 1-0 – Znosko-Borovsky, Eugene – G2
1. c4 e5 2. Nf3 Nc6 3. d3 Nf6 4. e3 d5 5. cxd5 Nxd5 6. a3 Be7 7. b4 Bf6 8. Ra2 O-O 9. Rc2 Nce7 10. Bb2 Ng6
1936 UJCS-14.Kongress – Round 4 – Olexa, Vilem – 1-0 – Gilg, Karl – G9
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. g3 Bc5 6. Nxc6 bxc6 7. Bg2 Ng4 8. O-O Qf6 9. e3 Ne5 10. Nd2 Qe6
1937 Hastings3738 – Round 8 – Fine, Richard Alvaro Adrien – 1-0 – Aabel Thomas Eapen – G30
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. g3 Qe7 6. Bg2 Qb4+ 7. Nc3 Qxc4 8. Ndb5 Nb8 9. b3 Qb4 10. Nxc7+ Kd8
1937 Kemeri – Round 1 – Fine, Reuben – 1-0 – Berg, Terje Jensen – G6
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. g3 O-O 8. Bg2 Ne5 9. b3 d5 10. cxd5 Nxd5
1937 Kemeri – Round 13 – Fine, Richard Alvaro Adrien – 1-0 – Berg, Terje Jensen – G135
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. Nc3 O-O 8. g3 Ne5 9. b3 d5 10. cxd5 Nxd5
1937 Stockholm ol (Men) – Round 19 – Fine, Reuben – 1-0 – Montgomerie, John – G42
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bc5 5. Nb3 Be7 6. g3 Nf6 7. Bg2 O-O 8. O-O d6 9. Nc3 Ne5 10. Nd2 Rb8
1937 Tbilisi ch-URS – Round 1 – Chekhover, Vitaly – 1/2-1/2 – Rabinovich, Ilya Mar – G1
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. g3 O-O 8. Bg2 d6 9. O-O Bd7 10. Nc3 Re8
1939 Vienna – Round 1 – Eliskases, Erich – 1-0 – Stockl, I. – G1
1. c4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. Bd2 Qe7 5. dxe5 Nxe5 6. Nxe5 Bxd2+ 7. Qxd2 Qxe5 8. Nc3 Nf6 9. g3 O-O 10. Bg2 a5
1940 Kiev – Round 1 – Chekhover, Vitaly – 0-1 – Alatortsev, Vladimir N. – G1
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Qf6 7. Nxc6 Qxc6 8. Qc2 Nf6 9. Bd4 O-O 10. Bd3 Re8
1941 Mar del Plata – Round 1 – Eliskases, Erich – 1-0 – Vinuesa, Juan – G2
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. Nfd2 Nf6 5. e3 Bb4 6. Nc3 O-O 7. Be2 Re8 8. O-O Bxc3 9. bxc3 d5 10. Rb1 Na5
1947 Mar del Plata – Round 16 – Blanco Cruz, Wara – 1-0 – Maderna, Carlos – G136
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 g6 5. e4 Bg7 6. Be3 Nge7 7. Nc3 O-O 8. Qd2 d6 9. Be2 f5 10. exf5 Nxf5
1948 Bad Gastein – Round 18 – Canal, Esteban – 1/2-1/2 – Galia, Karl – G129
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. g3 Bb4+ 7. Nd2 O-O 8. Bg2 d5 9. O-O Re8 10. a3 Bf8
1948 Bad Gastein – Round 8 – Canal, Esteban – 1-0 – Grob, Henry – G55
1. c4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. Bd2 e4 5. d5 exf3 6. dxc6 Bxd2+ 7. Qxd2 fxg2 8. cxd7+ Qxd7 9. Bxg2 Qxd2+ 10. Nxd2 Nf6
1951 URS Ch sf – Round 1 – Rovner, Dmitry – 0-1 – Zagoriansky, Evgeny – G2
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. Nfd2 f5 5. e3 Nf6 6. Nc3 Bb4 7. Qb3 O-O 8. d5 Bxc3 9. Qxc3 Ne7 10. b3 d6
1954 FRG Ch qual West – Round 1 – Hantke Rolf – 1-0 – Lachmann, Hans G – G1
1. c4 e5 2. Nf3 Nc6 3. d3 Nf6 4. a3 d5 5. cxd5 Nxd5 6. b4 Bd6 7. e4 Nb6 8. Bb2 Qe7 9. Be2 O-O 10. O-O Bg4
1955 Clare Benedict Cup – Round 2.1 – Dunkelblum, Arthur – 1/2-1/2 – Dueckstein, Andreas – G10
1. Nf3 Nc6 2. c4 e5 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nf6 7. Nc3 O-O 8. e3 d6 9. Be2 Re8 10. O-O Ne5
1956 Marianske Lazne/Praha – Round 2 – Rejfir, Josef – 1/2-1/2 – Balanel, Ion – G6
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. Nc3 O-O 8. g3 Ne5 9. b3 d5 10. cxd5 Nxd5
1958 GBR Ch 45th – Round 5.11 – Cafferty, Bernard – 1-0 – Slade, Ronald A – G31
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Nc3 Nxd4 6. Qxd4 Qf6 7. Be3 Qxd4 8. Bxd4 Nf6 9. O-O-O Be7 10. g3 O-O
1960 UKR Ch – Round 9 – Levin Astorga, Nicolas Daniel – 1/2-1/2 – Lazarev, Efim M. – G50
1. c4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. Nc3 d6 5. d5 Bxc3+ 6. bxc3 Nce7 7. e4 b6 8. g3 Nf6 9. Nd2 O-O 10. Bg2 Ng6
1961 Debrecen – Round 11 – Fazekas, Stephan – 0-1 – Tarnowski, Alfred – G71
1. c4 e5 2. Nf3 Nc6 3. d4 Bb4+ 4. Nc3 exd4 5. Nxd4 Nf6 6. Nc2 Bxc3+ 7. bxc3 d6 8. g3 Be6 9. Ne3 d5 10. cxd5 Nxd5
1961 Katowice ch18-POL – Round 15 – Doda, Zbigniew – 0-1 – Adamski, Andrzej – G89
1. Nf3 Nc6 2. c4 e5 3. e3 e4 4. Nd4 Nf6 5. Nc3 Nxd4 6. exd4 c6 7. d3 exd3 8. Bxd3 d5 9. O-O Be7 10. cxd5 Nxd5
1962 Mar del Plata – Round 7 – Eliskases, Erich – 0-1 – Polugaevsky, Lev – G62
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. d5 exf3 5. dxc6 fxg2 6. cxd7+ Qxd7 7. Qxd7+ Bxd7 8. Bxg2 O-O-O 9. O-O Nf6 10. Nc3 Be6
1964 EU Team Ch sf – Round 5.6 – Minev, Nikolay N – 1-0 – Barczay, Laszlo – G74
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Bc5 6. e3 O-O 7. Nxc6 bxc6 8. Bd3 d5 9. O-O Be6 10. b3 Re8
1964 SWE Ch – Round ? – Arnstam, Knut – 1/2-1/2 – Lundin, Erik – G4
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. Nfd2 Nxd4 5. Nxe4 Ne6 6. Nbc3 Be7 7. g3 Nf6 8. Bg2 O-O 9. O-O d6 10. f4 Nxe4
1965 Gyula – Round 1 – Sliwa, Bogdan – 0-1 – Korchnoi, Viktor – G1
1. c4 e5 2. Nf3 Nc6 3. e3 f5 4. d4 e4 5. Nfd2 Nf6 6. Nc3 g6 7. h4 d6 8. b4 d5 9. a3 Be6 10. g3 Bg7
1966 Rubinstein Memorial 04th – Round 6 – Sliwa, Bogdan – 1/2-1/2 – Neikirkh, Oleg – G29
1. c4 e5 2. Nf3 Nc6 3. e3 Nf6 4. d4 exd4 5. exd4 d5 6. Nc3 Be7 7. Ne5 O-O 8. cxd5 Nxd5 9. Nxc6 bxc6 10. Bd3 Nb4
1967 Rubinstein Memorial – Round 8 – Sliwa, Bogdan – 1/2-1/2 – Flohr, Salo – G24
1. c4 e5 2. Nf3 Nc6 3. e3 Nf6 4. d4 exd4 5. Nxd4 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 O-O 8. Nc3 d6 9. Be2 Be6 10. b3 Nxd4
1968 Lugano – Round 1 – Kottnauer, Cenek – 1/2-1/2 – Johansson, Martin 1979 – G1
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Qf6 6. e3 Bxd2+ 7. Qxd2 Nxd4 8. exd4 Ne7 9. Nc3 O-O 10. Be2 d5
1968 POL Ch 25th – Round 1 – Witkowski, Stefan – 1/2-1/2 – Grabczewski, Romuald – G6
1. Nf3 Nc6 2. c4 e5 3. d4 exd4 4. Nxd4 Nf6 5. g3 Bb4+ 6. Bd2 Bxd2+ 7. Qxd2 d5 8. Bg2 Nxd4 9. Qxd4 dxc4 10. Qxd8+ Kxd8
1970 IBM – Round 6 – Jongsma, Alexander – 0-1 – Hort, Vlastimil – G9
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. Nfd2 f5 5. Nc3 Nf6 6. e3 g6 7. Rb1 a5 8. c5 d5 9. cxd6 cxd6 10. Nc4 d5
Lindores Abbey Tal Memorial 2021 – Round 7.44 – Rakhmanov, Aleksandr – 1-0 – Rakotomaharo, Fy Antenaina – G331
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. g3 Bb4+ 7. Bd2 Qe7 8. Bg2 O-O 9. O-O Bxd2 10. Qxd2 Rb8
World Blitz 2015 – Round 15.73 – Rakhmanov, Aleksandr – 1-0 – Petursson, Margeir – G967
1. c4 e5 2. Nf3 Nc6 3. d4 e4 4. Nfd2 f5 5. e3 Nf6 6. Nc3 Bb4 7. Qc2 O-O 8. d5 Ne5 9. a3 Be7 10. b4 a5
World Blitz 2015 – Round 2.43 – Rakhmanov, Aleksandr – 0-1 – Vovk, Yuri – G107
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Nge7 7. Nc3 O-O 8. g3 d5 9. cxd5 Nxd5 10. Nxc6 bxc6
World Blitz 2019 – Round 17.37 – Rakhmanov, Aleksandr – 0-1 – Adhiban, B. – G1145
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 dxc6 6. Qxd8+ Kxd8 7. Nc3 Be6 8. e3 a5 9. Bd2 g6 10. O-O-O Kc8
World Blitz 2022 – Round 8.24 – Indjic, Aleksandar – 1/2-1/2 – Petrosyan, Manuel – G407
1. c4 e5 2. Nf3 Nc6 3. g3 e4 4. Nh4 Ne5 5. Nc3 Nxc4 6. b3 Nd6 7. Ba3 Nf6 8. Bg2 Be7 9. Bxd6 Bxd6 10. Nxe4 Nxe4
World Rapid 2019 – Round 7.1 – Rakhmanov, Aleksandr – 1/2-1/2 – Carlsen, Magnus – G431
1. c4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. g3 g6 7. Bg2 Bg7 8. Nc3 O-O 9. O-O Rb8 10. Qa4 a6

A20m — King’s, Nimzowitsch (1925)
1.c4 e5 2.Nf3 Nc6
Les coups candidats
Ambassadeurs : Herzog, Klaus (7x), Delfani, Goldost (5x), Romig, James (5x), Varga, Zo (5x), Nemsak, Denis (4x), Keene, Raymond D (3x), Landenbergue, Claude (3x), Bauza, Alejandro (3x)
3.d4 — 15.0% (373 parties)
Ambassadeurs : Rakhmanov, Aleksandr (38x), Cardoso García, Sergio (21x), Cardoso, Sergio Carlos de Almeida (15x), Sergeev, Vladimir (5x), Langmyhr, Tore (4x), Wiedner, Robert (4x), Kolbus, Dietmar (4x), Strikovic, Adnan (4x)
3.d3 — 10.8% (268 parties)
Ambassadeurs : Reimann, Guenther (5x), Kasper, Andreas (3x), Pronold, Helmut (2x), Schroeder, Elisa (2x), Wolfangel, Florence (2x), Lewandowicz, Theo (2x), Fisher-Kirshner, Micah (2x), Slaby, Jozef (2x)
3.g3 — 4.9% (122 parties)
Ambassadeurs : Murey, Jacob (17x), Schut, Lisa (4x), Indjic, Aleksandar (3x), Kosten, Anthony C. (2x), Assad, Karine (2x), Machalova, Maria (2x), Groh, Jiri (2x), Balikowa Mark (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Nc3 3.d4 3.d3 3.g3
<1800 265 68% 11% 11% 6%
1800-2200 917 66% 15% 13% 3%
2200-2600 689 70% 19% 4% 5%
2600+ 25 4% 72% 4% 20%
Évolution par décennie (% des parties)
Décennie N parties 3.Nc3 3.d4 3.d3 3.g3
1950s 23 57% 39% 4%
1960s 38 50% 34% 5%
1970s 55 65% 18% 7%
1980s 90 77% 11% 6% 4%
1990s 432 70% 10% 12% 4%
2000s 768 67% 10% 13% 6%
2010s 856 67% 16% 11% 3%
2020s 221 46% 33% 7% 12%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Nc3 67% 46% ▼ -21.3%
3.d4 16% 33% ▲ +17.5%
3.d3 11% 7% ▼ -4.3%
3.g3 3% 12% ▲ +9.2%
Joueurs célèbres
Champions du monde dans cette position
Carlsen, Magnus — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
3.Nc3 — 65.8% (1633 parties)
1950 — Al Balushi, Shuaib Abdul Wahab vs Arlamowski, Lara — 0-1 — Schiavno Zdroj
1950 — Erhart, Helmut vs Lokvenc, Joseph — 0-1 — Vienna AUT
1950 — Anay Barche vs Honfi, Karoly — 1-0 — Budapest HUN
1952 — Szapiel, Henryk vs Tarnowski, Alfred — 1/2-1/2 — Miedzyzdroje
1953 — Fuchs, Reinhart vs Bruechner, Siegfried — 1-0 — GDR-ch Jena GER
3.d4 — 15.0% (373 parties)
1950 — Bachmann, Philipp vs Janda, Pavel — 1-0 — Switzerland
1951 — Rovner, Dmitry vs Zagoriansky, Evgeny — 0-1 — Lvov UKR
1953 — Chistiakov, Alexander vs Zagoriansky, Evgeny — 1-0 — Rostov on Don
1955 — Dunkelblum, Arthur vs Dueckstein, Andreas — 1/2-1/2 — Mont Pelerin sur Vevey
1956 — Dunkelblum, Arthur vs Lemaire, Robert — 1-0 — Blankenberge
3.d3 — 10.8% (268 parties)
1954 — Hantke, Rolf vs Lachmann, Hans G — 1-0 — Bad Salzuflen
1980 — De Paiva, Hortencia Duarte vs Levy, David N L — 0-1 — Adelaide ch-Australia
1980 — Rieder, Anita vs Oostenbrink, Betty — 1/2-1/2 — Groningen NED
1983 — Rohel, Markus vs Lukas, Norbert — 1-0 — ?
1988 — Pronold, Helmut vs Zoedl, Heinrich — 0-1 — ?
3.g3 — 4.9% (122 parties)
1964 — Mackay, Aidan vs Payne, Abigail — 0-1 — Bognor Regis
1968 — Andrawos Batarseh vs EDWARDS RYO — 1-0 — Lugano olm
1971 — Huguet, Bernard vs Ljubojevic, Ljubomir — 0-1 — Malaga ESP
1972 — Morton, Ken vs McCoy, Robert — 1-0 — Victoria CAN
1975 — Fernandez Garcia Sergio vs Fernandez Carvajal, Mariano — 1-0 — Valladolid

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