A20l — English: King’s, Nimzowitsch, Flohr Variation

1.c4 e5 2.Nf3 e4 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
wP
bP
wN
wP
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wB
wR
abcdefgh
Plans. Nd4 (Cavalier centralisé en d4 — 98 % des parties) ; Ng1 (1 % 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
bP
wP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bBFou actif — mobilité 5
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...Nc6 (Développer b8 — 75 % des parties) ; ...Nf6 (Développer g8 — 13 % des parties).
Avantages
Faiblesses
Diagonale active
Plans

Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes
Cases faibles
Centre ● d4 (1v0), ● d5 (1v0), ● e5 (1v0)
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) 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 mobile
Ruptures ● d2-d3 ● …d7-d5, ● …e4-e3
Partie
1923 Karlsbad – Round 14 – Tartakower, Savielly – 1-0 – Spielmann, Rudolf – G127
1. c4 e5 2. Nf3 e4 3. Nd4 c5 4. Nb3 Nf6 5. Nc3 Nc6 6. e3 d5 7. cxd5 Ne5 8. Bb5+ Bd7 9. d4 exd3 10. f4 Bxb5
1923 Maehrisch Ostrau – Round 4 – Tartakower, Savielly – 1/2-1/2 – Gruenfeld, Ernst – G21
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nxd4 5. exd4 Qf6 6. d5 Bc5 7. Qe2 Qe7 8. Nc3 Nf6 9. d3 exd3 10. Qxe7+ Bxe7
1925 DSB-24.Kongress – Round 10 – Rubinstein, Akiba – 1-0 – Saemisch, Friedrich – G9
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 Bc5 6. b3 O-O 7. g3 Re8 8. Bg2 a5 9. O-O d6 10. Ne3 Nd4
1925 DSB-24.Kongress – Round 5 – Rubinstein, Akiba – 1/2-1/2 – Tarrasch, Siegbert – G5
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 Bc5 6. b3 O-O 7. g3 a6 8. Bg2 Re8 9. O-O d6 10. Ne3 Nd4
1925 Marienbad – Round 12 – Reti, Richard – 0-1 – De La Torre Huertas, Carlos – G74
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. Nc3 Nf6 6. g3 Bc5 7. Bg2 Bf5 8. O-O O-O 9. Kh1 Qd4 10. Qb3 Rfe8
1925 Marienbad – Round 14 – Reti, Richard – 0-1 – Nimzowitsch, Aron – G88
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Bc5 5. Nc3 Nf6 6. d4 exd3 7. exd3 d5 8. d4 Be7 9. c5 Bf5 10. Bd3 Bxd3
1928 Brno – Round 3 – Reti, Richard – 1/2-1/2 – Saemisch, Friedrich – G6
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nxd4 5. exd4 Qf6 6. d5 Bc5 7. Qe2 Qe7 8. Nc3 f5 9. d3 Nf6 10. Bg5 O-O
1928 Brno – Round 7 – Walter, Max – 1/2-1/2 – Saemisch, Friedrich – G16
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nxd4 5. exd4 Qf6 6. d5 Bc5 7. Qe2 Qe7 8. Nc3 f5 9. d3 Nf6 10. Bg5 O-O
1931 GBR Ch 24th – Round 2 – Winter, William – 1-0 – Michell, Reginald – G3
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 d6 6. g3 Bf5 7. Bg2 Bg6 8. Ne3 Nd4 9. b3 Qd7 10. Bb2 c5
1931 Praag predolympijsky – Round ? – Berger Chepurniak, Violetta – 0-1 – Gilg, Karl – G3
1. c4 e5 2. Nf3 e4 3. Nd4 d5 4. cxd5 Qxd5 5. Nc2 Nf6 6. Nc3 Qd8 7. g3 Bc5 8. Bg2 Qe7 9. O-O O-O 10. Ne3 Nc6
1935 Warsaw ol Warsaw POL – Round 16 – Tartakower, Savielly – 1/2-1/2 – Alekhine, Alexander – G27
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. d3 exd3 6. Qxd3 Qxd3 7. exd3 Bf5 8. Be3 O-O-O 9. d4 Nf6 10. f3 Bb4+
1935 World Championship 16th – Round 18 – Euwe, Max – 1/2-1/2 – Alekhine, Alexander – G8
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 Bc5 6. b3 O-O 7. g3 d5 8. cxd5 Nb4 9. Nxb4 Bxb4 10. Bg2 Re8
1938 USA Ch – Round 2 – Fine, Reuben – 1-0 – Shainswit, George – G8
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 d5 5. cxd5 Qxd5 6. Nc3 Qe5 7. d4 exd3 8. Qxd3 Nb4 9. Nxb4 Bxb4 10. Qc4 Bxc3+
1939 Leningrad ch-URS – Round 17 – Chekhover, Vitaly – 1-0 – Kan, Ilya A – G136
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nb3 a5 5. a4 Nf6 6. Nc3 Be7 7. g3 d5 8. cxd5 Nb4 9. Bg2 Bf5 10. O-O Nbxd5
1947 Buenos Aires ch-ARG – Round 1 – Alvarez Martin, Pedro – 1/2-1/2 – Rubinstein, P. – G2
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Ne5 5. b3 g6 6. Nc3 f5 7. d4 exd3 8. exd3 Bg7 9. d4 Nf7 10. Bb2 Nf6
1952 YUG Ch – Round 11 – Puc, Stojan – 1/2-1/2 – Andric, Dragoslav – G15
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nb5 Nf6 5. d4 exd3 6. Qxd3 a6 7. N5c3 d5 8. cxd5 Nb4 9. Qd1 Nfxd5 10. Nxd5 Qxd5
1955 CSR Ch – Round 4 – Rejfir, Josef – 1/2-1/2 – Florian, Jaromir – G26
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Bc5 5. Nc3 Nf6 6. g3 d6 7. Bg2 Bf5 8. O-O Qd7 9. Ne3 Bh3 10. Ned5 Bxg2
1955 Hoechst ch-GER – Round 1 – Hantke, R. – 0-1 – Pfeiffer, Gerhard – G2
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 Bc5 6. e3 O-O 7. d4 exd3 8. Bxd3 d6 9. Be2 Bf5 10. O-O Re8
1955 Moskou ch-URS – Round 1 – Botvinnik, Mikhail – 1-0 – Kan, Ilya A – G5
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. Nc3 Nf6 6. e3 Bd6 7. d4 exd3 8. Bxd3 Qe7 9. Qc2 Be6 10. b3 O-O-O
1958 Hamburg Ch – Round 13 – Koesler, Hans Dieter – 1/2-1/2 – Ahues, Carl – G31
1. c4 e5 2. Nf3 e4 3. Nd4 d5 4. cxd5 Qxd5 5. e3 Nf6 6. Nc3 Qd8 7. d3 exd3 8. Bxd3 Bd6 9. h3 O-O 10. O-O a6
1960 CSR Ch – Round 16 – Rejfir, Josef – 0-1 – Vesely, Jiri – G134
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. g3 d5 6. cxd5 Qxd5 7. Bg2 Qe5 8. Nc3 Bf5 9. Ne3 Bc5 10. a3 O-O-O
1960 Moscow CCCT – Round 7 – Kholmov, Ratmir D – 1/2-1/2 – Smyslov, Vladimir – G37
1. c4 e5 2. Nf3 e4 3. Nd4 Nf6 4. Nc3 Nc6 5. Nb3 Bb4 6. g3 a5 7. a3 Bxc3 8. dxc3 d6 9. Bg2 h6 10. O-O O-O
1960 Poland Ch – Round 13 – Mannke, Manfred – 1/2-1/2 – Filipowicz, Andrzej – G51
1. c4 e5 2. Nf3 e4 3. Nd4 Nf6 4. b3 Bc5 5. Bb2 Nc6 6. Nxc6 bxc6 7. d4 exd3 8. Qxd3 d5 9. e3 O-O 10. a3 Rb8
1962 Varna olm – Round 1 – Rantanen, Martti – 1/2-1/2 – Thiellement, Andre – G4
1. c4 e5 2. Nf3 e4 3. Nd4 Nf6 4. e3 Nc6 5. Nc3 Bb4 6. Qc2 Nxd4 7. exd4 O-O 8. Be2 d5 9. a3 Bxc3 10. dxc3 Bf5
1963 Paris FRA – Round 9 – Kottnauer, Cenek – 1-0 – Druon, Roger – G22
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nxd4 5. exd4 d5 6. d3 exd3 7. Bxd3 Nf6 8. O-O Be7 9. Nc3 c6 10. Bg5 dxc4
1963 URS Team Ch Moscow RUS – Round 4 – Seoev, Robert – 1/2-1/2 – Krogius, Nikolai V – G28
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. g3 Nf6 6. Bg2 Bf5 7. Qb3 Qc8 8. h3 h5 9. Nc3 Bc5 10. Na4 Bd4
1966 Palma de Mallorca – Round 12 – O'Kelly, Albéric de Galway – 0-1 – Portisch, Lajos – G69
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nf6 5. Nxc6 dxc6 6. d4 Bf5 7. Nc3 Qd7 8. h3 h5 9. Qa4 a6 10. b3 h4
1967 Szczecin ch POL – Round 9 – Sliwa, Bogdan – 1-0 – Sydor, Andrzej – G41
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nxd4 5. exd4 Qf6 6. d5 Bc5 7. Qe2 Qg6 8. Nc3 f5 9. Nb5 Qb6 10. b4 Bxb4
1968 Lugano olm - Round 1 - Johannessen, Simon T - 1-0 - Friedgood, David - G321
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 bxc6 5. Nc3 Nf6 6. g3 d5 7. cxd5 cxd5 8. d3 exd3 9. Qxd3 Be7 10. Bg2 Be6
FIDE Grand Swiss 2025 – Round 4 – Donchenko Alexander – 1/2-1/2 – Robson Ray – G215
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nf6 5. Nc3 g6 6. d3 exd3 7. Bxd3 Bg7 8. Be2 O-O 9. O-O Nxd4 10. Qxd4 Re8
Lindores Abbey Tal Memorial 2021 – Round 2.4 – Rakhmanov, Aleksandr – 0-1 – Navara, David – G92
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 g6 5. Nxc6 dxc6 6. Nc3 Nf6 7. b3 Bg7 8. Bb2 Bf5 9. h3 h5 10. Qc2 Qd7
Smyslov Region Group Cup 2021 – Round 7.7 – Rakhmanov, Aleksandr – 1-0 – Esipenko, Andrey – G73
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nf6 5. Nc3 Bc5 6. Nde2 O-O 7. Ng3 Re8 8. a3 a5 9. Qc2 Qe7 10. Nd5 Qe5
Tal Memorial Blitz 2008 – Round 30 – Svidler, Peter – 1/2-1/2 – Gelfand, Boris – G246
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nc2 Nf6 5. Nc3 Bc5 6. d4 exd3 7. exd3 d5 8. d4 Be7 9. c5 O-O 10. Bd3 b6
World Blitz 2015 – Round 8.43 – Rakhmanov, Aleksandr – 0-1 – Seirawan, Yasser – G499
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. Nxc6 dxc6 5. Nc3 Nf6 6. e3 Bf5 7. Qb3 b6 8. Qc2 Qd7 9. b3 Be7 10. h3 h5
World Blitz 2021 – Round 13.28 – Zvjaginsev, Vadim – 0-1 – Ter-Sahakyan, Samvel – G767
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nf6 5. Nc3 Bc5 6. Nb3 d6 7. Be2 O-O 8. O-O Bb6 9. f3 exf3 10. Bxf3 Ne5
World Rapid 2021 – Round 12.4 – Grischuk, Alexander – 0-1 – Caruana, Fabiano – G710
1. c4 e5 2. Nf3 e4 3. Nd4 Nc6 4. e3 Nf6 5. Nc3 Ne5 6. f4 Nd3+ 7. Bxd3 exd3 8. O-O d5 9. cxd5 Nxd5 10. Nxd5 Qxd5

A20l — Nimzowitsch-Flohr Variation (1923)
1.c4 e5 2.Nf3 e4
Les coups candidats
3.Nd4 — 98.0% (594 parties)
Ambassadeurs : Cardoso García, Sergio (54x), Cardoso, Sergio Carlos de Almeida (40x), Rakhmanov, Aleksandr (28x), Kermer, Wolf Dieter Dr (18x), Murey, Jacob (16x), Jefferson, N. W.. (7x), Cardoso Garcia, Sergio (6x), Romig, James (6x)
3.Ng1 — 1.3% (8 parties)
Ambassadeurs : Groh, Jiri (3x), Casadei, Mauro (1x), Nikcevic, Nebojsa (1x), Fritz Finley Otieno (1x), Lodim Simon Peter (1x), Tyle, Vladimir (1x), Vojta, Tomas (1x), Nun, Josef (1x)
3.Ne5 — 0.3% (2 parties)
Ambassadeurs : Heide, Kent (1x), Mattfeld, Eric (1x), Novoa, Nicolas (1x), Shim Ng Min Francis (1x)
3.Ng5 — 0.2% (1 parties)
Ambassadeurs : Blum, Pierre (1x), Blatt, Robert (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Nd4 3.Ng1 3.Ne5 3.Ng5
<1800 38 100%
1800-2200 197 98% 2%
2200-2600 218 99% 1%
2600+ 30 100%
Évolution par décennie (% des parties)
Décennie N parties 3.Nd4 3.Ng1 3.Ne5 3.Ng5
1950s 8 100%
1960s 14 100%
1970s 12 100%
1980s 39 100%
1990s 73 92% 7% 1%
2000s 99 96% 2% 1%
2010s 214 100% 0%
2020s 147 99% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Nd4 100% 99% -0.2%
3.Ng1 0% 1% ▲ +0.7%
3.Ne5 0% 0% -0.5%
3.Ng5 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Parties historiques
3.Nd4 — 98.0% (594 parties)
1950 — Moller, Baldur Helgi vs Gilfer, Eggert — 1-0 — Reykjavik ISL
1952 — Puc, Stojan vs Abdi, Andreas — 1/2-1/2 — ?
1952 — Puc, Stojan vs Abdi, Andreas — 1/2-1/2 — Belgrade SRB
1953 — Yebdokimov vs Ragosin — 0-1 — Corr.
1955 — Botvinnik, Mikhail vs Kan, Ilya — 1-0 — Moskou ch-URS
3.Ng1 — 1.3% (8 parties)
1992 — Groh, Jiri vs Casadei, Mauro — 1-0 — Cattolica ITA
1992 — Groh, Jiri vs Nikcevic, Nebojsa — 1/2-1/2 — Cattolica ITA
1993 — Fritz Finley Otieno vs Lodim Simon Peter — 0-1 — Edzo
1996 — Groh, Jiri vs Nun, Josef — 0-1 — Czech 1st League
1998 — Tyle, Vladimir vs Vojta, Tomas — 0-1 — Svetla nad Sazavou
3.Ne5 — 0.3% (2 parties)
2000 — Heide, Kent vs Mattfeld, Eric — 0-1 — ?
2014 — Novoa, Nicolas vs Shim Ng Min Francis — 0-1 — ?
3.Ng5 — 0.2% (1 parties)
1998 — Blum, Pierre vs Blatt, Robert — 0-1 — San Mateo, CA USA

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