E20k — Nimzo-Indian: 4.f3 c5 5.d5

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 c5 5.d5 * ● Trait aux Noirs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte e4, case forte b5, avant-poste e4(C), paire de fous.
Faiblesses adverses : arriéré d7, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, arriéré e2, 5 pièces non développées (G1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5, libère Bf1
● Nf3 — Développer Ng1
● Bg5 — Clouer Nf6

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : paire de fous.
Faiblesses adverses : arriéré e2, Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, arriéré d7, 4 pièces non développées (B8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...d6 — Libérer Bc8
● ...Nc6 — Développer Nb8
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E20k —

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.f3 c5 5.d5

Eval: [-0.08]

Les coups candidats

5…O-O — 27.8% (1305 parties)

Ambassadeurs : Salzmann, Stefan (25x), Legemaat, Gert (18x), Sundqvist, Christer (17x), Amico, Rosario (16x), Volkov, Sergey (15x), Troia, Elio (10x), Tritt, Maciej (9x), Walther, Joachim (9x)

5…b5 — 24.2% (1139 parties)

Ambassadeurs : Volkov, Sergey (15x), Woelk, Tom-Frederic (8x), Kalogridis, Antonios (8x), Choroszej, Aleksander (7x), Legemaat, Gert (7x), Narkun, Michal (6x), Erigaisi Arjun (6x), Moskalenko, Viktor (5x)

5…d6 — 23.6% (1108 parties)

Ambassadeurs : Moskalenko, Viktor (10x), Choroszej, Aleksander (8x), Kiselev, Sergey. (5x), Wallinger, Manfred (5x), Narkun, Michal (5x), Edwards, K. E. D. G.. (5x), Sundqvist, Christer (5x), Potapova, Margarita (5x)

5…Bxc3+ — 10.4% (488 parties)

Ambassadeurs : Partos, Charles (6x), Roeschlau, Bernd (5x), Kantorik, Marian (5x), Herzog, Klaus (5x), Csom, Istvan (4x), Petrosian, Arshak B (4x), Bousios, Hristos (3x), Costea, Eugen (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…O-O	5…b5	5…d6	5…Bxc3+
<1800	63	24%	21%	22%	10%
1800-2200	1336	29%	21%	26%	11%
2200-2600	2791	29%	27%	24%	9%
2600+	142	41%	37%	12%	3%

Évolution par décennie (% des parties)

Décennie	N parties	5…O-O	5…b5	5…d6	5…Bxc3+
10s	1	100%	—	—	—
1940s	1	—	—	100%	—
1950s	6	—	33%	17%	50%
1960s	42	12%	17%	17%	19%
1970s	31	3%	13%	6%	45%
1980s	169	4%	12%	21%	36%
1990s	523	4%	16%	23%	25%
2000s	726	13%	18%	22%	22%
2010s	1845	41%	20%	22%	5%
2020s	1357	31%	38%	27%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…O-O	41%	31%	▼ -10.8%
5…b5	20%	38%	▲ +17.0%
5…d6	22%	27%	▲ +5.3%
5…Bxc3+	5%	1%	▼ -4.0%

Joueurs célèbres

Champions du monde dans cette position

Ding, Liren — 4 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Hou, Yifan — 2 parties
Kasparov, Garry — 1 partie
Kramnik, Vladimir — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

5…O-O — 27.8% (1305 parties)

11 — Blittkowsky, Ralf vs Heyvaert Philippe — 1/2-1/2 — IECC
1965 — Lipinski, Georg vs Zeitler, Hans-Juergen — 0-1 — Kiel GER
1966 — Partos, Charles vs Ungureanu, Emil — 0-1 — Bucharest ROU
1967 — Gheorghiu, Florin vs Keres, Paul Petrovich — 1/2-1/2 — Moscow RUS
1967 — Martz, William vs Karklins, Andrew — 0-1 — Western Open

5…b5 — 24.2% (1139 parties)

1957 — Kortchnoi, V. vs Gurgenidze, B. — 1-0 — Sverdlovsk
1959 — Taimanov, Mark vs Cezlach — 1-0 — USSR
1960 — Szabo, Ladislav vs Casabella, Miguel Angel — 1-0 — Santa Fe
1962 — Pantaleev, Dimitar Dimitrov vs Bobotsov, Milko G — 1-0 — Sofia BUL
1962 — Szabo, Ladislav vs Aguilar Petersen, Martin Alejandro — 1-0 — Varna BUL

5…d6 — 23.6% (1108 parties)

1941 — Rahn, Kurt vs Mueller, Hans — 1/2-1/2 — Bad Oeynhausen GER
1957 — Spassky, Boris Vasily vs Cherepkov, Alexander V — 1/2-1/2 — Leningrad RUS
1962 — O'Kelly de Galway, Alberic vs Beni, Alfred — 1-0 — Lasker mem Berlin-Ost
1967 — Partos, Charles vs Soos, Bela — 1/2-1/2 — Bucharest ROU
1967 — Gheorghiu, Florin vs Haag, Ervin — 1/2-1/2 — Bucharest ROU

5…Bxc3+ — 10.4% (488 parties)

1954 — Kortchnoi, V. vs Lisitsin, Gleb — 0-1 — Kiev ch-URS
1954 — Korchnoi, Viktor vs Lisitsin, Georgy — 0-1 — URS ch
1956 — Benko, Angelina vs Portisch, Ferenc — 1-0 — Budapest HUN
1960 — Taimanov, Mark vs Badiola De Miguel, Carlos — 1-0 — Cordoba ARG
1960 — Ojanen, Kaarle S vs Schuster, Theodor — 1-0 — Nijmegen NED

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● e2	● d7
Chaînes	● e2→f3, g2→f3, c4→d5	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v1), ● b5 (2v0)	—
Cases faibles	—	—
Centre	● d5 (3v2), ● e4 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bb4		● Bb4 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Clouages	● knight c3	—
Non développées	5 (g1, c1, f1, a1, h1)	4 (b8, c8, 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	tension
Ruptures	● d5-d6, ● e2-e3, ● f3-f4	● …d7-d6, ● …e6-e5

Partie
1941 GER Ch 8th – Round 9 – Rahn, Kurt – 1/2-1/2 – Mueller, Hans – G20 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 Bxc3+ 7. bxc3 e5 8. Bg5 Nbd7 9. Qd2 O-O 10. Bd3 Re8
1954 Kiev ch-URS – Round 1 – Kortchnoi, V. – 0-1 – Lisitsin, Gleb – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 Qa5 7. Bd2 d6 8. e4 O-O 9. Bd3 Nbd7 10. Ne2 Ne5
1956 Budapest Szikra – Round 1 – Benko, Angelina – 1-0 – Portisch, Ferenc – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 e5 7. e4 d6 8. Bd3 Nh5 9. Ne2 Qh4+ 10. g3 Qh3
1957 Leningrad Ch – Round 10 – Spassky, Boris Vasily – 1/2-1/2 – Cherepkov, Alexander V – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. Bd2 O-O 7. e4 Re8 8. Nge2 exd5 9. cxd5 a6 10. a4 Nbd7
1957 URS Ch, semi final – Round 19 – Kortchnoi, V. – 1-0 – Gurgenidze, B. – G174 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 O-O 8. Ne2 d6 9. O-O e5 10. Qc2 Nbd7
1959 USSR – Round 1 – Taimanov, Mark E – 1-0 – Cezlach – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 Bb7 8. a3 Bxc3+ 9. bxc3 Nxd5 10. Bxd5 exd5
1960 Cordoba – Round 1 – Taimanov, Mark E – 1-0 – Badiola De Miguel, Carlos – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 e5 7. e4 d6 8. Bd3 Nbd7 9. Ne2 Nf8 10. Bc2 Ng6
1960 Santa Fe – Round 1 – Szabo, Ladislav – 1-0 – Casabella, Miguel Angel – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 exd5 8. exd5 O-O 9. Ne2 d6 10. O-O Nbd7
1962 Lasker Memorial Berlin-Ost – Round 8 – O'Kelly de Galway, Alberic – 1-0 – Beni, Alfred – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 Bxc3+ 7. bxc3 e5 8. Bd3 Nbd7 9. Ne2 Nf8 10. Bc2 Ng6
1964 Bordeaux Open Bordeaux FRA – Round 1 – O'Kelly de Galway, Alberic – 1-0 – Limbos, Paul – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 exd5 6. cxd5 O-O 7. e4 Re8 8. Ne2 d6 9. Ng3 Nbd7 10. Be2 Ne5
1965 Capablanca Memorial – Round 4 – Lehmann, Heinz – 1/2-1/2 – Parma, Bruno – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 exd5 6. cxd5 d6 7. e4 O-O 8. Bg5 h6 9. Bh4 Re8 10. Bb5 Bd7
1965 It II Beverwijk NED – Round 10 – Kieninger, Georg – 1-0 – Crabbendam, Rico – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 Qa5 7. Bd2 e5 8. e4 d6 9. Bd3 Nbd7 10. Ne2 h6
1967 CSR Ch – Round 5 – Kupka, Slavoj – 1-0 – Novak, Ervin – G32 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 exd5 6. cxd5 d6 7. e4 O-O 8. Bd3 Nbd7 9. Ne2 Ne5 10. Bc2 Bd7
1967 Moscow – Round 1 – Gheorghiu, Florin – 1/2-1/2 – Keres, Paul Petrovich – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 Re8 7. Bd2 d6 8. Nge2 a6 9. Ng3 Nbd7 10. dxe6 fxe6
1967 ROM Ch – Round 15 – Ungureanu, Emil – 0-1 – Troianescu, Octav – G102 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 e5 6. e4 Bxc3+ 7. bxc3 d6 8. Bd3 O-O 9. Ne2 Ne8 10. O-O f6
1967 ROM Ch – Round 17 – Partos, Charles – 1-0 – Troianescu, Octav – G114 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 e5 6. e4 Bxc3+ 7. bxc3 d6 8. Bd3 O-O 9. Ne2 Ne8 10. g4 f6
1967 Sofia tt – Round 1 – Ungureanu, Emil – 1/2-1/2 – Schoeneberg, Manfred – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 exd5 6. cxd5 d6 7. e4 O-O 8. Ne2 Re8 9. Ng3 Nbd7 10. Be2 Nf8
1967 Sofia tt – Round 5 – Partos, Charles – 1/2-1/2 – Kolarov, Atanas Stefanov – G71 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 e5 7. Ne2 Nbd7 8. g4 Nf8 9. h4 h6 10. Be3 N6h7
1968 Budapest – Round ? – Forintos, Gyozo V – 1-0 – Kovacs, MG. – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 exd5 6. cxd5 Qa5 7. Bd2 Qd8 8. e4 d6 9. Bb5+ Bd7 10. Bd3 a6
1968 Budapest – Round 1 – Portisch, Lajos – 0-1 – Forintos, Gyozo V – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Nh5 6. g3 f5 7. Bd2 O-O 8. e3 d6 9. dxe6 Bxe6 10. Nd5 Bxd5
1968 Havirov – Round 4 – Pantaleev, Dimitar Dimitrov – 0-1 – Gulko, Boris – G11 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. f3 c5 5. d5 d6 6. Bd2 O-O 7. e4 exd5 8. cxd5 Nh5 9. Qe2 b5 10. g4 Nf6
1968 Havirov – Round 8 – Pantaleev, Dimitar Dimitrov – 0-1 – Jankovec, Ivan – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 exd5 8. Bxd5 Nxd5 9. Qxd5 Nc6 10. Ne2 Ba6
1968 Hoogovens – Round 15 – Gheorghiu, Florin – 1/2-1/2 – Rossolimo, Nicolas – G129 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 exd5 8. Bxd5 Nxd5 9. Qxd5 Nc6 10. Ne2 Ba6
1972 Skopje ol (Men) fin-A – Round 10 – Martz, William – 0-1 – Csom, Istvan – G77 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 Nh5!? 7. g3 f5 8. e4!? f4?! 9. Ne2 e5 10. Bh3 O-O
1990 Linares 8th – Round 6 – Gelfand, Boris – 0-1 – Short, Nigel D – G35 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 bxc4 7. Bxc4 exd5 8. Bxd5 Nxd5 9. Qxd5 Nc6 10. Ne2 O-O
22. ECU Club Cup 2006 – Round 6 – Khenkin, Igor – 1/2-1/2 – Anastasian, Ashot – G142 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 Re8 7. Bd2 d6 8. Nge2 exd5 9. cxd5 Nbd7 10. a3 Ba5
3. Norway Chess 2015 – Round 6.3 – Grischuk, Alexander – 0-1 – Topalov, Veselin – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 b5 8. Nf4 exd5 9. cxd5 a6 10. Be2 Nbd7
3. Sinquefield Cup 2015 – Round 4.3 – So, Wesley – 0-1 – Aronian, Levon – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 a6 8. a4 Ba5 9. Bd2 exd5 10. cxd5 Nh5
4. Norway Chess 2016 – Round 2.5 – Eljanov, Pavel – 1/2-1/2 – Harikrishna, Pentala – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 O-O 7. Nh3 d6 8. Nf4 e5 9. Ne2 Nh5 10. g4 Qh4+
41. Olympiad Open 2014 – Round 8.9 – Mekhitarian, Krikor Sevag – 0-1 – L'Ami, Erwin – G601 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 exd5 8. exf6 d4 9. a3 Ba5 10. b4 dxc3
42. Olympiad 2016 – Round 3.19 – Shirov, Alexei – 1/2-1/2 – Grandelius, Nils – G194 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 O-O 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 Nc7
42. Olympiad 2016 – Round 7.21 – Le, Quang Liem – 1-0 – Predojevic, Borki – G496 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Bd2 Re8 8. Nge2 a6 9. a4 exd5 10. cxd5 Nbd7
7. Norway Blitz 2019 – Round 4.5 – Mamedyarov, Shakhriyar – 0-1 – Ding, Liren – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 a6
7. World Team Championship 2010 – Round 8 – Ganguly, Surya Shekhar – 1-0 – Postny, Evgeny – G124 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 O-O 7. Ne2 Ne8 8. Ng3 f5 9. dxe6 Bxc3+ 10. bxc3 fxe4
8. Norway Chess 2020 – Round 5.2 – Caruana, Fabiano – 0-1 – Aronian, Levon – G14 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Bd2 Bxc3 8. Bxc3 b4 9. Bd2 O-O 10. Ne2 Nh5
8. Sinquefield Cup 2021 – Round 7.3 – Mamedyarov, Shakhriyar – 0-1 – Caruana, Fabiano – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. Bd2 Bxc3 8. Bxc3 b4 9. Bd2 O-O 10. Ne2 exd5
84. Tata Steel Masters 2022 – Round 12.5 – Shankland, Sam – 1-0 – Karjakin, Sergey – G79 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Bd2 a6 8. a4 bxc4 9. Bxc4 Nbd7 10. dxe6 fxe6
Biel Interzonal 1993 – Round 11 – Dreev, Aleksey – 0-1 – Salov, Valery – G240 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 Re8 7. Bd2 exd5 8. cxd5 d6 9. Nge2 Nbd7 10. Ng3 a6
Croatia GCT 2019 – Round 1.6 – Mamedyarov, Shakhriyar – 1/2-1/2 – Karjakin, Sergey – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 exd5 8. exf6 d4 9. a3 Ba5 10. b4 dxc3
FIDE Candidates 2014 – Round 12.2 – Mamedyarov, Shakhriyar – 1/2-1/2 – Karjakin, Sergey – G46 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 O-O 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 c4
FIDE World Cup 2019 – Round 1.1 – Aravindh, Chithambaram VR. – 1/2-1/2 – Adams, Michael – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 a6 8. Nf4 exd5 9. cxd5 Nbd7 10. Be2 Ne5
FIDE World Cup 2019 – Round 3.1 – Firouzja, Alireza – 1/2-1/2 – Ding, Liren – G297 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. Nh3 bxc4 8. Bxc4 Nxd5 9. Bxd5 exd5 10. Qxd5 Nc6
FIDE World Rapid 2014 – Round 6.45 – Korobov, Anton – 1-0 – Gundavaa, Bayarsaikhan – G82 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 Re8 7. Ne2 exd5 8. cxd5 d6 9. Ng3 Nbd7 10. Be2 Ne5
Jakarta / Yogya / Bali 1983 – Round 11 – Seirawan, Yasser – 0-1 – Andersson, Ulf 1949 – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 d6 7. e4 e5 8. Bd3 Nbd7 9. Ne2 h6 10. Ng3 Nf8
Manila Interzonal 1990 – Round 13 – Dreev, Aleksey – 1/2-1/2 – Yudasin, Leonid – G214 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. dxe6 Bxe6 8. Bf4 Qa5 9. Kf2 Bxc3 10. bxc3 O-O
RUS Ch Superfinal 2005 – Round 9 – Volkov, Sergey – 1-0 – Tomashevsky, Evgeny – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 Qa5 7. Bd2 d6 8. e4 Nbd7 9. Ne2 Ne5 10. Ng3 Bd7
Saint Louis Rapid 2019 – Round 7.3 – Mamedyarov, Shakhriyar – 0-1 – Rapport, Richard – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. Bd2 exd5 8. cxd5 a6 9. a3 Ba5 10. a4 b4
Saint Louis Rapid 2024 - Round 1 - Aronian Levon - 1/2-1/2 - Praggnanandhaa R - G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 O-O 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 c4
Shanghai Masters 2010 – Round 4 – Shirov, Alexei – 1-0 – Kramnik, Vladimir – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 O-O 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 c4
Sharjah Grand Prix 2017 – Round 9.4 – Mamedyarov, Shakhriyar – 1-0 – Hou, Yifan(HLJ) – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 Ne8 8. f4 d6 9. Nf3 exd5 10. cxd5 Nc7
SportAccord Basque Men 2013 – Round 2.1 – Aronian, Levon – 1/2-1/2 – Karjakin, Sergey – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 exd5 8. exf6 d4 9. a3 Ba5 10. b4 dxc3
Tal Memorial Blitz 2008 – Round 15 – Mamedyarov, Shakhriyar – 1-0 – Ponomariov, Ruslan – G118 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Nh5 6. Nh3 f5 7. e4 fxe4 8. fxe4 Qh4+ 9. Nf2 O-O 10. Be3 exd5
Tal Memorial Blitz 2008 – Round 4 – Mamedyarov, Shakhriyar – 1-0 – Karpov, Anatoly – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 Bxc3+ 6. bxc3 d6 7. e4 Qe7 8. Bd3 Nbd7 9. a4 exd5 10. cxd5 Nxd5
Tata Steel India Blitz 2018 – Round 7.5 – Mamedyarov, Shakhriyar – 1/2-1/2 – Aronian, Levon – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Bg5 exd5 8. cxd5 Nbd7 9. Bd3 Ne5 10. Ne2 c4
Tata Steel India Blitz 2022 – Round 17.3 – Erigaisi Arjun – 1-0 – Nakamura, Hikaru – G80 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. e5 Ne8 8. f4 exd5 9. cxd5 d6 10. Nf3 c4
Tata Steel India Blitz 2022 – Round 4.5 – Erigaisi Arjun – 1-0 – Praggnanandhaa R – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 b5 8. Ng3 Re8 9. Bf4 exd5 10. cxd5 c4
USA Ch 2016 – Round 10.5 – Shankland, Sam – 1/2-1/2 – Lenderman, Aleksandr – G58 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 a6 8. Ng3 Ba5 9. Be2 exd5 10. cxd5 b5
Vugar Gashimov Mem 2014 – Round 7.2 – Nakamura, Hikaru – 0-1 – Carlsen, Magnus – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Bd2 Nbd7 8. Nge2 Ne5 9. Ng3 exd5 10. cxd5 Bd7
World Blitz 2019 – Round 9.3 – Fedoseev, Vladimir – 0-1 – Socko, Bartosz – G612 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 exd5 8. cxd5 b5 9. a4 bxa4 10. Rxa4 Nbd7
World Blitz 2021 – Round 11.47 – Suleymanli, Aydin – 1-0 – Narayanan, Sunilduth Lyna – G667 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. Ne2 bxc4 8. Nf4 g5 9. Ne2 exd5 10. exd5 Qe7
World Blitz 2021 – Round 15.46 – Suleymanli, Aydin – 0-1 – Adly, Ahmed – G899 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 Re8 8. Nf4 b5 9. cxb5 e5 10. Nd3 Ba5
World Blitz 2022 – Round 11.28 – Erigaisi Arjun – 1-0 – Donchenko, Alexander – G576 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 b5 7. cxb5 O-O 8. Bd3 exd5 9. exd5 a6 10. Ne2 axb5
World Blitz 2023 – Round 10.55 – Xu, Xiangyu – 0-1 – Zverev, Lev – G602 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 d6 7. Ne2 b5 8. Nf4 bxc4 9. Bxc4 exd5 10. Nxd5 Be6
World Blitz Championship 2009 – Round 14 – Carlsen, Magnus – 0-1 – Karpov, Anatoly – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. a3 Bxc3+ 7. bxc3 Re8 8. e4 d6 9. Ne2 Qa5 10. Bd2 Nbd7
World Rapid 2021 – Round 13.22 – Donchenko, Alexander – 0-1 – Svane, Rasmus – G752 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 d6 7. Ne2 a6 8. Bf4 exd5 9. cxd5 O-O 10. Ng3 c4
World Rapid 2021 – Round 5.35 – Suleymanli, Aydin – 0-1 – Najer, Evgeniy – G284 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. Nh3 d6 8. Nf4 a6 9. Bd2 exd5 10. Nfxd5 Nxd5

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E20k — Nimzo-Indian: 4.f3 c5 5.d5

♔ Point de vue Blancs

♚ Point de vue Noirs

1941 GER Ch 8th – Round 9 – Rahn, Kurt – 1/2-1/2 – Mueller, Hans – G20

1954 Kiev ch-URS – Round 1 – Kortchnoi, V. – 0-1 – Lisitsin, Gleb – G49

1956 Budapest Szikra – Round 1 – Benko, Angelina – 1-0 – Portisch, Ferenc – G7

1957 Leningrad Ch – Round 10 – Spassky, Boris Vasily – 1/2-1/2 – Cherepkov, Alexander V – G76

1957 URS Ch, semi final – Round 19 – Kortchnoi, V. – 1-0 – Gurgenidze, B. – G174

1959 USSR – Round 1 – Taimanov, Mark E – 1-0 – Cezlach – G6

1960 Cordoba – Round 1 – Taimanov, Mark E – 1-0 – Badiola De Miguel, Carlos – G9

1960 Santa Fe – Round 1 – Szabo, Ladislav – 1-0 – Casabella, Miguel Angel – G4

1962 Lasker Memorial Berlin-Ost – Round 8 – O’Kelly de Galway, Alberic – 1-0 – Beni, Alfred – G35

1964 Bordeaux Open Bordeaux FRA – Round 1 – O’Kelly de Galway, Alberic – 1-0 – Limbos, Paul – G4

1965 Capablanca Memorial – Round 4 – Lehmann, Heinz – 1/2-1/2 – Parma, Bruno – G36

1965 It II Beverwijk NED – Round 10 – Kieninger, Georg – 1-0 – Crabbendam, Rico – G31