E54n — Nimzo-Indian: Main Line, Karpov, 10.Bg5 Bb7 11.Qe2

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 cxd4 9.exd4 b6 10.Bg5 Bb7 11.Qe2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Exploiter la case forte b5….

Atouts. Les Blancs s'appuient sur les cases fortes b5 et e5, des fous actifs en c4 et g5, la paire de fous et la colonne semi-ouverte e.

En contrepartie. Le pion isolé d4.

Plans. h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter la case forte d5.

Atouts. Les Noirs s'appuient sur la case forte d5, un avant-poste en d5, des fous actifs en b4 et b7, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Le pion isolé d4.

En contrepartie. Plusieurs pièces dorment encore (le cavalier b8 et la tour a8).

Plans. ...Nbd7 (Développer Nb8) ; ...e5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	● d4	—
Arriérés	—	—
Chaînes	—	● a7→b6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (3v0)	● d5 (4v2)
Cases faibles	● e4	—
Centre	● e5 (3v0)	● d5 (4v2)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c
Semi-ouvertes	● e	● d

Pièces

	♔ Blancs	♚ Noirs
Bc4	● Bc4 Actif (mob. 6)
Bg5	● Bg5 Actif (mob. 7)
Bb4		● Bb4 Actif (mob. 6)
Bb7		● Bb7 Actif (mob. 6)
Paire de fous	● Oui	● Oui
Non développées	1 (● a1)	2 (● b8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● d4-d5	● …e6-e5

Partie
1920 Gothenburg-B – Round 14 – Johner, Paul – 1-0 – Berndtsson, Karl – G87 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 c5 5. e3 cxd4 6. exd4 d5 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O b6 10. Qe2 Bb7
1938 Noordwijk – Round 8 – Eliskases, Erich – 1-0 – Schmidt, Pascal – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1938 Trade Unions – Round 2 – Alatortsev, Vladimir N. – 1-0 – Vasiliev, Viktor A – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 cxd4 7. exd4 d5 8. O-O dxc4 9. Bxc4 b6 10. Qe2 Bb7
1939 Margate – Round 4 – Menchik, Vera Frantsevna – 1/2-1/2 – Milner Barry, Philip – G21 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. e3 c5 5. Bd3 cxd4 6. exd4 dxc4 7. Bxc4 Bb4+ 8. Nc3 O-O 9. O-O b6 10. Qe2 Bb7
1951 URS Ch sf Leningrad RUS – Round 4 – Smyslov, Vasily – 1-0 – Moiseev, Oleg – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1955 URS Ch sf – Round ? – Antoshin, Vladimir S – 1/2-1/2 – Mukhitdinov, Mamadzhan – G84 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Qe2 Bb7
1957 WchT U26 04th – Round 8.2 – Palmason, Gudmundur – 1-0 – Bertholdt, Dieter – G104 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 cxd4 10. exd4 Bb7
1961 FRG Ch Bad Prymont – Round 4 – Hottes, Dieter – 1/2-1/2 – Darga, Klaus – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1963 Capablanca Memorial – Round 18 – Darga, Klaus – 0-1 – Barcza, Gedeon – G172 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O b6 10. Qe2 Bb7
1964 Budapest ch-HUN – Round 1 – Sapi, Laszlo – 0-1 – Portisch, Lajos – G49 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1964 IBM – Round 2 – Donner, Jan-Hein – 1/2-1/2 – Barcza, Gedeon – G14 1. d4 e6 2. c4 Bb4+ 3. Nc3 c5 4. e3 Nf6 5. Bd3 d5 6. Nf3 O-O 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1964 Punta del Este – Round 4 – Emma, Jaime – 1-0 – Bielicki, Carlos – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 cxd4 10. exd4 Bb7
1965 Hamburg etc – Round 8 – Smyslov, Vladimir – 1-0 – Matanovic, Anto – G97 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 cxd4 10. exd4 Bb7
1965 Hungary – Round 1 – Bokor, Istvan – 1/2-1/2 – Flesch, János – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1966 Kislovodsk – Round 8 – Simagin, Vladimir – 1/2-1/2 – Fuchs, Reinhart – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7
1969 Moskou ch-URS – Round 1 – Liberzon, Vladimir M – 1/2-1/2 – Averkin, Orest N – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qe2 Bb7
1969 Rubinstein Memorial – Round 3 – Ivkov, Borislav – 1/2-1/2 – Barczay, Laszlo – G29 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 e6 6. Nf3 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O b6 10. Bg5 Bb7
1972 San Antonio – Round 1 – Keres, Paul – 1/2-1/2 – Karpov, Anatoly – G42 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
1975 Milan – Round 1 – Petrosian, Tigran V. – 1/2-1/2 – Karpov, Anatoly – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7
1975 URS Team Ch – Round 1 – Beliavsky, Alexander G – 1/2-1/2 – Karpov, Anatoly – G128 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
2026 Tata Steel India Blitz - Round 10.3 - Vidit, Santosh Gujrathi - 0-1 - So, Wesley - G48 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Bg5 Bb7
41. Olympiad Open 2014 – Round 4.16 – Peralta, Fernando – 1/2-1/2 – Banikas, Hristos – G258 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
78. Tata Steel GpA 2016 – Round 9.7 – Tomashevsky, Evgeny – 1/2-1/2 – Hou, Yifan(HLJ) – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7
FIDE Candidates 2013 – Round 4.1 – Radjabov, Teimour – 1/2-1/2 – Kramnik, Vladimir – G13 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Qe2 Bb7
FIDE Candidates 2013 – Round 7.1 – Gelfand, Boris – 1/2-1/2 – Kramnik, Vladimir – G25 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Qe2 Bb7
FIDE World Cup 2015 – Round 2.3 – Mamedyarov, Shakhriyar – 1-0 – Hou, Yifan(HLJ) – G269 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
GCT Blitz Croatia 2021 – Round 15.1 – Korobov, Anton – 0-1 – Anand, Viswanathan – G71 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7
Hoogovens 1998 – Round 6 – Karpov, Anatoly – 1/2-1/2 – Van Wely, Loek – G29 1. Nf3 Nf6 2. c4 e6 3. d4 c5 4. e3 d5 5. Nc3 cxd4 6. exd4 Bb4 7. Bd3 dxc4 8. Bxc4 O-O 9. O-O b6 10. Bg5 Bb7
Milaan 1975 – Round 1 – Petrosian, Tigran V. – 1/2-1/2 – Karpov, Anatoly – G1 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Bg5 Bb7
Moskou ch-URS 1973 – Round 1 – Beliavsky, Alexander G – 0-1 – Karpov, Anatoly – G18 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
Superbet Rapid 2019 – Round 5.2 – Le, Quang Liem – 0-1 – Caruana, Fabiano – G22 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7
World Blitz 2015 – Round 14.45 – Lenic, Luka – 0-1 – Khismatullin, Denis – G883 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7

E54n — Main Line Karpov

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 cxd4 9.exd4 b6 10.Bg5 Bb7 11.Qe2

Les coups candidats

11…Bxc3 — 49.7% (726 parties)

Ambassadeurs : Salzmann, Stefan (13x), Junge, Wolfgang (8x), Tudor, Vasile (7x), Isigkeit, Hans-Jürgen (6x), Mauro, Lucio (6x), Nisipeanu, Liviu-Dieter (5x), Polugaevsky, Lev (4x), Carvaga, Roman (4x)

11…Nbd7 — 44.2% (646 parties)

Ambassadeurs : Junge, Wolfgang (10x), Kögeler, Aart (9x), Tudor, Vasile (9x), Knaak, Rainer (6x), Pheby, Ian M (5x), Elyoseph, Harel (5x), Hildebrand, Gerald (5x), Cvak, Rudolf (5x)

11…Be7 — 2.9% (42 parties)

Ambassadeurs : Tolush, Alexander V (2x), Mikenas, Vladas (2x), Dvoretzky, Mark (1x), Ibatullin Romanov, Artemy (1x), Palmason, Gudmundur (1x), Bertholdt, Dieter (1x), Kollberg, Lothar (1x), Stief, Siegfried (1x)

11…h6 — 2.5% (37 parties)

Ambassadeurs : Alatortsev, Vladimir N. (1x), Vasiliev, Viktor A (1x), Martinovsky, Eugene (1x), Gruchacz, Robert (1x), Peker, Oleg (1x), Manor, Ilan (1x), Czebe, Attila (1x), Varga, Zoltan (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	11…Bxc3	11…Nbd7	11…Be7	11…h6
<1800	14	29%	71%	—	—
1800-2200	358	45%	50%	3%	2%
2200-2600	924	50%	44%	2%	2%
2600+	50	70%	28%	—	2%

Évolution par décennie (% des parties)

Décennie	N parties	11…Bxc3	11…Nbd7	11…Be7	11…h6
1920s	1	100%	—	—	—
1930s	3	—	67%	—	33%
1940s	2	—	—	100%	—
1950s	4	25%	25%	50%	—
1960s	13	69%	15%	15%	—
1970s	24	62%	33%	4%	—
1980s	49	63%	22%	10%	2%
1990s	94	66%	26%	4%	4%
2000s	189	60%	31%	4%	4%
2010s	728	49%	46%	2%	3%
2020s	355	38%	58%	2%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
11…Bxc3	49%	38%	▼ -11.1%
11…Nbd7	46%	58%	▲ +12.6%
11…Be7	2%	2%	+0.0%
11…h6	3%	1%	▼ -1.5%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 5 parties
Karpov, Aleksandr — 4 parties
Kramnik, Vladimir — 2 parties
Anand, Viswanathan — 2 parties
Hou, Yifan — 2 parties
Smyslov, Vladimir — 1 partie
Ju, Wenjun — 1 partie
Gukesh D — 1 partie

Parties historiques

11…Bxc3 — 49.7% (726 parties)

1920 — Johner, Paul vs Berndtsson, Karl — 1-0 — Goteborg SWE
1951 — Smyslov, Vasily vs Moiseev, Oleg — 1-0 — URS-ch sf Leningrad RUS
1963 — Borisenko, Georgy K vs Barcza, Gedeon — 1/2-1/2 — Ragozin Memorial 6366
1963 — Darga, Klaus vs Barcza, Gedeon — 0-1 — Havana CUB
1964 — Sapi, Laszlo vs Portisch, Lajos — 0-1 — Budapest ch-HUN

11…Nbd7 — 44.2% (646 parties)

1938 — Eliskases, Erich vs Schmidt, Pascal — 1-0 — Noordwijk
1939 — Menchik, Vera Frantsevna vs Milner Barry, Philip — 1/2-1/2 — Margate ENG
1955 — Antoshin, Vladimir S vs Mukhitdinov, Mamadzhan — 1/2-1/2 — Moscow RUS
1961 — Hottes, Dieter vs Darga, Klaus — 1/2-1/2 — FRG-ch Bad Prymont
1964 — Donner, Jan-Hein vs Barcza, Gedeon — 1/2-1/2 — Amsterdam NED

11…Be7 — 2.9% (42 parties)

1945 — Tolush, Alexander V vs Mikenas, Vladas — 1-0 — Tallinn EST
1945 — Tolush, Alexander V vs Mikenas, Vladas — 1-0 — Tallinn EST
1956 — Kollberg, Lothar vs Stief, Siegfried — 1/2-1/2 — Eisenach
1957 — Palmason, Gudmundur vs Bertholdt, Dieter — 1-0 — Reykjavik ISL
1963 — Dvoretzky, Mark vs Ibatullin Romanov, Artemy — 1-0 — Moscow RUS

11…h6 — 2.5% (37 parties)

1938 — Alatortsev, Vladimir N. vs Vasiliev, Viktor A — 1-0 — Leningrad RUS
1987 — Martinovsky, Eugene vs Gruchacz, Robert — 1-0 — Illinois
1993 — Torrecillas Martinez, Antonio vs Lara Rodriguez, Manuel — 1-0 — ESP
1997 — Czebe, Attila vs Varga, Zoltan — 1/2-1/2 — Balatonbereny HUN
1998 — Skaruz, Jaroslaw vs Stanek, Piotr — 1/2-1/2 — POL-chT2 Wisla

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