Archives des E43 - 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5 - Nimzowitsch, Keene Variation [+0.33]

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E43 — Nimzowitsch, Keene Variation

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5

Eval: [+0.33]

Les coups candidats

8.Na4 — 53.2% (993 parties)

Ambassadeurs : Lukacs, Peter (14x), Korchnoi, Viktor (11x), De Firmian, Nick (11x), Gligoric, Svetozar (9x), Muir, Andrew J (9x), Fedorchuk, Sergey A. (9x), Najdorf, Miguel (6x), Csom, Istvan (6x)

8.Bd2 — 20.5% (382 parties)

Ambassadeurs : Donner, Jan-Hein (8x), Gligorić, Svetozar (7x), Keres, Paul Petrovich (6x), Keres, Paul (5x), Gligoric, Svetozar (5x), Korobov, Anton (4x), Wexler, Bernardo (3x), Kluger, Gyula (3x)

8.a3 — 16.0% (299 parties)

Ambassadeurs : Visier Segovia, Fernando (3x), Portisch, Ferenc (3x), Boukobza, Adrien (3x), Smyslov, Vladimir (2x), Petrosian, Tigran A. (2x), Vranesic, Zvonko (2x), Smyslov, Vasily (2x), Plachetka, Jan (2x)

8.Qe2 — 4.7% (87 parties)

Ambassadeurs : Jakab, Attila (2x), Katetov, Miroslav (1x), Galia, Karl (1x), Bogoljubow, Efim (1x), Saemisch, Friedrich (1x), Nielsen, Julius (1x), Szabo, Ladislav (1x), Donner, Jan-Hein (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Na4	8.Bd2	8.a3	8.Qe2
<1800	25	36%	28%	32%	—
1800-2200	301	34%	26%	25%	6%
2200-2600	1075	61%	16%	14%	4%
2600+	112	72%	20%	1%	3%

Évolution par décennie (% des parties)

Décennie	N parties	8.Na4	8.Bd2	8.a3	8.Qe2
1920s	1	—	—	—	100%
1930s	3	33%	—	—	33%
1940s	2	—	—	50%	50%
1950s	72	40%	43%	8%	4%
1960s	97	46%	23%	20%	2%
1970s	111	58%	16%	21%	3%
1980s	132	72%	10%	13%	3%
1990s	214	50%	17%	21%	4%
2000s	382	46%	24%	19%	5%
2010s	690	57%	20%	14%	5%
2020s	163	52%	18%	10%	4%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Na4	57%	52%	▼ -4.5%
8.Bd2	20%	18%	▼ -2.6%
8.a3	14%	10%	▼ -3.9%
8.Qe2	5%	4%	▼ -0.8%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 7 parties
Botvinnik, Mikhail — 3 parties
Carlsen, Magnus — 3 parties
Euwe, Max — 2 parties
Kramnik, Vladimir — 2 parties
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie

Parties historiques

8.Na4 — 53.2% (993 parties)

1937 — Alatortsev, Vladimir N. vs Lisitsin, Georgy — 0-1 — Tbilisi ch-URS
1951 — Botvinnik, Mikhail vs Bronstein, David I — 0-1 — Moskou wch-m
1953 — Unzicker, Wolfgang vs Kupper, Josef — 1-0 — Opatija
1953 — Najdorf, Miguel vs Euwe, Max — 1/2-1/2 — Zurich SUI
1953 — Lilienthal, Andor vs Simagin, Vladimir — 0-1 — Moscow RUS

8.Bd2 — 20.5% (382 parties)

1951 — Bianco Esposito, Antonio vs Wexler, Bernardo — 1/2-1/2 — Mar del Plata ARG
1953 — Reshevsky, Samuel vs Smyslov, Vladimir — 1/2-1/2 — Zurich SUI
1953 — Najdorf, Miguel vs Bronstein, David I — 1/2-1/2 — Zurich SUI
1954 — Alster, Ladislav vs Pachman, Ludek — 1/2-1/2 — Prague CZE
1954 — Sarapu, Ortvin vs Feneridis, A. — 1-0 — New Zealand ch

8.a3 — 16.0% (299 parties)

1944 — Kotov Lundqvist, Alex vs Alatortsev, Vladimir N. — 1-0 — Moskou ch-URS
1951 — Petrosian, Tigran A. vs Kopylov, Nikita — 0-1 — Moskou ch-URS
1953 — Najdorf, Miguel vs Smyslov, Vladimir — 1/2-1/2 — Switzerland
1955 — Lilienthal, Andor vs Simagin, Vladimir — 1/2-1/2 — Moscow RUS
1955 — Kuehn von Burgsdorff, Johannes vs Macura, Emil — 1-0 — Prague CZE

8.Qe2 — 4.7% (87 parties)

1926 — Bogoljubow, Efim vs Saemisch, Friedrich — 1/2-1/2 — Munich GER
1935 — Nielsen, Julius vs Szabo, Ladislav — 1/2-1/2 — Warsaw POL
1949 — Katetov, Miroslav vs Galia, Karl — 1-0 — CZE-AUT Prague CZE
1953 — Udovcic, Mijo vs Trifunovic, Petar — 1-0 — Zagreb CRO
1958 — Donner, Jan-Hein vs Hein-O'Kelly de Galway, Alberic — 1/2-1/2 — Beverwijk Beverwijk NED

Nimzo-Indian: Nimzowitsch, Keene Variation

Coups: 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 b6 5.Nf3 Bb7 6.Bd3 Ne4 7.O-O f5

Partie
1932 Leningrad Ch – Round 1 – Alatortsev, Vladimir N. – 1/2-1/2 – Chekhover, Vitaly – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. exd4 Bxf3 10. gxf3 Bd6
1935 Warsaw POL – Round 13 – Nielsen, Julius – 1/2-1/2 – Szabo, Ladislav – G73 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Qe2 d5 9. a3 Bxc3 10. bxc3 Nc6
1951 Mar del Plata zt – Round 12 – Bianco Esposito, Antonio – 1/2-1/2 – Wexler, Bernardo – G116 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 Be7 10. Qe2 d5
1951 World Championship 19th – Round 5 – Botvinnik, Mikhail – 0-1 – Bronstein, David I – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. a3 Be7 10. exd4 Qc7
1953 Candidats Tournament – Round 10 – Reshevsky, Samuel – 1/2-1/2 – Smyslov, Vladimir – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Bxc3
1953 Candidats Tournament – Round 17 – Najdorf, Miguel – 1/2-1/2 – Bronstein, David I – G108 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 b6 6. Nf3 Bb7 7. O-O O-O 8. Bd2 d6 9. Qc2 Nbd7 10. a3 Bxc3
1953 Candidats Tournament – Round 24 – Najdorf, Miguel – 1/2-1/2 – Euwe, Max – G158 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 b6 6. Nf3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 Qc7 10. a3 Be7
1954 CSR Ch – Round 12 – Alster, Ladislav – 1/2-1/2 – Pachman, Ludek – G98 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 Be7 10. Bg5 d5
1954 Mar del Plata – Round 4 – Najdorf, Miguel – 1/2-1/2 – Eliskases, Erich – G33 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 b6 6. Nf3 Bb7 7. O-O O-O 8. Na4 cxd4 9. a3 Be7 10. exd4 d5
1954 URS Team Ch – Round 3 – Alatortsev, Vladimir N. – 0-1 – Moiseev, Oleg – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1955 Moscow Ch – Round 12 – Lilienthal, Andor – 1/2-1/2 – Simagin, Vladimir – G73 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Ne1 f5
1955 Moskou ch-URS – Round 1 – Taimanov, Mark E – 1-0 – Lisitsin, Georgy – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 b6 6. Nf3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 Be7 10. Re1 d6
1955 Novi Sad – Round 7 – Gligorić, Svetozar – 1-0 – Rabar, Braslav – G61 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Bxc3
1955 Prague tm – Round 5 – Weiner, Milan – 1-0 – Gawlikowski, Stanislaw – G28 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 Bxc3 9. Bxc3 Ne4 10. Bxe4 Bxe4
1956 Alekhine Memorial – Round 1 – Najdorf, Miguel – 1-0 – Golombek, Harry – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Bf4 d6
1957 Dallas – Round ? – Evans, Larry M – 1/2-1/2 – Szabo, Laszlo – G40 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Qc7 10. a3 Be7
1957 Dallas – Round 1 – Lopez Masis, Kenard Evans – 1/2-1/2 – Szabo, Ladislav – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. a3 Be7 10. exd4 Qc7
1957 Moskou ch-URS – Round 21 – Antoshin, Vladimir S – 0-1 – Keres, Paul Petrovich – G206 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Ne4 10. c5 bxc5
1957 Sofia zt – Round ? – Niemela, Ilmari Aarne – 0-1 – Matanovic, Aleksandar – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. exd4 Bxf3 10. gxf3 d5
1958 Buenos Aires V – Round 3 – Shocron, Ruben – 1/2-1/2 – Buj, Pablo – G15 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1958 HUN Ch 14th – Round 1 – Dely, Peter – 1/2-1/2 – Kluger, Gyula – G1 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Bd2 cxd4 9. Nxd4 Nc6 10. Nxc6 1/2-1/2
1958 Portoroz Interzonal – Round 21 – De Greif, Boris – 0-1 – Olafsson, Fridrik – G200 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Bd2 d6 9. a3 Bxc3 10. Bxc3 Nbd7
1958 Yugoslavia – Round 3 – Gligorić, Svetozar – 1/2-1/2 – Keres, Paul – G12 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Bxc3
1959 Mar del Plata – Round 1 – Shocron, Ruben – 1/2-1/2 – Letelier Martner, Rene – G29 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Nxd5
1960 Mar del Plata – Round 8 – Bielicki, Carlos – 0-1 – Wexler, Bernardo – G69 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. e3 O-O 6. Bd3 c5 7. O-O Bb7 8. Bd2 d5 9. cxd5 exd5 10. a3 Ba5
1962 Asztalos Memorial 5th – Round 8 – Bilek, Istvan – 1/2-1/2 – Fazekas, Stephan – G55 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 O-O 7. O-O Bb7 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1962 Olympiad Varna BUL – Round 8 – Johannessen, Svein – 1/2-1/2 – Khemmassi – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 O-O 7. O-O Bb7 8. Na4 cxd4 9. a3 Be7 10. exd4 d6
1963 Buenos Aires ch-ARG – Round 5 – Luckis, Marcos – 1/2-1/2 – Gonzalez Nebreda, Ruben Inigo – G35 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Qe2 Bxc3 9. bxc3 Ne4 10. Ne1 f5
1963 Stockholm 6364 – Round ? – Laurine, Leho – 0-1 – Smyslov, Vasily – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Be4 10. Qc2 Bxd3
1963 URS Team Ch – Round 1 – Taimanov, Mark E – 0-1 – Botvinnik, Mikhail – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 Qe7 9. a3 Ba5 10. b3 d5
1964 Amsterdam Interzonal – Round 20 – Vranesic, Zvonko – 0-1 – Smyslov, Vladimir – G199 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Nd2 f5
1964 Tel Aviv olm fin-A – Round 4 – Reshevsky, Samuel – 1-0 – Filip, Marius Liviu – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 Qe7 9. a3 Ba5 10. Rb1 Ne4
1964 Tel Aviv olm prel – Round 1 – Kraidman, Yair – 1-0 – Szabo, Ladislav – G11 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Nd2 f5
1964 Worcester US Open – Round 11 – Bisguier, Arthur B – 1/2-1/2 – Zalys, Ignas – G10 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Re1 d5 9. a3 Ba5 10. cxd5 exd5
1965 Asztalos Memorial 8th – Round 11 – Borisenko, Georgy K – 1/2-1/2 – Kluger, Gyula – G68 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Bxf3 10. Qxf3 Nc6
1965 Hoogovens – Round 2 – Portisch, Lajos – 1-0 – Lengyel, Laszlo – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Bxf3 10. Qxf3 Nc6
1965 It (Men) Budapest HUN – Round 11 – Szabo, Laszlo – 1-0 – Dely, Peter – G17 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Bxf3 10. Qxf3 Nc6
1966 La Habana olm fin-B – Round 9 – Ree, Hans – 1/2-1/2 – Jansson, Borje – G128 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Be4 10. Be2 Nc6
1966 Mar del Plata 27th – Round 10 – Portisch, Lajos – 1/2-1/2 – Smyslov, Vladimir – G36 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Qc7 10. a3 Be7
1966 Santa Monica – Round 18 – Reshevsky, Samuel – 1-0 – Najdorf, Miguel – G72 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Re1 d6
1966 Santa Monica – Round 5 – Portisch, Lajos – 1/2-1/2 – Spassky, Boris V. – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Re1 d6
1966 Sochi – Round ? – Korchnoi, Viktor – 1-0 – Spassky, Boris V. – G47 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Bf4 d6
1966 Sochi – Round 15 – Korchnoi, Viktor – 1-0 – Antoshin, Vladimir S – G44 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 Qe7 9. a3 Ba5 10. Rb1 Ne4
1966 Sochi – Round 8 – Kortchnoi, V. – 1-0 – Spassky, B. – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Bf4 d6
1967 Capablanca Memorial – Round 1 – Gligoric, Sofija – 1/2-1/2 – Smyslov, Vladimir – G2 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Bd2 d6 9. a3 Bxc3 10. Bxc3 Ne4
1967 Capablanca Memorial – Round 2 – Letelier Martner, Rene – 0-1 – Donner, Jan-Hein – G15 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Ne2 cxd4 9. Nexd4 Be7 10. Qe2 Na6
1967 Hoogovens – Round 11 – Donner, Jan-Hein – 0-1 – Spassky, Boris V. – G75 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 d6 9. a3 Bxc3 10. Bxc3 Ne4
1967 Hoogovens – Round 14 – Gligorić, Svetozar – 0-1 – Darga, Klaus – G96 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Bd2 d6 9. a3 Bxc3 10. Bxc3 Ne4
1967 HUN Ch Budapest HUN – Round 10 – Farago, Ivan – 1/2-1/2 – Csom, Istvan – G37 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Qe2 d6
1967 IBM I – Round 2 – Donner, Jan-Hein – 0-1 – Moiseev, Oleg – G4 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Bxc3
1967 Moscow – Round 1 – Gheorghiu, Florin – 1/2-1/2 – Spassky, Boris Vasily – G43 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. Re1 d6
1967 Palma de Majorca ESP – Round 17 – Gligorić, Svetozar – 1/2-1/2 – Smyslov, Vasily – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Qc7 10. a3 Be7
1967 Palma de Mallorca – Round 3 – Diez del Corral, Jesus – 1/2-1/2 – Ivkov, Borislav – G21 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Qc2 f5
1967 URS Team Ch – Round 1 – Osnos, Viatcheslav – 1/2-1/2 – Antoshin, Vladimir S – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Na4 Qe7 9. a3 Ba5 10. Nd2 Bc6
1968 Hungary – Round 1 – Farago, Ivan – 1/2-1/2 – Forintos, Gyozo V – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 b6 6. Nf3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 d5 10. c5 bxc5
1969 Budapest ch-HUN – Round 1 – Farago, Ivan – 0-1 – Forintos, Gyozo V – G31 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Qc7 10. a3 Be7
1969 Palma de Mallorca – Round 1 – Toran Albero, Roman – 1/2-1/2 – Szabo, Ladislav – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Bd2 cxd4 9. exd4 d5 10. cxd5 Nxd5
1970 Vinkovci – Round 10 – Gligoric, Svetozar – 1/2-1/2 – Parma, Bruno – G38 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Re8 10. Bg5 Be7
1975 URS Team Ch – Round 5 – Lapienis, Donatas – 1/2-1/2 – Balashov, Yuri S – G119 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 b6 6. Bd3 Bb7 7. O-O O-O 8. Na4 cxd4 9. exd4 Re8 10. a3 Be7
40. Olympiad Open 2012 – Round 3.14 – Leko, Peter – 1/2-1/2 – Pelletier, Yannick – G170 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 Na6 9. a3 Ba5 10. b3 d6
43. Olympiad 2018 – Round 5.3 – Laznicka, Viktor – 1-0 – Yu, Yangyi – G333 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. e3 O-O 6. Bd3 b6 7. O-O Bb7 8. Qe2 d5 9. cxd5 cxd4 10. exd4 Bxc3
Credit Suisse 1997 – Round 9 – Lautier, Joel – 1/2-1/2 – Gelfand, Boris – G20 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. a3 Bxc3 9. bxc3 Ne4 10. Ne1 f5
FIDE World Rapid 2014 – Round 15.29 – Laznicka, Viktor – 0-1 – Adly, Ahmed – G335 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Be7 10. a3 d6
World Rapid 2016 – Round 5.22 – Debashis, Das – 1/2-1/2 – Karjakin, Sergey – G181 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 b6 7. O-O Bb7 8. Na4 cxd4 9. exd4 Re8 10. Bf4 Bf8

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