A34q — English: Symmetrical, 3 Knights, Exchange

1.c4 c5 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 Nxd5 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Atouts. Les Blancs s'appuient sur une majorité de pions à l'centre (2 contre 1), la paire de fous et la colonne semi-ouverte c.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, libère Bf1) ; d3 (Libérer Bc1) ; h3 (Empêcher ...Bg4) ; Tour sur colonne c.

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile_dame (3 contre 2), la case forte b4, la paire de fous et la colonne semi-ouverte d.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...Nbd7 (Développer Nb8) ; ...Bg4 (Développer Bc8, clouer Nf3) ; ...Bd6 (Développer Bf8) ; ...c4 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (2v0)
Cases faibles	—	—
Centre	● e4 (1v0), ● e5 (1v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bf1	● Bf1 Non développé (mob. 0)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (c1, f1, a1, h1)	5 (b8, 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	semi-ouvert
Ruptures	● d2-d3, ● e2-e3	● …c5-c4, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5

Partie
10. London Classic 2018 – Round 1.3 – Aronian, Levon – 1/2-1/2 – Vachier-Lagrave, Maxime – G6 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Nc6
10. London Classic 2018 – Round 2.4 – Nakamura, Hikaru – 1/2-1/2 – Vachier-Lagrave, Maxime – G24 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Bc6
10. London Classic 2018 – Round 2.6 – Nakamura, Hikaru – 1/2-1/2 – Vachier-Lagrave, Maxime – G28 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Bc6
10. London Classic 2018 – Round 2.8 – Nakamura, Hikaru – 1-0 – Vachier-Lagrave, Maxime – G32 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Bc6
1927 Homburg – Round 1 – Orbach, Eliya Yitzchak – 1/2-1/2 – Reti, Richard – G6 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 g6 7. Bg2 Bg7 8. d3 O-O 9. O-O Nc6 10. Nd2 Qd7
1932 Swinemunde – Round 3 – Moritz, Bruno – 1-0 – Richter, Kurt P – G7 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. d3 Nc6 6. g3 e5 7. Bg2 Nf6 8. O-O Be7 9. b3 Bf5 10. Bb2 Qd7
1946 Hungary – Round 1 – Florian, Tibor – 1-0 – Bakonyi, Elek – G1 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 g6 6. Qa4+ Bd7 7. Qc4 Nb4 8. Ne4 b6 9. Qc3 Rg8 10. Bc4 Bc6
1946 URS-USA – Round 2 – Keres, Paul – 1-0 – Fine, Reuben – G8 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Qa4+ Nd7 8. Ba3 Qc7 9. Be2 Bg7 10. O-O O-O
1947 Buenos Aires ch-ARG – Round 1 – Benko, Francisco – 1-0 – Maderna, Carlos – G1 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. d3 Nc6 6. g3 e5 7. Bg2 Nc7 8. Be3 f6 9. O-O Be7 10. Na4 Nd4
1948 Moskou ch-URS – Round 4 – Kholmov, Ratmir D – 1/2-1/2 – Taimanov, Mark E – G39 1. c4 Nf6 2. Nf3 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bc4 Nb6 7. Bb5 Bd7 8. d4 cxd4 9. exd4 a6 10. Be2 e6
1948 Moskou ch-URS – Round 8 – Keres, Paul Petrovich – 1/2-1/2 – Taimanov, Mark E – G77 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 Nxc3 7. bxc3 Bd7 8. O-O e6 9. d4 Be7 10. e4 O-O
1950 Schiavno Zdroj – Round 1 – Kottnauer, Cenek – 0-1 – Troianescu, Octav – G12 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bc4 e6 7. O-O Be7 8. d4 cxd4 9. exd4 Nxc3 10. bxc3 O-O
1952 OWL Ch – Round 10 – Koehler, Adalbert – 0-1 – Hantke Rolf – G33 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Nxd5 Qxd5 6. g3 Nc6 7. Bg2 e5 8. O-O Be7 9. d3 Qd8 10. Be3 Bd7
1953 GER Ch 15th – Round 1 – Herrmann, Hans, Dr. – 0-1 – Rellstab, Ludwig – G1 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 cxd4 7. Nb5 Nc6 8. Bf4 e5 9. Nxe5 Bb4+ 10. Kd1 Be6
1954 Prague zt – Round 18 – Stahlberg, Gideon – 1/2-1/2 – Szabo, Ladislav – G105 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. d4 cxd4 7. exd4 g6 8. Qb3 Nxc3 9. Bc4 Nd5 10. Bxd5 e6
1955 Hungary Ch – Round 1 – Szabo, Ladislav – 1/2-1/2 – Honfi, K. – G5 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 g6 6. Qb3 Nb6 7. Ne4 Bg7 8. Bb5+ Nc6 9. Nxc5 O-O 10. d4 e5
1955 Long Beach US-open – Round 8 – Schroeder, James R – 0-1 – Steinmeyer, Robert – G33 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 c5 5. d3 Nxc3 6. bxc3 g6 7. g3 Bg7 8. Qc2 O-O 9. Bg2 Nc6 10. O-O e5
1955 URS Ch sf – Round 1 – Taimanov, Mark E – 1-0 – Mukhitdinov, Mamadzhan – G1 1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 e6 7. Ne5 Qc7 8. Nxc6 bxc6 9. Be2 Be7 10. O-O O-O
1956 Moscow olm fin-B – Round 5 – Kramer, Hanspeter – 1/2-1/2 – Letelier Martner, Rene – G44 1. c4 Nf6 2. Nf3 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 Nxc3 7. bxc3 Bd7 8. O-O a6 9. Be2 e5 10. d4 cxd4
1958 Munich olm fin-B – Round 10 – Vaitonis, Povilas – 0-1 – Witkowski, Stefan – G94 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bc4 e6 7. O-O Be7 8. d4 cxd4 9. exd4 Nxc3 10. bxc3 O-O
1959 FRG Ch Nuerenberg GER – Round 3 – Unzicker, Wolfgang – 1/2-1/2 – Lehmann, Heinz – G8 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Ba3 Nd7 8. Bb5 Qc7 9. O-O a6 10. Bxd7+ Bxd7
1959 Lodz ch POL – Round 7 – Szukszta, Janus – 1/2-1/2 – Filipowicz, Andrzej – G32 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. d4 Bg4 7. Bb5 Nxc3 8. bxc3 Qa5 9. Bxc6+ bxc6 10. O-O e6
1964 Tel Aviv olm prel – Round 4 – Schmid, Leo – 1-0 – Sumar, Julio – G30 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 Nxc3 7. bxc3 Bd7 8. O-O g6 9. Ba3 b6 10. d4 cxd4
1965 FRG CupT – Round 2.1 – Kieninger, Georg – 0-1 – Kunze, Carlo – G7 1. c4 c5 2. Nc3 Nf6 3. Nf3 d5 4. cxd5 Nxd5 5. Qb3 Nc7 6. g3 Nc6 7. Bg2 e5 8. O-O Be7 9. d3 O-O 10. Be3 Rb8
1965 Toronto CC Ch – Round 8 – Haydu, Z. – 0-1 – Sarosy, Zoltan L – G8 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. Qb3 Nc7 6. e3 Nc6 7. Ng5 e6 8. Nge4 Be7 9. Be2 O-O 10. O-O b6
1968 URS Team Ch – Round 1 – Keres, Paul – 1/2-1/2 – Polugaevsky, Lev – G15 1. c4 Nf6 2. Nf3 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Qa4+ Nd7 8. h4 h6 9. h5 g5 10. Ne5 Bg7
1972 Skopje ol (Men) fin-A – Round 5 – Uhlmann, Wolfgang – 0-1 – Korchnoi, Viktor – G26 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Nc6 6. Ne5 Qc7 7. Nxd5 Qxe5 8. Nb6 Rb8 9. Nxc8 Rxc8 10. e3 Qd5
1972 Skopje ol (Men) fin-A – Round 8 – Uhlmann, Wolfgang – 0-1 – Schmidt, Waldemar – G27 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. d3 Nc6 6. Bd2 e5 7. g3 Be7 8. a3 Nc7 9. Bg2 f6 10. Rb1 Be6
1975 URS Team Ch – Round 4 – Ruderfer, Mark B – 0-1 – Polugaevsky, Lev – G556 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bc4 Bg7 8. Ng5 O-O 9. Qf3 e6 10. Ne4 Nc6
2. Du Te Cup 2018 – Round 5.1 – Giri, Anish – 1/2-1/2 – Vachier-Lagrave, Maxime – G13 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 Nc6 8. Be3 e6 9. Nd2 Bd6 10. Nc4 Be7
2. Norway Chess 2014 – Round 1.3 – Carlsen, Magnus – 1/2-1/2 – Giri, Anish – G3 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 Qc7 7. d4 g6 8. Bb5+ Bd7 9. a4 Bg7 10. O-O O-O
42. Olympiad 2016 – Round 10.3 – Vidit, Santosh Gujrathi – 1/2-1/2 – Nepomniachtchi, Ian – G727 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Nc6 8. e4 b6 9. Kc2 Bb7 10. Bf4 f6
42. Olympiad 2016 – Round 7.8 – Yilmaz, Mustafa – 1/2-1/2 – Aditya Tari – G532 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 h6 8. Ba3 Qc7 9. Qb3 Be6 10. Bc4 Bxc4
42. Olympiad 2016 – Round 9.22 – Grandelius, Nils – 1/2-1/2 – Fier, Alexandr – G636 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Nd7 8. Ba3 a6 9. Bxd7+ Bxd7 10. Bxc5 Qc7
5. Sinquefield Cup 2017 – Round 1.3 – Aronian, Levon – 1-0 – Nepomniachtchi, Ian – G3 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 Bg7 8. h5 Nc6 9. Ba3 Qa5 10. Rh4 Bd7
5. Sinquefield Cup 2017 – Round 4.1 – Carlsen, Magnus – 0-1 – Vachier-Lagrave, Maxime – G16 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Bf5 8. Nd2 Nc6 9. e4 Bg6 10. Bb5 Rc8
5. Sinquefield Cup 2017 – Round 8.2 – Aronian, Levon – 1/2-1/2 – Svidler, Peter – G37 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 Bg7 8. h5 Nc6 9. Be2 Bf5 10. Qb3 b6
7. Norway Chess 2019 – Round 9.3 – So, Wesley – 1/2-1/2 – Vachier-Lagrave, Maxime – G42 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 e6 8. Be3 Be7 9. Nd2 O-O 10. Qf3 Rd8
79. Tata Steel GpA 2017 – Round 3.5 – Eljanov, Pavel – 1/2-1/2 – Harikrishna, Pentala – G19 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Nc6 7. O-O Be7 8. Qe2 O-O 9. Rd1 Nb6 10. Bb5 Bd7
79. Tata Steel GpA 2017 – Round 9.3 – Nepomniachtchi, Ian – 1/2-1/2 – Harikrishna, Pentala – G59 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Nxd5 exd5 7. b4 c4 8. Bb2 Bxb4 9. Bxg7 Rg8 10. Be5 Nc6
ARM-ROW Match 2004 – Round 2 – Gelfand, Boris – 1/2-1/2 – Van Wely, Loek – G12 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Nd7 8. a4 Bg7 9. a5 O-O 10. O-O Nf6
Cote d'Ivoire Blitz 2019 – Round 10.2 – So, Wesley – 1-0 – Vachier-Lagrave, Maxime – G47 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 e6 8. Be3 Be7 9. Be2 O-O 10. O-O Bd7
European Club Cup 2015 – Round 3.1 – Malakhov, Vladimir – 1/2-1/2 – Giri, Anish – G37 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Qa5
FIDE World Cup 2015 – Round 2.3 – Fressinet, Laurent – 1/2-1/2 – Nepomniachtchi, Ian – G277 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Nd7 8. Ba3 Qc7 9. d4 a6 10. Bxd7+ Bxd7
FIDE World Cup 2015 – Round 2.6 – Fressinet, Laurent – 1/2-1/2 – Nepomniachtchi, Ian – G307 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Bc6
FIDE World Cup 2015 – Round 2.8 – Fressinet, Laurent – 0-1 – Nepomniachtchi, Ian – G313 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Bf5
FIDE World Cup 2017 – Round 3.1 – Lenderman, Aleksandr – 1/2-1/2 – Vachier-Lagrave, Maxime – G329 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 Nc6 8. Bd3 Bg4 9. h3 Bh5 10. Be2 e6
FIDE World Cup 2017 – Round 4.2 – Bu, Xiangzhi – 1/2-1/2 – Svidler, Peter – G384 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. Bc4 Nc6 8. O-O e6 9. e4 Bd6 10. Bg5 h6
FIDE World Cup 2019 – Round 3.5 – Jakovenko, Dmitry – 1/2-1/2 – Vachier-Lagrave, Maxime – G349 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 Bg7 8. h5 Nc6 9. Rb1 Qc7 10. d4 Bg4
FIDE World Cup 2019 – Round 4.5 – Radjabov, Teimour – 1/2-1/2 – Mamedyarov, Shakhriyar – G389 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb4 6. a3 N4c6 7. e3 e6 8. Be2 Be7 9. O-O O-O 10. d4 cxd4
FIDE World Cup 2019 – Round 6.2 – Radjabov, Teimour – 1-0 – Vachier-Lagrave, Maxime – G415 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 e6 8. Bd3 Be7 9. Qe2 Bd7 10. O-O O-O
GRENKE Chess Classic 2018 – Round 8.2 – Bluebaum, Matthias – 1/2-1/2 – Vachier-Lagrave, Maxime – G37 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 Nc6 8. Qd2 e6 9. Qg5 f6 10. Qh5+ Qf7
GRENKE Chess Classic 2019 – Round 6.5 – Svidler, Peter – 1/2-1/2 – Vachier-Lagrave, Maxime – G30 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 e6 8. Be3 Bd7 9. Nd2 Bc6 10. Qg4 Nd7
Horgen CS 1994 – Round 3 – Korchnoi, Viktor – 1/2-1/2 – Gavrikov, Viktor – G9 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Nd7 8. O-O Bg7 9. d4 O-O 10. a4 b6
Interpolis 1991 – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Kamsky, Gata – G1 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Nd7 8. a4 Bg7 9. d4 O-O 10. O-O Qc7
Las Palmas Las Palmas ESP 1977 – Round 1 – Miles, Anthony J – 1/2-1/2 – Tal, Mikhail – G1 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qxd1+ 7. Kxd1 Nc6 8. e4 Bd7 9. Be3 e6 10. Kc2 Be7
Linares16th 1999 – Round 2 – Anand, Viswanathan – 1/2-1/2 – Leko, Peter – G1 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. d4 Bg7 8. Bb5+ Bd7 9. a4 Qa5 10. Qb3 cxd4
Lindores Abbey Tal Memorial 2021 – Round 10.31 – Sadhwani, Raunak – 0-1 – Volokitin, Andrei – G447 1. c4 Nf6 2. Nc3 c5 3. Nf3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. Qe2 a6 9. a4 Nc6 10. Rd1 Na5
Lindores Abbey Tal Memorial 2021 – Round 11.3 – Dubov, Daniil – 1/2-1/2 – Xiong, Jeffery – G488 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 Nxc3 7. bxc3 Bd7 8. O-O e6 9. d4 Be7 10. Rb1 O-O
Lone Pine Open 1978 – Round 2 – Larsen, Bent – 1-0 – Erlingsson, P. – G6 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc7 6. d4 e6 7. Bd3 Nd7 8. O-O Be7 9. Qc2 cxd4 10. exd4 h6
Makedonia Palace GP 2013 – Round 7.6 – Morozevich, Alexander – 0-1 – Caruana, Fabiano – G38 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Qc2 Be7 7. a3 O-O 8. b3 b6 9. Bb2 Ba6 10. Bxa6 Nxa6
Olympiad 2002 – Round 5 – Agrest, Evgenij – 1/2-1/2 – Seirawan, Yasser – G168 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Nc6 7. O-O Be7 8. d4 cxd4 9. exd4 Nxc3 10. bxc3 O-O
Qatar Masters Open 2015 – Round 4.11 – Tomashevsky, Evgeny – 0-1 – Salem, A.R. Saleh – G128 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. d4 cxd4 9. exd4 Nxc3 10. bxc3 Qc7
Saint Louis Rapid 2017 – Round 2.2 – Aronian, Levon – 0-1 – Nepomniachtchi, Ian – G7 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 Bg7 8. h5 Nc6 9. Be2 b6 10. Kf1 Qd6
Sharjah Grand Prix 2017 – Round 1.7 – Adams, Michael – 1-0 – Salem, A.R. Saleh – G7 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. Qe2 Nc6 9. d4 cxd4 10. exd4 Nb6
Superbet Classic 2021 – Round 5.5 – Aronian, Levon – 1/2-1/2 – Vachier-Lagrave, Maxime – G23 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. Qe2 Nc6 9. d4 cxd4 10. exd4 Nb6
Tal Memorial 8th 2013 – Round 4.4 – Andreikin, Dmitry – 1/2-1/2 – Carlsen, Magnus – G3 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 g6 6. Bb5+ Bd7 7. Qb3 Nxc3 8. Ne5 e6 9. bxc3 Bxb5 10. Qxb5+ Nd7
World Blitz 2015 – Round 12.43 – Nepomniachtchi, Ian – 1-0 – Vidit, Santosh Gujrathi – G754 1. c4 c5 2. Nf3 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. d4 O-O 10. O-O Qa5
World Blitz 2015 – Round 2.16 – Gelfand, Boris – 1-0 – Volokitin, Andrei – G84 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nc6 6. Bb5 e6 7. Ne5 Bd7 8. Bxc6 Bxc6 9. Nxc6 bxc6 10. O-O Be7
World Blitz 2016 – Round 13.38 – Vidit, Santosh Gujrathi – 1/2-1/2 – Tari, Aryan – G533 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Qa5
World Blitz 2016 – Round 20.25 – Malakhov, Valentyn – 1/2-1/2 – Bok, Benjamin – G791 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bb5+ Bd7 7. Be2 Bd6 8. O-O O-O 9. d4 Nxc3 10. bxc3 Bc6
World Blitz 2017 – Round 3.19 – Anton Guijarro, David – 1/2-1/2 – Kasimdzhanov, Rustam – G132 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Nxd5 exd5 7. b4 cxb4 8. Bb2 f6 9. Rc1 Nc6 10. Bb5 Bd7
World Blitz 2018 – Round 11.38 – Roiz, Michael – 1/2-1/2 – Timofeev, Artyom – G657 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. d4 Nxc3 9. bxc3 Qc7 10. Bd3 b6
World Blitz 2018 – Round 13.51 – Goganov, Aleksey – 0-1 – Salem, A.R. Saleh – G791 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Nxd5 exd5 7. b4 c4 8. Bb2 Bxb4 9. Bxg7 Rg8 10. Bb2 Nc6
World Blitz 2018 – Round 16.3 – Gelfand, Boris – 1/2-1/2 – Svidler, Peter – G948 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 Nc6 8. Be3 e6 9. Nd2 Be7 10. Qg4 O-O
World Blitz 2018 – Round 5.31 – Grachev, Boris – 1/2-1/2 – Inarkiev, Ernesto – G293 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Bd7 6. Qb3 Nb4 7. a3 Be6 8. Qa4+ N4c6 9. d3 f6 10. g3 Bf7
World Cup of Rapid Chess Final 2001 – Round 1.1 – Bareev, Evgeny – 1/2-1/2 – Kasparov, Garry – G1 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. a4 Bg7 9. O-O O-O 10. Ba3 b6
World Rapid 2019 – Round 4.42 – Salem, A.R. Saleh – 1/2-1/2 – Aditya Tari – G256 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 Qc7 7. e4 Nc6 8. Qd2 e6 9. Qg5 f6 10. Qh5+ Qf7
World Rapid 2021 – Round 8.48 – Jumabayev, Rinat – 0-1 – Puranik, Abhimanyu – G482 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Be7 7. O-O O-O 8. Qe2 b6 9. d4 cxd4 10. Bxd5 exd5
Zurich Korchnoi CC Blitz 2017 – Round 2.3 – Gelfand, Boris – 1/2-1/2 – Svidler, Peter – G7 1. Nf3 c5 2. c4 Nf6 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Qa5
Zurich Korchnoi CC Blitz 2017 – Round 4.4 – Gelfand, Boris – 1/2-1/2 – Nepomniachtchi, Ian – G16 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. Bb5+ Bd7 8. Be2 Bg7 9. O-O O-O 10. d4 Qa5

A34q — Symmetrical 3 Knights Exchange

1.c4 c5 2.Nc3 Nf6 3.Nf3 d5 4.cxd5 Nxd5

Eval: [+0.31]

Les coups candidats

5.g3 — 33.9% (2896 parties) →

Ambassadeurs : Adamski, Jan (16x), Uhlmann, Wolfgang (16x), Espig, Lutz (15x), Robatsch, Karl (14x), Polugaevsky, Lev (13x), Gheorghiu, Florin (12x), Tukmakov, Vladimir B (12x), Korchnoi, Viktor (11x)

5.d4 — 25.3% (2165 parties) →

Ambassadeurs : Korchnoi, Viktor (14x), Kramnik, Vladimir (13x), Miezis, Normunds (10x), Buhmann, Rainer (10x), Tal, Mikhail (9x), Pinter, Jozsef (9x), Karpov, Anatoly (7x), Magem Badals, Jordi (7x)

5.e4 — 22.3% (1910 parties) →

Ambassadeurs : Suba, Mihai (11x), Lupulescu, Constantin (11x), Seirawan, Yasser (10x), Timman, Jan H (10x), Nikolov, Momchil (10x), De La Villa Garcia, Jesus Maria (9x), Daurelle, Herve (9x), Miles, Anthony J (8x)

5.e3 — 14.2% (1218 parties)

Ambassadeurs : Vachier-Lagrave, Maxime (18x), Nepomniachtchi, Ian (12x), Korchnoi, Viktor (11x), Gelfand, Boris (9x), Aditya Tari (9x), Xiong, Jeffery (8x), Adamski, Jan (7x), Miles, Anthony J (7x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.g3	5.d4	5.e4	5.e3
<1800	119	39%	18%	25%	11%
1800-2200	2008	43%	23%	21%	9%
2200-2600	4500	30%	29%	22%	16%
2600+	502	24%	24%	19%	29%

Évolution par décennie (% des parties)

Décennie	N parties	5.g3	5.d4	5.e4	5.e3
1920s	26	50%	12%	35%	—
1930s	48	46%	10%	40%	—
1940s	37	32%	8%	38%	16%
1950s	88	43%	7%	19%	25%
1960s	53	62%	4%	4%	25%
1970s	556	46%	14%	16%	22%
1980s	796	34%	20%	30%	13%
1990s	1407	36%	22%	28%	9%
2000s	2182	32%	34%	21%	7%
2010s	2564	34%	25%	19%	17%
2020s	793	21%	27%	23%	27%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.g3	34%	21%	▼ -13.7%
5.d4	25%	27%	▲ +2.1%
5.e4	19%	23%	▲ +3.7%
5.e3	17%	27%	▲ +9.5%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Kasparov, Garry — 10 parties
Kramnik, Vladimir — 10 parties
Botvinnik, Mikhail — 5 parties
Carlsen, Magnus — 5 parties
Anand, Viswanathan — 4 parties
Alekhine, Alexander — 3 parties
Smyslov, Vladimir — 3 parties
Ju, Wenjun — 2 parties
Euwe, Max — 1 partie
Ding, Liren — 1 partie
Hou, Yifan — 1 partie

Parties historiques

5.g3 — 33.9% (2896 parties)

1924 — Bogoljubow, Efim vs Romanovsky, Pjotr — 1/2-1/2 — Leningrad RUS
1925 — Reti, Richard vs Rubinstein, Akiba — 1/2-1/2 — Baden-Baden GER
1925 — Zubarev, Nikolay vs Rubinstein, Akiba — 0-1 — Moscow RUS
1926 — Sterk, Karoly vs Walter, Max — 1-0 — Bardejov
1926 — Kostic, Boris vs Kmoch, Hans — 1/2-1/2 — Bardejov

5.d4 — 25.3% (2165 parties)

1925 — Nimzowitsch, Aron vs Tarrasch, Siegbert — 1-0 — DSB-24.Kongress
1926 — Kmoch, Hans vs Prokes, Ladislav — 0-1 — Budapest HUN
1927 — Babel August vs Machate, Gottlieb — 1/2-1/2 — Gleiwitz
1934 — Yudovich, Mikhail M vs Chekhover, Vitaly — 1-0 — Leningrad RUS
1937 — List, Paul vs Fine, Richard Alvaro Adrien — 0-1 — Ostende

5.e4 — 22.3% (1910 parties)

1926 — Walter, Max vs Prokes, Ladislav — 1/2-1/2 — Bardejov
1926 — Alekhine, Alexander vs Landau, Salo — 1-0 — Scarborough ENG
1926 — Nimzowitsch, Aron vs Rubinstein, Akiba — 1-0 — Dresden GER
1926 — Alekhine, Alexander vs Landau, Salo — 1-0 — Scarborough ENG
1926 — Monticelli D Elias, Maria Lucia vs Ahmed Nagy, Shady — 1/2-1/2 — Budapest HUN

5.e3 — 14.2% (1218 parties)

1946 — Keres, Paul vs Fine, Reuben — 1-0 — Moscow RUS
1946 — Florian, Tibor vs Bakonyi, Elek — 1-0 — Budapest HUN
1947 — Vukovic, Sava vs Trifunovic, Petar — 1-0 — Yugoslavia
1947 — Neikirkh, Oleg vs Zgurev, Georgi — 1/2-1/2 — Sofia BUL
1948 — Kholmov, Ratmir D vs Taimanov, Mark — 1/2-1/2 — Moskou ch-URS

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