A29n — English: Four Knights, 4.g3 d5 5.cxd5 Nxd5 6.Bg2

1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3 d5 5.cxd5 Nxd5 6.Bg2 * ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité centre (2v1), paire de fous, colonne c.
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bg2 enfermé, 3 pièces non développées (C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● d3 — Libérer Bc1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité aile_dame (3v2), case forte b4, case forte d4, paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé, Bg2 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 4 pièces non développées (C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bg4 — Développer Bc8, clouer Nf3
● ...Be7 — Développer Bf8
● ...e4 — Rupture
● ...f6 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

A29n — Four Knights

1.c4 e5 2.Nc3 Nc6 3.Nf3 Nf6 4.g3 d5 5.cxd5 Nxd5 6.Bg2

Eval: [+0.12]

Les coups candidats

6…Nb6 — 77.0% (7270 parties) →

Ambassadeurs : Zielinski, Sergej (154x), Belchev, Branimir Petrov (64x), Szerlak, Andrzej (63x), Morley, Paul (50x), Coyne, David W. (48x), Uhlmann, Wolfgang (39x), Nývlt, Zdenek (34x), Svoboda, Frantisek (33x)

6…Be6 — 8.3% (786 parties) →

Ambassadeurs : Dueckstein, Andreas (10x), Backe, Peter (6x), Sarosy, Zoltan L (5x), Mont-Reynaud, Jordy (4x), ? (4x), Sedlacek, Jiri (4x), Cohen, David (4x), Liebeskind, Rolf Dieter (4x)

6…Nxc3 — 6.1% (578 parties)

Ambassadeurs : Nekhaev, Andrey Ivanovich (11x), Beck, Georges (10x), Kleinsorgen, Horst (7x), Wolter, Uwe (7x), Gierth, Karlheinz (6x), Bourgoin, Claude (6x), Portych, Václav (5x), Sarosy, Zoltan L (4x)

6…Bc5 — 5.5% (522 parties)

Ambassadeurs : Caruana, Fabiano (11x), García Rodríguez, Ildefonso (11x), Juárez de Vena, Antonio (11x), Noriega De La Sierra, Antonio (10x), Belchev, Branimir Petrov (10x), Osuna Osuna, Francisco (9x), Zielinski, Sergej (9x), Aronian, Levon (7x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Nb6	6…Be6	6…Nxc3	6…Bc5
<1800	271	54%	19%	15%	8%
1800-2200	2897	75%	10%	8%	5%
2200-2600	4213	86%	4%	2%	6%
2600+	393	74%	1%	2%	22%

Évolution par décennie (% des parties)

Décennie	N parties	6…Nb6	6…Be6	6…Nxc3	6…Bc5
1900s	1	100%	—	—	—
1910s	1	—	100%	—	—
1920s	2	—	100%	—	—
1930s	14	36%	21%	36%	—
1940s	6	67%	33%	—	—
1950s	17	47%	24%	24%	—
1960s	43	49%	26%	9%	—
1970s	102	56%	25%	10%	—
1980s	398	79%	13%	3%	0%
1990s	1137	75%	15%	7%	0%
2000s	2166	73%	12%	12%	0%
2010s	4133	85%	5%	4%	3%
2020s	1416	66%	3%	2%	26%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Nb6	85%	66%	▼ -19.0%
6…Be6	5%	3%	▼ -2.5%
6…Nxc3	4%	2%	▼ -2.0%
6…Bc5	3%	26%	▲ +23.0%

Joueurs célèbres

Champions du monde dans cette position

Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 8 parties
Kasparov, Garry — 6 parties
Tal, Mikhail — 3 parties
Anand, Viswanathan — 3 parties
Smyslov, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Gukesh D — 1 partie

Parties historiques

6…Nb6 — 77.0% (7270 parties)

1907 — Bernstein, Olivia vs Metger, Johannes — 1-0 — Ostende II
1936 — Vaitonis, Povilas vs Zinner, Emil — 1-0 — Munich GER
1937 — Lundin, Erik vs Collett, John — 1-0 — Stockholm SWE
1938 — Zita, Frantisek vs Zinner, Emil — 1-0 — Praag ch CZE
1938 — Kashdan, Isaac vs Horowitz, Albert Israel — 1/2-1/2 — New York m ch-USA

6…Be6 — 8.3% (786 parties)

1917 — Bogoljubow, Efim vs Selezniev, Alexey — 1/2-1/2 — Triberg m
1928 — Carls, Carl vs Cova Krause, Juan Pablo — 1-0 — Hamburg GER
1928 — Capablanca, Jose vs Cuero Reid, Maximo Javier — 0-1 — Imperial CC, London ENG
1933 — Carls, Carl vs Ahues, Carl — 1/2-1/2 — Bremen GER
1933 — Carls, Carl vs Antze, Oskar — 1-0 — Bremen Wettkampfpartie

6…Nxc3 — 6.1% (578 parties)

1936 — Hanauer, Milton Loeb vs Adams, Weaver — 1-0 — New York, NY USA
1936 — Vaitonis, Povilas vs Danchev, Dancho — 1-0 — Munich GER
1936 — Acebey Michel, Veroska vs Enevoldsen, Jens — 0-1 — Glostrup
1937 — Capablanca, Jose vs Dittrich, Frank — 0-1 — Zlin CZE
1939 — Zíta, František vs Tautvaisas, Povilas — 1-0 — Buenos Aires ARG

6…Bc5 — 5.5% (522 parties)

1989 — Knop, G. vs Mair, Emil Bertrand — 0-1 — corr BdF/H
1997 — Leeb, Hans-Peter, Dr. vs Sucher, Johannes — 1-0 — Austria
1998 — Heres, Henri vs Korhonen, Paul — 0-1 — IECG
2001 — Zedtler, Uwe vs Breitenstein, Dieter — 1-0 — ?
2005 — Desboeufs, Claude vs Ruetsch, Johan — 0-1 — ?

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	● centre 2v1	● aile_dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● b4 (3v0), ● d4 (2v1)
Cases faibles	—	—
Centre	● e4 (1v0)	● d4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Enfermé (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (c1, a1, h1)	4 (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	● …e5-e4, ● …f7-f6, ● …f7-f5

Partie
11th Sinquefield Cup 2024 - Round 8 - Praggnanandhaa, R - 1/2-1/2 - Caruana, Fabiano - G37 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 Qe6
1936 Muenchen ol – Round 16 – Abramavicius, Leonhard – 1/2-1/2 – Gilg, Karl – G44 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nde7 7. O-O Nf5 8. d3 Be7 9. Bd2 O-O 10. Rc1 Be6
1936 New York ch-USA – Round 10 – Hanauer, Milton Loeb – 1-0 – Adams, Weaver – G26 1. c4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 e4 8. Nd4 Nxd4 9. cxd4 Qxd4 10. Rb1 Bc5
1939 Buenos Aires ol f-A – Round 15 – Zíta, František – 1-0 – Tautvaisas, Povilas – G283 1. c4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 e4 8. Ng1 f5 9. f3 exf3 10. Nxf3 Bd6
1954 Buenos Aires – Round 1 – Pelikan, Anna – 0-1 – Piazzini – G9 1. g3 e5 2. c4 Nf6 3. Bg2 Nc6 4. Nf3 d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. bxc3 e4 8. Ng1 Bf5 9. Qa4 Qd5 10. Rb1 Bc5
1960 Avantgard Ch – Round 9 – Bakhmatov, Eduard – 0-1 – Poliak, Evsey – G44 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nde7 7. b4 a6 8. O-O g6 9. Bb2 Bg7 10. a3 O-O
1960 Prague radio sim – Round ? – Tal, Mikhail – 1/2-1/2 – Augustin, Josef – G2 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nxc3 7. bxc3 e4 8. Ng1 f5 9. d3 exd3 10. exd3 Be6
1962 Erevan ch-URS – Round 1 – Korelov, Alexander P – 0-1 – Mikenas, Vladas – G4 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nde7 7. b4 a6 8. Bb2 Nf5 9. a3 Be6 10. O-O f6
1967 Palma de Mallorca – Round 2 – Larsen, Benjamin Holsko – 1-0 – Lehmann, Heinz – G10 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nde7 7. O-O g6 8. b4 a6 9. a4 Bg7 10. Ba3 O-O
2024 SuperUnited Rapid & Blitz Croatia – Round 17 – Caruana Fabiano – 1/2-1/2 – Giri Anish – G82 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 Qd6
2026 Tata Steel Chess Masters - Round 7.4 - Gukesh D - 0-1 - Giri, Anish - G46 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. d3 O-O 8. Qb3 Nde7 9. O-O h6 10. a3 Nd4
2026 Tata Steel India Blitz - Round 15.3 - Praggnanandhaa R - 0-1 - Nihal Sarin - G73 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nf6 7. b4 a6 8. a3 h6 9. d3 Bd6 10. O-O O-O
43. Olympiad 2018 – Round 5.3 – Ding, Liren – 1/2-1/2 – Navara, David – G331 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Bb6 9. Nxd5 Qxd5 10. Bd2 Qd6
5. Sinquefield Cup 2017 – Round 5.2 – Anand, Viswanathan – 1-0 – Caruana, Fabiano – G22 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Bb6 9. Bd2 Bg4 10. Rc1 Nxc3
5. Sinquefield Cup 2017 – Round 9.4 – Nakamura, Hikaru – 1/2-1/2 – Karjakin, Sergey – G44 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Nxd5 Qxd5 9. d3 Bb6 10. b4 e4
6. Sinquefield Cup 2018 – Round 6.4 – Nakamura, Hikaru – 1/2-1/2 – Aronian, Levon – G29 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Nxd5 Qxd5 9. d3 Qd8 10. Be3 Bxe3
7. Norway Armageddon 2019 – Round 5.1 – Vachier-Lagrave, Maxime – 1/2-1/2 – Carlsen, Magnus – G14 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Bd2 Nf6 10. Na4 Bb6
85. Tata Steel Masters 2023 – Round 4.5 – So, Wesley – 1/2-1/2 – Aronian, Levon – G26 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. b3 e4
9. London Classic 2017 – Round 9.3 – Caruana, Fabiano – 1-0 – Adams, Michael – G43 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Ng5 Nf6 10. Qb3 Qe7
CCT Final KO 2023 – Round 2.12 – Carlsen, Magnus – 1/2-1/2 – So, Wesley – G23 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nf6 7. O-O h6 8. a3 a5 9. b3 Bd6 10. d4 O-O
CCT Final Playoff 2023 – Round 3.3 – Vachier-Lagrave, Maxime – 1/2-1/2 – So, Wesley – G29 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nf6 7. O-O h6 8. b4 e4 9. Ne1 Bxb4 10. Nxe4 Nxe4
FIDE Grand Swiss 2025 – Round 1 – Erigaisi Arjun – 1/2-1/2 – Chigaev Maksim – G2 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 Qd6
FIDE World Cup 2017 – Round 2.2 – Dubov, Daniil – 1-0 – Karjakin, Sergey – G224 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Bb6 9. Nxd5 Qxd5 10. b4 e4
FIDE World Cup 2017 – Round 2.3 – Gelfand, Boris – 0-1 – Wang, Hao(ZJWZ) – G255 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Bb6 9. Nxd5 Qxd5 10. b4 a5
FIDE World Cup 2019 – Round 3.2 – Saini Vidit – 1/2-1/2 – So, Wesley – G313 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Nxd5 Qxd5 10. Bd2 Qd8
FIDE World Cup 2019 – Round 7.4 – Ding, Liren – 1/2-1/2 – Radjabov, Teimour – G425 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. Nxe5 Nxc3 8. Bxc6+ bxc6 9. bxc3 Qd5 10. Nf3 Bh3
FIDE World Cup 2019 – Round 7.6 – Ding, Liren – 1/2-1/2 – Radjabov, Teimour – G429 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Nd2 Qe6
FIDE World Cup 2019 – Round 7.7 – Ding, Liren – 1/2-1/2 – Radjabov, Teimour – G431 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Nd2 Qe6
FIDE World Cup 2025 – Round R2 Rapid 1 – Radoslaw Wojtaszek – 1-0 – Maxime Lagarde – G386 1. Nf3 g6 2. d4 Bg7 3. g3 d6 4. Bg2 Nf6 5. O-O O-O 6. c4 Nc6 7. Nc3 Rb8 8. Bf4 a6 9. Rc1 Bd7 10. a3 Na5
GCT Blitz Croatia 2021 – Round 11.5 – Vachier-Lagrave, Maxime – 1-0 – Giri, Anish – G55 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 a5
GCT Blitz Paris 2018 – Round 8.5 – So, Wesley – 1/2-1/2 – Caruana, Fabiano – G39 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Bd2 Nxc3 10. Bxc3 Nd4
GCT Blitz Paris 2019 – Round 15.4 – Duda, Jacob – 1-0 – Caruana, Fabiano – G74 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Bg5 Nxc3 10. bxc3 f6
Global Chess League 2023 – Round 9.2 – Gukesh D – 0-1 – Mamedyarov, Shakhriyar – G109 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nf6 7. O-O h6 8. d3 Bd6 9. a3 O-O 10. b4 Re8
Levitov Chess Week Rapid 2023 – Round 3.4 – Svidler, Peter – 0-1 – Nepomniachtchi, Ian – G14 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Be3 Bxe3
Saint Louis Blitz 2017 – Round 16.3 – Nakamura, Hikaru – 1-0 – Karjakin, Sergey – G78 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Nxd5 Qxd5 9. d3 Bb6 10. b4 e4
Saint Louis Blitz 2024 - Round 16 - Nepomniachtchi Ian - 0-1 - Firouzja Alireza - G79 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. Qc2 Ndb4 8. Qb1 Be6 9. a3 Nd5 10. O-O O-O
Saint Louis Rapid 2017 – Round 6.2 – Aronian, Levon – 1-0 – Caruana, Fabiano – G27 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Nxd5 Qxd5 9. Ng5 Qd8 10. Nxh7 Re8
Saint Louis Rapid 2024 - Round 1 - Nepomniachtchi Ian - 1-0 - Firouzja Alireza - G2 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. Na4 Be7 8. O-O e4 9. Ne1 Bf5 10. Nc3 Nxc3
Superbet Blitz 2023 – Round 11.5 – Wojtaszek, Radoslaw – 1/2-1/2 – Deac, Bogdan-Daniel – G55 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Qc2 Nf6 9. a3 a5 10. e3 Bd6
Superbet Blitz 2023 – Round 16.2 – Wojtaszek, Radoslaw – 1/2-1/2 – Aronian, Levon – G77 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. Qc2 Nf6 9. a3 a5 10. e3 h6
Superbet Classic 2023 – Round 4.5 – Rapport, Richard – 1/2-1/2 – So, Wesley – G20 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 Qd6
SuperUnited Blitz 2023 – Round 10.1 – Carlsen, Magnus – 1/2-1/2 – Caruana, Fabiano – G46 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Nd2 Qd8
Tata Steel India Blitz 2019 – Round 12.2 – Aronian, Levon – 0-1 – So, Wesley – G56 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Bd2 Nxc3 10. bxc3 Bb6
Tata Steel India Blitz 2019 – Round 14.5 – Aronian, Levon – 1/2-1/2 – Giri, Anish – G69 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Bd2 Nf6 10. Rc1 Re8
Vugar Gashimov Mem 2019 – Round 7.3 – Carlsen, Magnus – 1-0 – Giri, Anish – G33 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. a3 a5
WCh 2018 – Round 4 – Carlsen, Magnus – 1/2-1/2 – Caruana, Fabiano – G4 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Bd2 Nxc3 10. Bxc3 Nd4
WCh 2018 – Round 9 – Carlsen, Magnus – 1/2-1/2 – Caruana, Fabiano – G9 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 Re8 9. Bg5 Nxc3 10. bxc3 f6
World Blitz 2023 – Round 16.15 – Maghsoodloo, Parham – 1/2-1/2 – Lazavik, Denis – G904 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 Rd8
World Blitz 2023 – Round 2.16 – Maghsoodloo, Parham – 1-0 – Najer, Evgeniy – G85 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 7. O-O O-O 8. d3 h6 9. Nxd5 Qxd5 10. Bd2 a5

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A29n — English: Four Knights, 4.g3 d5 5.cxd5 Nxd5 6.Bg2

♔ Point de vue Blancs

♚ Point de vue Noirs

11th Sinquefield Cup 2024 – Round 8 – Praggnanandhaa, R – 1/2-1/2 – Caruana, Fabiano – G37

1936 Muenchen ol – Round 16 – Abramavicius, Leonhard – 1/2-1/2 – Gilg, Karl – G44

1936 New York ch-USA – Round 10 – Hanauer, Milton Loeb – 1-0 – Adams, Weaver – G26

1939 Buenos Aires ol f-A – Round 15 – Zíta, František – 1-0 – Tautvaisas, Povilas – G283

1954 Buenos Aires – Round 1 – Pelikan, Anna – 0-1 – Piazzini – G9

1960 Avantgard Ch – Round 9 – Bakhmatov, Eduard – 0-1 – Poliak, Evsey – G44

1960 Prague radio sim – Round ? – Tal, Mikhail – 1/2-1/2 – Augustin, Josef – G2

1962 Erevan ch-URS – Round 1 – Korelov, Alexander P – 0-1 – Mikenas, Vladas – G4

1967 Palma de Mallorca – Round 2 – Larsen, Benjamin Holsko – 1-0 – Lehmann, Heinz – G10

2024 SuperUnited Rapid & Blitz Croatia – Round 17 – Caruana Fabiano – 1/2-1/2 – Giri Anish – G82

2026 Tata Steel Chess Masters – Round 7.4 – Gukesh D – 0-1 – Giri, Anish – G46

2026 Tata Steel India Blitz – Round 15.3 – Praggnanandhaa R – 0-1 – Nihal Sarin – G73