D40q — QGD: Semi-Tarrasch, 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte d4, paire de fous, colonne d.
Faiblesses adverses : arriéré b7, Bc8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, arriéré b2, 4 pièces non développées (C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Bd2 — Développer Bc1
● Bd3 — Développer Bf1
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v1), case forte e4, avant-poste e4(C), Bc5 actif, paire de fous, colonne c.
Faiblesses adverses : arriéré b2, Bc1 enfermé, Bf1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, arriéré b7, 3 pièces non développées (C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)
● ...Bg4 — Clouer Nf3
● ...d4 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

D40q — Semi-Tarrasch

1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Nf3 c5 5.e3 Nc6 6.a3 a6 7.dxc5 Bxc5

Eval: [+0.21]

Les coups candidats

8.b4 — 97.5% (1567 parties)

Ambassadeurs : Tal, Mikhail (7x), Ivkov, Borislav (7x), Wedberg, Tom (7x), Belov, Igor (6x), Kratochvíl, Václav (6x), Teichmann, Richard (5x), Rubinstein, Akiba (5x), Berger, Johann (4x)

8.cxd5 — 1.6% (25 parties)

Ambassadeurs : Gentil Junior, Luiz (1x), Mascarenhas, Alberto Pinheiro (1x), Kadas, Gabor (1x), Sugar, Karoly (1x), Lovass, Imre (1x), Kluger, Gyula (1x), Segal, Alexandru Sorin (1x), Li, Zunian (1x)

8.Be2 — 0.7% (11 parties)

Ambassadeurs : Salus, Stephane (1x), Daurelle, Herve (1x), Sokolov, Albert (1x), Zolnierowicz, Krzysztof (1x), Kochyev, Alexander (1x), Monin, Nikolay (1x), Mishuchkov, Nikolai M. (1x), Dvoirys, Semen I. (1x)

8.Qc2 — 0.2% (3 parties)

Ambassadeurs : Morsare, Knut (1x), Magnusson, Karl (1x), Happel, Henk (1x), Wise, David (1x), Galinsky, Timofey (1x), Gonzalez, Francisco Silva (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.b4	8.cxd5	8.Be2	8.Qc2
<1800	18	100%	—	—	—
1800-2200	355	96%	2%	2%	—
2200-2600	926	98%	2%	1%	0%
2600+	68	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.b4	8.cxd5	8.Be2	8.Qc2
1840s	1	100%	—	—	—
1850s	1	100%	—	—	—
1870s	2	100%	—	—	—
1880s	1	100%	—	—	—
1890s	1	100%	—	—	—
1900s	30	100%	—	—	—
1910s	9	100%	—	—	—
1920s	3	100%	—	—	—
1930s	9	100%	—	—	—
1940s	10	100%	—	—	—
1950s	13	92%	—	—	—
1960s	28	100%	—	—	—
1970s	47	100%	—	—	—
1980s	135	95%	4%	1%	—
1990s	266	96%	2%	2%	1%
2000s	337	98%	1%	0%	—
2010s	520	97%	2%	1%	0%
2020s	194	99%	1%	1%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.b4	97%	99%	▲ +1.7%
8.cxd5	2%	1%	▼ -1.2%
8.Be2	1%	1%	-0.3%
8.Qc2	0%	0%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 7 parties
Anand, Viswanathan — 7 parties
Alekhine, Alexander — 3 parties
Smyslov, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Kramnik, Vladimir — 2 parties
Gukesh D — 2 parties

Parties historiques

8.b4 — 97.5% (1567 parties)

1843 — Staunton, Howard vs Saint Amant, Pierre C — 1/2-1/2 — Paris FRA
1857 — Knott Rodriguez, Dylan Emmanuel vs Perrin, Fleur — 0-1 — New York, NY USA
1877 — Paulsen, L Goring vs Zukertort allies — 1-0 — Leipzig consult
1877 — Paulsen, LGoeringMetger vs AnderssenZukertortSchmid, C — 0-1 — Leipzig GER
1880 — Paulsen, Louis vs Wemmers, Carl — 1/2-1/2 — Wiesbaden GER

8.cxd5 — 1.6% (25 parties)

1981 — Kadas, Gabor vs Sugar, Karoly — 1/2-1/2 — Budapest HUN
1981 — Lovass, Imre vs Kluger, Gyula — 1/2-1/2 — Budapest HUN
1981 — Cladouras, Panagiotis vs Alscher, H. — 1-0 — GER
1982 — Segal, Alexandru Sorin vs Li, Zunian — 0-1 — Lucerne SUI
1983 — Bozovic, Milomir vs Andrijevic, Milan — 0-1 — Pula CRO

8.Be2 — 0.7% (11 parties)

1989 — Salus, Stephane vs Daurelle, Herve — 1-0 — France
1991 — Mishuchkov, Nikolai M. vs Dvoirys, Semen I. — 1/2-1/2 — Moscow RUS
1991 — Donchenko, Anatoly vs Totsky, Leonid — 1/2-1/2 — Moscow RUS
1993 — Sokolov, Albert vs Zolnierowicz, Krzysztof — 1/2-1/2 — Lublin POL
1997 — Kochyev, Alexander vs Monin, Nikolay — 1/2-1/2 — St Petersburg RUS

8.Qc2 — 0.2% (3 parties)

1995 — Happel, Henk vs Wise, David — 1-0 — It (open) Soest NED
1998 — Morsare, Knut vs Magnusson, Karl — 1-0 — Hallstahammar
2018 — Galinsky, Timofey vs Gonzalez, Francisco Silva — 1-0 — Fagernes NOR

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● b2	● b7
Chaînes	● b2→a3, f2→e3	● e6→d5, b7→a6, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (3v2)	● e4 (2v1)
Cases faibles	—	—
Centre	● d4 (3v2)	● e4 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bf1	● Bf1 Non développé (mob. 2)
Bc5		● Bc5 Actif (mob. 9)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	4 (c1, f1, a1, h1)	3 (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	semi-ouvert
Ruptures	● e3-e4	● …d5-d4, ● …e6-e5

Partie
1902 It (Men) Monte Carlo MNC – Round 18 – Teichmann, Richard – 1-0 – Marchand, Max – G49 1. d4 d5 2. Nf3 e6 3. c4 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Be2 Qc7
1902 Monte Carlo – Round 18 – Teichmann, Richard – 1-0 – Mieses, Jacques – G70 1. d4 d5 2. Nf3 e6 3. c4 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Be2 Qc7
1904 City of London CC National Tournament – Round 16 – Mackenzie, Arthur J – 0-1 – Shoosmith, Hector W – G16 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. c5 O-O 10. Bb2 b6
1904 London ENG – Round 12 – Mackenzie, Arthur J – 1-0 – Loman, Rudolf – G21 1. d4 d5 2. c4 e6 3. Nf3 c5 4. e3 Nc6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. c5 O-O 10. Be2 e5
1905 Hauptturnier A – Round 2 – Lasker, Edward – 1-0 – Heemskerk, Jan F – G5 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 d4 9. Na4 Ba7 10. c5 dxe3
1906 Stockholm – Round 7 – Svensson, Sven – 0-1 – Loman, Rudolf – G27 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Rc1 dxc4
1907 Berlin Jubilee – Round 8 – Przepiorka, Dawid – 0-1 – Spielmann, Rudolf – G34 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 b5
1907 Carlsbad – Round 1 – Rubinstein, Akiba – 1/2-1/2 – Schlechter, Carl – G5 1. d4 d5 2. Nf3 c5 3. e3 e6 4. c4 Nf6 5. Nc3 a6 6. a3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1907 It (Men) San Sebastian ESP – Round 10 – Nimzowitsch, Aron – 1-0 – Berger, Johann – G23 1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. e3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1907 It (Men) San Sebastian ESP – Round 12 – Lange, Max – 1-0 – Mason, James – G29 1. d4 e6 2. c4 d5 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1907 It (Men) San Sebastian ESP – Round 9 – Berger, Johann – 1-0 – Mason, James – G21 1. d4 d5 2. e3 c5 3. c4 Nf6 4. Nc3 e6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1907 Ostende II – Round 16 – Alvarez Lee, Felix – 0-1 – Spielmann, Rudolf – G190 1. d4 d5 2. Nf3 c5 3. e3 Nc6 4. c4 e6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1907 Ostende II – Round 9 – Salwe, Georg – 0-1 – Jacob Francis – G104 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Bd3 dxc4
1907 Vienna – Round 6 – Berger, Johann – 1-0 – Schlechter, Carl – G22 1. d4 d5 2. e3 Nf6 3. c4 e6 4. Nc3 c5 5. Nf3 a6 6. a3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1908 DSB-16.Kongress – Round 11 – Jakob, Adorjan – 1/2-1/2 – Przepiorka, Dawid – G62 1. d4 d5 2. Nf3 c5 3. e3 Nc6 4. c4 e6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 b5
1908 DSB-16.Kongress – Round 13 – Jakob, Adorjan – 1/2-1/2 – Spielmann, Rudolf – G75 1. d4 d5 2. Nf3 c5 3. e3 Nc6 4. c4 e6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1908 Prague – Round 4 – Teichmann, Richard – 0-1 – Duz-Khotimirsky, Fedor Ivanovich – G39 1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 Nc6 5. e3 Nf6 6. dxc5 Bxc5 7. a3 a6 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 b5
1908 Prague – Round 7 – Duz-Khotimirsky, Fedor Ivanovich – 1/2-1/2 – Rubinstein, Akiba – G63 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 a6 6. dxc5 Bxc5 7. a3 Nc6 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1909 BCF Ch 6th – Round 2 – Lee, Francis J – 1-0 – Sergeant, Edward – G6 1. d4 d5 2. e3 c5 3. Nf3 Nc6 4. c4 e6 5. Nc3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1909 Ch (Men) Leiden NED – Round 6 – Esser, Jan – 1/2-1/2 – Loman, Rudolf – G7 1. d4 d5 2. c4 e6 3. Nf3 c5 4. Nc3 Nf6 5. e3 a6 6. a3 Nc6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1911 Budapest – Round 7 – Chalupetzky, Ferenc – 1/2-1/2 – Von Balla, Zoltan – G12 1. d4 d5 2. Nf3 c5 3. c4 e6 4. e3 Nf6 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 dxc4
1913 New York National – Round 7 – Staffer, John Homer – 1/2-1/2 – Janowski, Dawid – G33 1. c4 c5 2. Nc3 Nc6 3. e3 Nf6 4. Nf3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. cxd5 exd5 10. Be2 O-O
1930 Scarborough – Round 1 – Ahues, Carl – 1/2-1/2 – Gruenfeld, Ernst – G3 1. d4 Nf6 2. e3 d5 3. c4 e6 4. Nc3 c5 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 dxc4 10. Bxc4 Qxd1+
1932 Budapest – Round 1 – Rethy, Pal – 0-1 – Maroczy, Geza – G5 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qb3 dxc4
1933 Folkestone Olympiad 5th – Round 8.26 – Dunkelblum, Arthur – 1/2-1/2 – Stoltz, Gosta – G75 1. d4 d5 2. Nf3 c5 3. c4 e6 4. e3 Nf6 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qb3 Qe7
1935 Buenos Aires – Round 14 – Guimard, Carlos E – 1-0 – Palau, Luis – G100 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. e3 c5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. cxd5 exd5 10. Be2 O-O
1935 Vienna – Round 1 – Eliskases, Erich – 1/2-1/2 – Glass, Eduard – G2 1. e3 c5 2. Nf3 Nf6 3. c4 e6 4. d4 d5 5. Nc3 a6 6. a3 Nc6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Be2 dxc4
1935 Warsaw POL – Round 12 – Rethy, Pal – 1/2-1/2 – Makarczyk, Kazimierz – G70 1. Nf3 d5 2. d4 Nf6 3. e3 e6 4. c4 c5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1937 Stockholm SWE – Round 19 – Foltys, Jan – 1/2-1/2 – Alexander, Conol Hugh – G78 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Qc2 dxc4
1938 Lodz – Round 1 – Kolski, Jakub – 1/2-1/2 – Stahlberg, Gideon – G16 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. Rc1 dxc4
1945 Buenos Aires Circulo – Round 1 – De Ronde, Chris – 0-1 – Michel, Paul – G2 1. c4 e6 2. Nc3 d5 3. d4 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Ne5
1945 Buenos Aires Circulo – Round 6 – De Ronde, Chris – 0-1 – Stahlberg, Gideon – G20 1. c4 e6 2. Nc3 d5 3. d4 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Bd7
1946 Staunton Memorial – Round 11 – Kotov Lundqvist, Alex – 1/2-1/2 – Lundin, Erik – G19 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1947 Mar del Plata – Round 4 – Pilnik, Herman – 1/2-1/2 – Michel, Pascal – G35 1. c4 c5 2. Nc3 Nc6 3. Nf3 e6 4. d4 d5 5. e3 Nf6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 Ne5
1954 Hungary Ch – Round 1 – Sandor, Balazs – 1/2-1/2 – Szily, Jozsef – G13 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. cxd5 exd5 10. Be2 Be6
1954 Munich zt – Round 13 – Dunkelblum, Arthur – 1/2-1/2 – Aitken, James – G86 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Be7 9. Bb2 O-O 10. cxd5 exd5
1954 Munich zt – Round 15 – Kramer, Haije – 1/2-1/2 – Unzicker, Wolfgang – G97 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1955 Gothenburg Interzonal – Round 11 – Guimard, Carlos E – 1-0 – Sliwa, Bogdan – G101 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1955 Voros Lobogo – Round 1 – Forintos, Gyozo V – 1-0 – Sallay, Roland – G2 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. Na4 Ba7 9. c5 O-O 10. b4 e5
1956 Moscow olm fin-B – Round 7 – Olafsson, Fridrik – 1-0 – Sliwa, Bogdan – G70 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Qe7
1956 URS Ch sf – Round ? – Kholmov, Ratmir D – 0-1 – Suetin, Alexey S – G50 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1957 Sofia zt Sofia BUL – Round 1 – Basjuni, Sad Zaglul – 0-1 – Neikirkh, Oleg – G56 1. Nf3 d5 2. c4 e6 3. a3 Nf6 4. e3 c5 5. Nc3 Nc6 6. d4 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1961 URS-ch29 sf Novgorod – Round 12 – Rosenfeld, Isai K – 0-1 – Gusev, Yuri S – G33 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bb6 9. Bb2 O-O 10. Qc2 Qe7
1964 Amsterdam Interzonal – Round 19 – Pachman, Ludek – 1/2-1/2 – Reshevsky, Samuel – G186 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 b5
1964 Tel Aviv olm prel – Round 4 – Mashian, Hushang – 0-1 – Kottnauer, Cenek – G35 1. d4 Nf6 2. Nf3 c5 3. c4 e6 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1965 FRG Ch Bad Aibling – Round 3 – Pfleger, Helmut, Dr. – 1/2-1/2 – Unzicker, Wolfgang – G3 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1967 Halle zt – Round 13 – Besser, Hans – 1-0 – Kinnmark, Ove – G59 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. e3 c5 5. d4 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bb6 9. Bb2 O-O 10. cxd5 exd5
1967 October Revolution 50 – Round 1 – Udovcic, Mijo – 0-1 – Kholmov, Ratmir D – G25 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. e3 d5 5. Nc3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1969 Monte Carlo – Round 1 – Hort, Vlastimil – 1/2-1/2 – Benko, Pal – G44 1. Nf3 c5 2. c4 Nf6 3. Nc3 e6 4. e3 Nc6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 dxc4 10. Bxc4 O-O
1969 POL-SVE – Round 2.5 – Ljungquist, Lennart – 0-1 – Grabczewski, Romuald – G11 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
1969 Varna – Round 1 – Kolarov, Atanas S. – 1-0 – Padevsky, Nikola – G4 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Rc1 Qe7
80. Tata Steel GpA 2018 – Round 8.4 – Svidler, Peter – 1/2-1/2 – Anand, Viswanathan – G46 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
Bugojno 1982 – Round 1 – Ivkov, Borislav – 1/2-1/2 – Timman, Jan H – G56 1. Nf3 c5 2. c4 Nf6 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Bd7
FIDE Candidates 2024 - Round 1 - Gukesh D - 1/2-1/2 - Vidit, Santosh Gujrathi 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Ra2 Ne5 10. Rd2 Nxf3+
GCT Blitz Paris 2018 – Round 1.5 – Caruana, Fabiano – 1/2-1/2 – Anand, Viswanathan – G5 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
London Chess Classic 2013 – Round 1.2 – Anand, Viswanathan – 0-1 – Kramnik, Vladimir – G2 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 c5 5. e3 Nc6 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Qe7
Roquebrune rapid 1992 – Round 10 – Anand, Viswanathan – 1-0 – Polugaevsky, Lev – G34 1. Nf3 c5 2. c4 Nc6 3. Nc3 Nf6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Ne5
SportAccord Blitz Men 2013 – Round 29.4 – Radjabov, Teimour – 1/2-1/2 – Leko, Peter – G225 1. Nf3 Nf6 2. c4 c5 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
USA Ch 2016 – Round 3.1 – So, Wesley – 1/2-1/2 – Caruana, Fabiano – G13 1. c4 c5 2. Nf3 Nf6 3. Nc3 Nc6 4. e3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. cxd5 exd5
World Blitz 2016 – Round 13.35 – Fressinet, Laurent – 1/2-1/2 – Ghaem Maghami, Ehsan – G531 1. Nf3 c5 2. c4 Nc6 3. e3 Nf6 4. Nc3 e6 5. d4 d5 6. a3 a6 7. dxc5 Bxc5 8. b4 Bd6 9. Bb2 O-O 10. Qc2 Qe7

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