C07o — French: Tarrasch, Open, 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6 * ○ Trait aux Blancs

Ouverture — Centre asymétrique

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), Bc4 actif, paire de fous, colonnes d, e.
Faiblesses adverses : Bc8 enfermé, Bf8 enfermé, roi noir au centre.
Problèmes : roi au centre, Bc1 enfermé, 3 pièces non développées (C1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Be3 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rd — Tour sur colonne d
● Re — Tour sur colonne e

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (2v0), case forte d5, paire de fous, colonne c.
Faiblesses adverses : Bc1 enfermé, roi blanc au centre.
Problèmes : roi au centre, Bc8 enfermé, Bf8 enfermé, 6 pièces non développées (B8, G8, C8, F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bg4, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...Nf6 — Développer Ng8
● ...Be7 — Développer Bf8

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

C07o — Tarrasch Open

1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 Qxd5 5.Ngf3 cxd4 6.Bc4 Qd6

Eval: [+0.25]

Les coups candidats

7.O-O — 91.9% (10043 parties)

Ambassadeurs : Petrik, Tomas (55x), Glek, Igor (53x), Kosic, Dragan (43x), Luther, Thomas (42x), Bohak, Janko (33x), Repkova, Eva (32x), Tiviakov, Sergei (30x), Akopian, Vladimir (30x)

7.Qe2 — 6.3% (692 parties)

Ambassadeurs : Anka, Emil (9x), Nemeth, Miklos (9x), Malakhatko, Vadim (8x), Rozentalis, Eduardas (8x), Luther, Thomas (7x), De La Paz Perdomo, Frank (6x), Sermek, Drazen (5x), Rustemov, Alexander (5x)

7.Nb3 — 1.0% (109 parties)

Ambassadeurs : Noehbauer, Andreas (2x), Strangmueller, Andreas (2x), Pavlova, Anna-Maria (2x), Nicolaisen Soren (1x), Jorgensen, Poul Erik (1x), Tal, Mikhail (1x), Korctchnoi (1x), Adzic, Slobodan (1x)

7.Ne4 — 0.4% (49 parties)

Ambassadeurs : Saric, Ante (4x), Fercec, Nenad (4x), Albornoz Cabrera, Carlos Daniel (3x), Zambor, Norbert (2x), Santiago, Yago De Moura (2x), Bond, Hal (1x), Fortin, Jace Oliver (1x), Montignies, Rainer (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.O-O	7.Qe2	7.Nb3	7.Ne4
<1800	181	91%	4%	4%	1%
1800-2200	3232	92%	6%	1%	0%
2200-2600	5866	91%	7%	1%	0%
2600+	268	91%	6%	—	1%

Évolution par décennie (% des parties)

Décennie	N parties	7.O-O	7.Qe2	7.Nb3	7.Ne4
1930s	1	100%	—	—	—
1940s	5	100%	—	—	—
1950s	36	100%	—	—	—
1960s	70	97%	3%	—	—
1970s	88	99%	—	—	—
1980s	613	99%	0%	1%	—
1990s	2182	95%	3%	1%	0%
2000s	3362	88%	11%	1%	0%
2010s	3430	93%	6%	1%	0%
2020s	1141	92%	4%	1%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.O-O	93%	92%	-0.5%
7.Qe2	6%	4%	▼ -1.4%
7.Nb3	1%	1%	-0.3%
7.Ne4	0%	3%	▲ +2.4%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Hou, Yifan — 7 parties
Anand, Viswanathan — 5 parties
Smyslov, Vladimir — 5 parties
Kramnik, Vladimir — 4 parties
Ding, Liren — 4 parties
Botvinnik, Mikhail — 2 parties
Gukesh D — 2 parties
Karpov, Aleksandr — 1 partie
Karpov, Anatoly — 1 partie
Kasparov, Garry — 1 partie
Ju, Wenjun — 1 partie

Parties historiques

7.O-O — 91.9% (10043 parties)

1939 — Szabo, Ladislav vs Koblencs, Alexander — 1-0 — Kemeri / Riga
1946 — Arlauskas, Romanas vs Ozols, Karlis — 1/2-1/2 — Augsburg GER
1946 — Zemgalis, Elmars vs Endzelins, Lucius — 1/2-1/2 — Nt Augsburg GER
1947 — Szily, Jozsef vs Macskasy, Elod — 1/2-1/2 — Budapest HUN
1947 — Schmidt, Paul Felix vs Endzelins, Lucius — 1/2-1/2 — Kassel

7.Qe2 — 6.3% (692 parties)

1967 — Mukhin, Evgeny B vs Listergarten, Leonid B — 1-0 — Moscow RUS
1969 — Wendt, Jan-Dietrich vs De Potter, Jurgen — 0-1 — F-T Continental Ope
1986 — Al Asbahi, Raed M vs Andrade, Manuel Germano — 0-1 — Dubai UAE
1990 — Hanke, Leonhard vs Glatzer, Karl — 1-0 — Mannheim GER
1990 — Abreu Rodriguez, Juan Luis vs Aguera Naredo, Javier — 1-0 — ?

7.Nb3 — 1.0% (109 parties)

1984 — Salazar, Adriana vs Iacono R — 1-0 — Thessaloniki GRE
1986 — Gurevich, Ilya vs Lutz, Christopher — 1-0 — Rio Gallegos
1988 — Nicolaisen Soren vs Jorgensen, Poul Erik — 1/2-1/2 — ?
1988 — Tal, Mikhail vs Korctchnoi — 1/2-1/2 — Brussel,SWIFT
1988 — Adzic, Slobodan vs Busch, Raimund — 0-1 — Dortmund open

7.Ne4 — 0.4% (49 parties)

1991 — Bond, Hal vs Fortin, Jace Oliver — 0-1 — London,Canada
1998 — Montignies, Rainer vs Hellmann, Thomas — 0-1 — Dortmund GER
2003 — Benninga, Jussi vs Van Putten, Jaap — 0-1 — Schagen
2005 — Dehaybe, Andre vs Norman, Nigel — 1/2-1/2 — Chessfriend.com
2012 — Vidanovic, Djordje vs Markus, Roland — 1/2-1/2 — FICGS

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 2v0

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	● d5 (2v1)
Cases faibles	—	—
Centre	● e4 (1v0)	● d5 (2v1)

Colonnes et diagonales

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

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bc4	● Bc4 Actif (mob. 8)
Bc8		● Bc8 Non développé (mob. 1)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (c1, a1, h1)	6 (b8, g8, 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	asymétrique
Ruptures	● c2-c3	● …e6-e5, ● …f7-f6, ● …f7-f5

Partie
1947 Hungary – Round 1 – Szily, Jozsef – 1/2-1/2 – Macskasy, Elod – G27 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Be7 9. Nbxd4 a6 10. Qe2 O-O
1953 Candidats Tournament – Round 12 – Averbakh, Yuri L – 0-1 – Stahlberg, Gideon – G79 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 a6 10. a4 Be7
1953 Mar del Plata – Round 2 – Medina-Garcia, Antonio – 0-1 – Eliskases, Erich – G45 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Qe2 Be7 10. Rd1 e5
1954 HUN Ch 10th – Round ? – Tapaszto Binet, Laszlo – 0-1 – Ozsvath, Andras – G29 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 a6 9. Qxd4 Nc6 10. Qh4 Be7
1956 GDR Ch Leipzig GER – Round 8 – Franz, Joachim – 1-0 – Bertholdt, Dieter – G22 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Qe2 Nf6 9. Rd1 Be7 10. Nb3 e5
1957 URS Ch sf – Round 5 – Ragozin, Viacheslav – 1-0 – Poliak, Abram – G5 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 a6 10. Bg5 Be7
1958 Munich olm fin-A – Round 7 – Rossolimo, Nicolas – 1-0 – Djurasevic, Bozidar – G70 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nfxd4 Nxd4 10. Qxd4 Qxd4
1960 AUS Ch – Round 10.2 – Bagirov, Vladimir – 1/2-1/2 – Endzelins, Lucius – G45 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Qe2 Nf6 9. Nb3 a6 10. Rd1 Qc7
1963 Hoogovens – Round 16 – Van den Berg, Cees – 0-1 – Donner, H. – G134 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Nb3 a6 9. a4 Nf6 10. Re1 Qc7
1964 CSR Ch Army Prague CZE – Round 8 – Zajic, Jiri – 1/2-1/2 – Neustupa, Vaclav – G8 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Bg5 Be7 10. Nbxd4 Nxd4
1964 Kislovodsk – Round 1 – Bradvarevic, Aleksandar – 1/2-1/2 – Fuchs Andreas, Prien – G17 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Qe2 Be7 10. Re1 a6
1964 Magdeburg – Round 9 – Zinn, Lothar – 0-1 – Fuchs, Reinhart – G35 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Qe2 Be7 10. Rd1 e5
1964 Magdeburg ch DDR – Round 11 – Liebert, Heinz – 1/2-1/2 – Fuchs, Reinhart – G27 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 a6 10. a4 Bd7
1964 Tel Aviv olm fin-A – Round 12 – Bouwmeester, Hans – 1/2-1/2 – Darga, Klaus – G266 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 a6 10. a4 Be7
1965 SWE Ch – Round 9 – Kinnmark, Ove – 1/2-1/2 – Johansson, Martin 1979 – G30 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Re1 Nc6 9. Nb3 a6 10. a4 Bd7
1966 Tbilisi ch-URS – Round 7 – Bronstein, David I – 1/2-1/2 – Lein, Andreas – G67 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Qe2 a6 9. a4 Be7 10. Nb3 Nc6
1966 URS Team Ch – Round ? – Simagin, Vladimir – 1/2-1/2 – Murey, Jacob – G131 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Ne4 Qd8 9. Qe2 Be7 10. Rd1 a6
1967 Asztalos Memorial 10th – Round 2 – Barczay, Laszlo – 1/2-1/2 – Barcza, Gedeon – G9 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Ne4 Qd8 9. Qe2 Be7 10. Rd1 Nf6
1968 DDR Ch 17th – Round 15 – Krug, Peter – 1/2-1/2 – Fuchs, Reinhart – G62 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 Bd7 10. Nbxd4 Nxd4
Bugojno 1986 – Round 12 – Sokolov, Andrei – 1/2-1/2 – Spassky, Boris V. – G57 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nc6 8. Nb3 Bd7 9. Nbxd4 Nxd4 10. Qxd4 1/2-1/2
Interpolis 1986 – Round 13 – Ljubojevic, Ljubomir – 1-0 – Huebner, Robert – G43 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 Be7 10. Nbxd4 Nxd4
Interpolis 1987 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Nikolic, Predrag – G24 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 Bd7 10. g3 Be7
It 2001 – Round 2 – Kasparov, Garry – 1/2-1/2 – Gelfand, Boris – G5 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Re1 Be7 9. Ne4 Nxe4 10. Rxe4 Nc6
USA Ch 2017 – Round 2.3 – Kamsky, Gata – 0-1 – Akobian, Varuzhan – G9 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nc6 8. Re1 Nf6 9. Nb3 a6 10. a4 Be7
World Blitz 2019 – Round 4.11 – Adhiban, B. – 0-1 – Grischuk, Alexander – G234 1. d4 e6 2. e4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. Ne4 Qb4+ 8. Nfd2 Nd7 9. c3 dxc3 10. bxc3 Qa5
World Blitz 2019 – Round 8.27 – Sychev, Klementy – 1/2-1/2 – Vitiugov, Nikita – G538 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Bg5 a6 10. Re1 Be7
World Cup 1988 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Ehlvest, Jaan – G60 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 Bd7 10. g3 Rc8
World Cup 1988 – Round 1 – Ljubojevic, Ljubomir – 1/2-1/2 – Speelman, Jon S – G83 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. exd5 Qxd5 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Re1 a6 10. g3 Qc7

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