C17o — French: Winawer, Swiss, 6.b4 cxd4 7.Qg4

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Qg4 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : majorité aile_dame (3v2), case forte f4, case forte b5, case forte g5, paire de fous, colonne d.
Faiblesses adverses : Bc8 enfermé, roi noir au centre, pawn d4 en prise, pawn g7 en prise.
Problèmes : roi au centre, Bc1 enfermé, Bf1 enfermé, arriéré c2, 5 pièces non développées (G1, C1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● Nf3 — Développer Ng1
● Be3 — Développer Bc1
● Bd3 — Développer Bf1
● Rd — Tour sur colonne d

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : majorité centre (3v1), case forte d5, paire de fous, colonne c.
Faiblesses adverses : arriéré c2, Bc1 enfermé, Bf1 enfermé, roi blanc au centre, knight c3 en prise.
Problèmes : roi au centre, Bc8 enfermé, 5 pièces non développées (B8, G8, C8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Bd7 — PRIORITÉ: libérer le Bc8 (...Bd7, b6+Bb7, ...Bf5)
● ...Nbd7 — Développer Nb8
● ...Nf6 — Développer Ng8
● ...f5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

C17o — Winawer Swiss

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Qg4

Eval: [+0.60]

Les coups candidats

7…Ne7 — 77.4% (1233 parties)

Ambassadeurs : Vaganian, Rafael A (19x), Lputian, Smbat (13x), Schneider, Kai (11x), Maximus, Frank (10x), Deneuville, Christian (10x), Meslem, Lahouari (10x), Hauser, Jan (10x), Lyne, Colin J (9x)

7…Kf8 — 21.0% (335 parties)

Ambassadeurs : Löschnauer, Rüdiger (16x), Gatto, Claudio (9x), Berelowitsch, Alexander (7x), Mirzoev, Azer (7x), Jentsch, Dieter (6x), Matras, Ondrej (6x), Barsov, Aleksei (5x), Tsay, Vincent (5x)

7…g6 — 0.8% (13 parties)

Ambassadeurs : Byland, William M (1x), Garfinkel B (1x), Georgadse, Giorgi (1x), Krutyanski, Anatoli A (1x), Hoffmann, Asa (1x), Steinmeyer, Robert (1x), Van der Heijden, Alan (1x), Luedigk, Rainer Dr (1x)

7…Qc7 — 0.7% (11 parties)

Ambassadeurs : Pozarski (1x), Raptovoy (1x), Merkulov, Maksim (1x), Chernikovski (1x), Wolff, Calvin (1x), Niewold, J. (1x), Charpentier, Denis (1x), Niewold, Jaap (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…Ne7	7…Kf8	7…g6	7…Qc7
<1800	16	88%	12%	—	—
1800-2200	321	79%	20%	1%	0%
2200-2600	724	69%	30%	1%	0%
2600+	45	62%	38%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…Ne7	7…Kf8	7…g6	7…Qc7
1940s	1	100%	—	—	—
1950s	32	72%	16%	6%	6%
1960s	76	89%	8%	1%	—
1970s	39	92%	8%	—	—
1980s	172	95%	2%	1%	1%
1990s	315	96%	2%	1%	1%
2000s	478	93%	7%	—	0%
2010s	357	47%	52%	1%	0%
2020s	123	23%	77%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…Ne7	47%	23%	▼ -24.0%
7…Kf8	52%	77%	▲ +25.7%
7…g6	1%	0%	▼ -1.4%
7…Qc7	0%	0%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

Botvinnik, Mikhail — 4 parties
Anand, Viswanathan — 3 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

7…Ne7 — 77.4% (1233 parties)

1949 — Nezhmetdinov, Rashid vs Aramanovich, I — 1-0 — Tbilisi GEO
1951 — Muchnik, H. vs Poliak, Abram — 1/2-1/2 — USSR
1952 — Kots, Yuri I vs Khasin, Abram — 1-0 — Leningrad RUS
1953 — Kan, Ilya A vs Botvinnik, Mikhail — 1/2-1/2 — ?
1954 — Smyslov, Vladimir vs Botvinnik, Mikhail — 1-0 — Moskou wch-m

7…Kf8 — 21.0% (335 parties)

1952 — Soudakoff, J. vs Platz Macia, Carlos — 0-1 — Manhattan
1954 — Joppen, Ernst vs Wade, Robert G — 1-0 — Belgrade SRB
1954 — Unzicker, Wolfgang vs Botvinnik, Mikhail — 1/2-1/2 — 11th Olympiad final A
1955 — Haygarth, Michael J vs Cafferty, Bernard — 1/2-1/2 — Leeds
1958 — Polacek, Ladislav vs Alstad, S. — 1-0 — cr.

7…g6 — 0.8% (13 parties)

1955 — Byland, William M vs Garfinkel B — 0-1 — ?
1956 — Georgadse, Giorgi vs Krutyanski, Anatoli A — 1/2-1/2 — Moscow RUS
1963 — Hoffmann, Asa vs Steinmeyer, Robert — 1/2-1/2 — NY Manhattan cc ch
1989 — Van der Heijden, Alan vs Luedigk, Rainer Dr — 1-0 — corr thematic
1989 — Nurmi, Timo vs Heinzl, G. — 1-0 — corr thematic

7…Qc7 — 0.7% (11 parties)

1957 — Pozarski vs Raptovoy — 0-1 — USSR
1957 — Merkulov, Maksim vs Chernikovski — 1-0 — USSR
1989 — Wolff, Calvin vs Niewold, J. — 1/2-1/2 — corr thematic
1989 — Charpentier, Denis vs Niewold, Jaap — 1-0 — ?
1995 — Greiner, Thorsten vs Wawryk, Steven — 1-0 — corr IECG Cat-D

	♔ Blancs	♚ Noirs
Pions doublés	—	● d4, ● d5
Pions isolés	—	—
Arriérés	● c2	—
Chaînes	● a3→b4	● e6→d5, f7→e6
Passés	—	—
Majorité	● aile_dame 3v2	● centre 3v1

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● b5 (2v0), ● g5 (2v1)	● d5 (2v1)
Cases faibles	—	—
Centre	● d4 (1v0), ● e4 (2v1)	● d5 (2v1)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 6)
Bf1	● Bf1 Non développé (mob. 5)
Ba5		● Ba5 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	5 (g1, c1, f1, a1, h1)	5 (b8, g8, 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	fermé
Ruptures	● f2-f3	● …f7-f6, ● …f7-f5

Partie
11. Tal Mem Blitz 2018 – Round 12.7 – Fedoseev, Vladimir – 1-0 – Mamedyarov, Shakhriyar – G84 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bc7 9. Qg3 Nc6 10. f4 a6
1949 URS Ch, semi final – Round 14 – Nezhmetdinov, Rashid – 1-0 – Aramanovich, I – G105 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 Bxe5
1952 URS Ch sf – Round ? – Kots, Yuri I – 1-0 – Khasin, Abram – G23 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 Bxe5
1954 Amsterdam olm – Round 9.1 – Unzicker, Wolfgang – 1/2-1/2 – Botvinnik, Mikhail – G9 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. bxa5 dxc3 9. Nf3 Ne7 10. Bd3 Nd7
1954 Liberation – Round 13 – Joppen, Ernst – 1-0 – Wade, Robert G – G28 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. bxa5 dxc3 9. Nf3 Nc6 10. Bd3 Nge7
1954 Moscow training m – Round 6 – Kan, Ilya A – 0-1 – Botvinnik, Mikhail – G6 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Qxg7 Rg8 9. Qxh7 Bc7 10. Nb5 a6
1960 Budapest zt – Round ? – Matanovic, Aleksandar – 0-1 – Mititelu, Gheorghe – G90 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Qxg7 Rg8 9. Qxh7 dxc3 10. bxa5 Nbc6
1961 FRG Ch – Round 12 – Unzicker, Wolfgang – 1-0 – Pesch, Hans – G15 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
1964 Tel Aviv olm prel – Round 5 – Myagmarsuren, Lkhamsuren – 1-0 – Dueckstein, Andreas – G202 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
1965 Corr – Round 1 – Platz, Joseph – 1-0 – Garfinkel, Boris – G26 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bb6 9. Nf3 Nc6 10. Bb2 f5
1965 DDR Ch 15th – Round 4 – Schoeneberg, Manfred – 0-1 – Golz, Werner – G16 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
1966 Groningen – Round 7 – Abels, Henk – 0-1 – Whiteley, Andrew Jonathan – G11 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 7. ... Ne7 8. Qxg7 Rg8 9. Qxh7 dxc3 10. bxa5 Nd7
1967 EU Team Ch preliminary – Round 2 – Johansson, Martin 1979 – 1/2-1/2 – Dueckstein, Andreas – G10 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
1967 YUG Ch 22th – Round 14 – Bogdanovic, Rajko – 1-0 – Gliksman, Darko – G76 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 Nbc6
1968 Lugano ol (Men) fin-B – Round 12 – Levy, David N L – 0-1 – Nilsson, Zandor – G41 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
1968 YUG Ch 23th – Round 7 – Bogdanovic, Rajko – 1-0 – Leban, Slavko – G36 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
43. Olympiad 2018 – Round 10.4 – Brkic, Aleksandar – 1/2-1/2 – Edouard, Romain – G675 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bb6 9. Nf3 Nc6 10. Bb2 Nge7
51. Biel GM 2018 – Round 4.1 – Georgiadis, Nico – 1/2-1/2 – Carlsen, Magnus – G10 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bc7 9. Qxd4 Nc6 10. Qc5+ Nge7
6. Sinquefield Cup 2018 – Round 2.2 – Grischuk, Alexander – 1/2-1/2 – Mamedyarov, Shakhriyar – G7 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bb6 9. Nf3 Nc6 10. Bb2 Nge7
Interpolis 1993 – Round 3 – Yermolinsky, Alex – 0-1 – Vaganian, Rafael A – G131 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
Manila Interzonal 1990 – Round 11 – Cabrilo, Goran – 1/2-1/2 – Vaganian, Rafael A – G185 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
Manila Interzonal 1990 – Round 7 – Chandler, Murray G – 0-1 – Vaganian, Rafael A – G127 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Ne7 8. Nb5 Bc7 9. Qxg7 Rg8 10. Qxh7 a6
Palma De Mallorca GP 2017 – Round 7.6 – Inarkiev, Ernesto – 1/2-1/2 – Vallejo Pons, Francisco – G60 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. Nb5 Bb6 9. Nf3 Nc6 10. Bb2 Nge7
Sharjah Grand Prix 2017 – Round 8.7 – Salem, A.R. Saleh – 1/2-1/2 – Vallejo Pons, Francisco – G70 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. bxa5 dxc3 9. Nf3 Nc6 10. h4 Nge7
World Blitz 2016 – Round 18.5 – Salem, A.R. Saleh – 0-1 – Dubov, Daniil – G731 1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Ba5 6. b4 cxd4 7. Qg4 Kf8 8. bxa5 dxc3 9. Nf3 Nc6 10. Bd3 Nge7

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