Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	● c2, ● c3	—
Pions isolés	● a4	—
Arriérés	—	—
Chaînes	● c3→d4, d4→e5	● e6→d5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v1)	● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v1), ● e5 (1v0)	● d5 (2v0), ● e4 (1v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● b	—

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 7)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 1)
Paire de fous	● Oui	Non
Clouages	● pawn c3	—
Non développées	5 (● g1, ● c1, ● f1, ● a1, ● h1)	4 (● b8, ● 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	● c3-c4	● …f7-f6

C19b — French: Winawer, Smyslov, 7…Qa5

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.a4 Qa5 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bd2 (Fou actif (mobilité 5), Développer c1 — 62 % des parties) ; Qd2 (Prépare O-O-O — 38 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nbc6 (Développer b8 — 72 % des parties) ; ...c4 (Frapper le centre adverse — 15 % des parties) ; ...Bd7 (Développer c8 — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1941 Absolute Championship – Round 3 – Keres, Paul Petrovich – 1/2-1/2 – Boleslavsky, Isaac – G10 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. g3 Bd7 10. Bh3 Nbc6
1945 Quilmes – Round 3 – Czerniak, Moshe – 1/2-1/2 – Dodero, Emilio – G15 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Qd2 cxd4 9. cxd4 Qxd2+ 10. Bxd2 Nbc6
1946 Moscow RUS – Round 1 – Smyslov, Vladimir – 0-1 – Baturinsky, Victor – G52 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Qg4 Nf5 10. Ne2 Nc6
1950 HUN-ch06 – Round 1 – Szily, Jozsef – 1/2-1/2 – Sandor, Bela – G58 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. a4 Qa5 8. Bd2 c4 9. Nf3 h6 10. Qb1 Nd7
1951 Oxford – Round 3 – Wade, Robert G – 1/2-1/2 – Berriman, G. – G6 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Qd2 cxd4 9. cxd4 Qxd2+ 10. Bxd2 Nbc6
1952 Mar del Plata – Round 2 – Budowski, Gerardo – 1-0 – Rossetto, Hector – G18 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Qd2 cxd4 9. cxd4 Qxd2+ 10. Bxd2 Nbc6
1955 Zagreb – Round 2 – Bertok, Mario Jr. – 0-1 – Dueckstein, Andreas – G38 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Nh3 Bd7 10. Qh5 h6
1958 URS-ch25 – Round ? – Gipslis, Aivars – 1/2-1/2 – Spassky, Boris Vasily – G27 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Nh3 O-O 10. Be2 Nd7
1959 ch – Round 13 – Gawlikowski, Stanislaw – 1/2-1/2 – Kostro, Jerzy – G18 1. d4 e6 2. e4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. a4 Qa5 8. Bd2 c4 9. f4 h5 10. Nf3 Nf5
1959 USSR – Round 1 – Suetin, Alexey S – 1-0 – Osnos, Viatcheslav – G12 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Ne2 O-O 10. Nf4 f6
1960 Leningrad ch-URS – Round 9 – Shamkovich, Leonid – 0-1 – Petrosian, Tigran A. – G84 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. a4 Qa5 8. Qd2 Bd7 9. Ba3 cxd4 10. cxd4 Qxd2+
1960 UKR Ch – Round 9 – Zurakhov, Vladlen Y – 1/2-1/2 – Lenchiner Izia – G56 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Ne2 Bd7 10. Nf4 Bxa4
1962 CSR Ch – Round 10 – Kupka, Slavoj – 1-0 – Acosta Fabian, Janna Paloma – G87 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 c4 9. Ne2 Nbc6 10. Nf4 O-O
1963 Leningrad ch-URS – Round 1 – Novopashin, Arkady – 0-1 – Bronstein, David I – G120 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Bd2 Nbc6 9. Bd3 c4 10. Be2 Bd7
1966 Szombathely – Round ? – Pelitov, Dimitar – 0-1 – Uhlmann, Wolfgang – G17 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. a4 Qa5 8. Qd2 b6 9. Nf3 Ba6 10. Bxa6 Qxa6
1967 USSR – Round ? – Zaitsev, Alexander – 1-0 – Muchnik, H. – G63 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. a4 Qa5 8. Nf3 cxd4 9. Bd3 Qxc3+ 10. Bd2 Qc7

C19b — Winawer, Smyslov (1941)

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.a4 Qa5

Les coups candidats

8.Bd2 — 69.0% (634 parties)

Ambassadeurs : Cabrilo, Goran (6x), Colovic, Aleksandar (5x), Zalys, Ignas (4x), Del Rio De Angelis, Salvador Gabriel (4x), Fischer, Robert J (3x), Schmid, Lothar (3x), Korchnoi, Viktor (3x), Schmenger, Felix (3x)

8.Qd2 — 29.8% (274 parties)

Ambassadeurs : Grund, Holger (5x), Timman, Jan H (4x), Korchnoi, Viktor (4x), Auvinen, Esa (4x), Guimard, Carlos E (3x), Rossetto, Hector (3x), Muir, Andrew J (3x), Bronstein, Luis Marcos (3x)

8.Bb5+ — 0.7% (6 parties)

Ambassadeurs : Reed, Duncan W (1x), Allison, John C (1x), Agustsson, Hafsteinn (1x), Holstein, Erik (1x), Guay, Etienne (1x), Auger, Bertrand (1x), Gajovic, Dragan (1x), Tasic, Zoran T (1x)

8.Nf3 — 0.5% (5 parties)

Ambassadeurs : Zaitsev, Alexander (1x), Muchnik, H (1x), Skibbe, Willi (1x), Forchmann, Anneliese (1x), Nebel, Jens, Dr. (1x), Berry, Frank Kimball (1x), Sapienza, Julian (1x), Lo Presti, Roberto (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.Bd2	8.Qd2	8.Bb5+	8.Nf3
<1800	36	69%	28%	3%	—
1800-2200	311	70%	28%	1%	0%
2200-2600	360	74%	26%	—	0%
2600+	17	65%	35%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	8.Bd2	8.Qd2	8.Bb5+	8.Nf3
1950s	30	33%	67%	—	—
1960s	32	47%	50%	—	3%
1970s	60	70%	30%	—	—
1980s	91	71%	29%	—	—
1990s	219	67%	32%	—	0%
2000s	230	70%	27%	2%	1%
2010s	184	71%	28%	1%	—
2020s	73	86%	12%	—	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.Bd2	71%	86%	▲ +15.6%
8.Qd2	28%	12%	▼ -15.9%
8.Bb5+	1%	0%	▼ -1.1%
8.Nf3	0%	1%	▲ +1.4%

Joueurs célèbres

Champions du monde dans cette position

Smyslov, Vladimir — 1 partie

Parties historiques

8.Bd2 — 69.0% (634 parties)

1950 — Szily, Jozsef vs Sandor, Bela — 1/2-1/2 — Budapest HUN
1951 — Konstantinov, Alexandr vs Saigin, Vladimir — 1-0 — URS-ch sf Sverdlovsk
1953 — Klavins, Janis vs Eropov, Ivan M — 0-1 — Riga LAT
1954 — Schmid, Lothar vs Koch, Berthold — 1-0 — ?
1955 — Bertok, Mario Jr. vs Dueckstein, Andreas — 0-1 — Zagreb CRO

8.Qd2 — 29.8% (274 parties)

1950 — Schifferdecker, Wilhelm vs Unzicker, Ferdinand, Dr. — 1-0 — Bad Pyrmont GER
1950 — Smyslov, Vasily vs Letelier Martner, Rene — 1-0 — ?
1951 — Wade, Robert G vs Berriman, G. — 1/2-1/2 — Oxford ENG
1951 — Guimard, Carlos E vs Rossetto, Hector — 1/2-1/2 — Mar del Plata zt Mar
1951 — Guimard, Carlos E vs Rossetto, Hector — 1/2-1/2 — Mar del Plata ARG

8.Bb5+ — 0.7% (6 parties)

2000 — Reed, Duncan W vs Allison, John C — 0-1 — ?
2004 — Agustsson, Hafsteinn vs Holstein, Erik — 1/2-1/2 — Copenhagen DEN
2005 — Guay, Etienne vs Auger, Bertrand — 1/2-1/2 — Quebec CAN
2007 — Gajovic, Dragan vs Tasic, Zoran T — 0-1 — Serbia
2010 — Chaves, Francisco Ribeiro vs Amorim, Daniel Madson De Medeiro — 0-1 — Fortaleza BRA

8.Nf3 — 0.5% (5 parties)

1967 — Zaitsev, Alexander vs Muchnik, H — 1-0 — USSR
1999 — Skibbe, Willi vs Forchmann, Anneliese — 1/2-1/2 — Oberhof
2004 — Nebel, Jens, Dr. vs Berry, Frank Kimball — 0-1 — Dos Hermanas ESP
2006 — Sapienza, Julian vs Lo Presti, Roberto — 0-1 — Buenos Aires ARG
2024 — Kokarev, Dmitry vs Sabirov, Timur — 1-0 — Ufa RUS

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