Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	● c4, ● c7
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	● aile dame 4v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	● e5 (1v0)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 3)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	6 (● b1, ● g1, ● c1, ● f1, ● 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	mobile
Ruptures	—	● …c4-c3, ● …c7-c5, ● …e7-e5, ● …f7-f5

D20l — QGA: 3.e4

1.d4 d5 2.c4 dxc4 3.e4 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nf3 (Développer g1 — 42 % des parties) ; d5 (Occuper le centre — 19 % des parties) ; e5 (Occuper le centre — 17 % des parties) ; Nc3 (Développer b1 — 7 % des parties) ; Be3 (Fou actif (mobilité 5), Développer c1 — 7 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...e5 (Occuper le centre — 37 % des parties) ; ...Nf6 (Développer g8 — 22 % des parties) ; ...c5 (Frapper le centre adverse — 16 % des parties) ; ...Nc6 (Développer b8 — 15 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

├── D20v - 3…e5 - Central Variation, McDonnell Defense (1944) [+0.27] · 135 parties

│ ├── D20x - 4.Nf3 exd4 - QGA (1946) [+0.33] · 71 parties

│ │ ├── D20x - 5.* - QGA · 40 parties

│ │ └── D20y - 5.Bxc4 Nc6 - QGA (1965) [+0.36] · 31 parties

│ ├── D20w - 4.Nf3 Bb4+ - QGA (1963) [+0.38] · 53 parties

│ └── D20v - 4.* - Central Variation, McDonnell Defense · 11 parties

├── D20o - 3…Nf6 - Central Variation, Alekhine System [+0.34] · 79 parties

│ ├── D20o - 4.e5 - QGA [+0.31] · 75 parties

│ │ └── D20o - 4…Nd5 - QGA (1960) [+0.35] · 75 parties

│ │ ├── D20p - 5.Bxc4 Nb6 - QGA [+0.43] · 64 parties

│ │ │ ├── D20p - 6.Bd3 - QGA [+0.42] · 41 parties

│ │ │ │ └── D20p - 6…Nc6 - QGA (1983) [+0.41] · 41 parties

│ │ │ └── D20q - 6.Bb3 - QGA (1992) [+0.24] · 23 parties

│ │ │ ├── D20q - 6…Nc6 - QGA (1988) [+0.40] · 18 parties

│ │ │ │ ├── D20r - 7.Ne2 - QGA (1978) [+0.37] · 11 parties

│ │ │ │ └── D20q - 7.* - QGA · 7 parties

│ │ │ └── D20q - 6…* - QGA · 5 parties

│ │ └── D20o - 5.* - QGA · 11 parties

│ └── D20o - 4.Nc3 - QGA (1933) [-0.36] · 4 parties

├── D20s - 3…c5 - Central Variation, Rubinstein Defense [+0.55] · 38 parties

│ ├── D20s - 4.Nf3 - QGA (1928) [+0.32] · 19 parties

│ └── D20t - 4.d5 - QGA (1961) [+0.48] · 19 parties

│ ├── D20t - 4…* - QGA · 10 parties

│ └── D20u - 4…Nf6 5.Nc3 b5 - Queen's Gambit Accepted: Linares Variation (1988) [+0.82] · 9 parties

├── D20l - 3…* - Saduleto Variation · 15 parties

└── D20m - 3…Nc6 - Central Variation, Modern Defense [+0.51] · 15 parties

├── D20m - 4.Nf3 - QGA (1969) [+0.48] · 9 parties

└── D20n - 4.Be3 - QGA (1988) [+0.16] · 6 parties

Les parties, variante par variante

1135 partiesD20v - 3…e5 - Central Variation, McDonnell Defense (1944)

279 partiesD20o - 3…Nf6 - Central Variation, Alekhine System

338 partiesD20s - 3…c5 - Central Variation, Rubinstein Defense

415 partiesD20m - 3…Nc6 - Central Variation, Modern Defense

D20l — Saduleto Variation (2014)

1.d4 d5 2.c4 dxc4 3.e4

Les coups candidats

3…e5 — 42.7% (6415 parties) →

Ambassadeurs : Rublevsky, Sergei (63x), Gerhards, Guntis (39x), Stevic, Hrvoje (36x), Ilyin, Pavel Egorovich (34x), Korchut, Adam (29x), Dreev, Aleksey (25x), Jung, Reiner (22x), Bilsel, Sabahaddin (21x)

3…Nf6 — 22.8% (3423 parties) →

Ambassadeurs : Yakovich, Yuri (19x), Jonkman, Harmen (19x), Karpov, Anatoly (18x), Nikolic, Predrag (16x), Van Wely, Loek (16x), Greenfeld, Alon (16x), Korchnoi, Viktor (14x), Alekseenko, Kirill (14x)

3…Nc6 — 13.4% (2006 parties) →

Ambassadeurs : Baburin, Alexander (24x), Karpatchev, Aleksandr (19x), Kivimaki, Jaakko (15x), Magem Badals, Jordi (14x), Ibragimov, Ildar (13x), Epishin, Vladimir (11x), Vedder, Richard (11x), Rantanen, Yrjo A. (10x)

3…c5 — 8.2% (1234 parties) →

Ambassadeurs : Afek, Yochanan (20x), Gyimesi, Zoltan (18x), Polgar, Susan (16x), Lev, Ronen (14x), Spangenberg, Hugo (12x), Krizsany, Laszlo (11x), Cifuentes Parada, Roberto (10x), Szakolczai, Peter (9x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	3…e5	3…Nf6	3…Nc6	3…c5
<1800	1142	42%	19%	10%	5%
1800-2200	4343	52%	18%	11%	7%
2200-2600	6321	39%	27%	16%	10%
2600+	690	43%	33%	10%	7%

Évolution par décennie (% des parties)

Décennie	N parties	3…e5	3…Nf6	3…Nc6	3…c5
1950s	11	55%	9%	9%	9%
1960s	79	63%	6%	5%	22%
1970s	128	60%	9%	7%	21%
1980s	528	37%	28%	16%	15%
1990s	2696	33%	23%	17%	16%
2000s	4130	41%	23%	14%	8%
2010s	5303	48%	23%	14%	4%
2020s	2145	43%	22%	8%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
3…e5	48%	43%	▼ -5.1%
3…Nf6	23%	22%	▼ -1.0%
3…Nc6	14%	8%	▼ -5.8%
3…c5	4%	5%	+0.5%

Joueurs célèbres

Champions du monde dans cette position

Anand, Viswanathan — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Ding, Liren — 9 parties
Kramnik, Vladimir — 8 parties
Ju, Wenjun — 8 parties
Gukesh D — 4 parties
Tal, Mikhail — 2 parties
Carlsen, Magnus — 2 parties
Botvinnik, Mikhail — 2 parties
Karpov, Aleksandr — 1 partie

Parties historiques

3…e5 — 42.7% (6415 parties)

1952 — Panno, Oscar vs Bartis, Gustavo — 1/2-1/2 — Buenos Aires ARG
1952 — Monteiro, Jose Carlos vs Madeira, de Ley Manuel — 0-1 — ?
1954 — Shamkovich, Leonid vs Grechkin, Dmitry M — 1/2-1/2 — Rostov on Don
1955 — Suarez Castro Aidan Fernando vs Arabia, Laurence — 1/2-1/2 — Argentina
1959 — Stein, Leonid vs Kwiatkowski, Seweryn — 1-0 — Kiev UKR

3…Nf6 — 22.8% (3423 parties)

1959 — Collins, Paul H vs Collins, Richard — 0-1 — Hayes
1960 — Mititelu, Gheorghe vs Clarke, Peter — 1/2-1/2 — Budapest HUN
1961 — Gheorghiu, Florin vs Pfleger, Helmut, Dr. — 1/2-1/2 — The Hague NED
1963 — Horberg, Bengt-Eric vs Nilsson, Zandor — 1-0 — Stockholm SWE
1966 — Frumson, Yury vs Ussakovsky — 1-0 — Moscow RUS

3…Nc6 — 13.4% (2006 parties)

1959 — Berliner, Hans vs Donovan, Jeremiah — 1-0 — Omaha
1964 — Khalilbeili, Sultan vs Abanin, Vladimir — 0-1 — Baku AZE
1968 — Nun, Gottfried vs Urbanec, Damjan — 1-0 — corr ch12-TCH
1968 — Kozak, Adam vs Urbanec, Miroslav — 1/2-1/2 — corr ch12-TCH
1969 — Forintos, Gyozo V vs Benoit, Michel — 1-0 — Monte Carlo MNC

3…c5 — 8.2% (1234 parties)

1956 — Nei, Iivo vs Arulaid, Alexander — 1-0 — Tallinn EST
1961 — Buslaev, Aleksander vs Roizman, Michael — 1/2-1/2 — Batumi GEO
1961 — Ghitescu, Theodor vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne zt
1961 — Keres, Paul Petrovich vs Johansson, Martin 1979 — 1/2-1/2 — Stockholm Stockholm SWE
1962 — Lengyel, Levente vs Portisch, Lajos — 1/2-1/2 — Budapest HUN

D20l - 3…* - Saduleto Variation (15)

Structure de pions ♔ Blancs♚ NoirsPions doublés—● c4, ● c7Pions isolés——Arriérés——Chaînes——Passés——Majorité—● aile dame 4v2 Cases ♔ Blancs♚ NoirsCases fortes——Cases faibles——Centre● e5 (1v0)— Colonnes et diagonales ♔ Blancs♚ NoirsSemi-ouvertes● c● d Pièces ♔ Blancs♚ NoirsBc1● Bc1 Non développé (mob. 5)Bf1● Bf1 Non développé (mob. 3)Bc8● Bc8 Non développé (mob. 5)Bf8● Bf8 Non développé (mob. 0)Paire de fous● Oui● OuiNon développées6 (● b1, ● g1, ● c1, ● f1, ● a1, ● h1)6 (● b8, ● g8, ● c8, ● f8, ● a8, ● h8) Sécurité du roi ♔ Blancs♚ NoirsStatut● Au centre● Au centreDroits de roqueO-O / O-O-OO-O…

D20l - 3…* - Saduleto Variation (15)