Structure de pions
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● e6→d5, f7→e6
Passés
Majorité
Cases
♔ Blancs ♚ Noirs
Cases fortes ● b5 (2v0)
Cases faibles
Centre
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 0)
Bf1 ● Bf1 Non développé (mob. 0)
Bc8 ● Bc8 Non développé (mob. 1)
Bf8 ● Bf8 Non développé (mob. 5)
Paire de fous ● Oui ● Oui
Non développées 5 (● 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 ● e2-e4

A13g — English: 1…e6 2.Nc3 d5

1.c4 e6 2.Nc3 d5 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
Case forte (2v0)
bP
wPpawn en prise !
wN
wP
wP
wP
wP
wP
wP
wP
wR
wB
wQ
wK
wB
wN
wR
abcdefgh
Plans. d4 (Occuper le centre — 71 % des parties) ; cxd5 (Capture en d5, Occuper le centre — 20 % des parties) ; e3 (Libérer Bf1, préparer Bd3 — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wR
wP
wP
wP
wP
wP
wP
wP
wN
wPpawn en prise !
bP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bBFou actif — mobilité 5
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...Nf6 (Développer g8 — 42 % des parties) ; ...c6 (Renforcer le centre — 14 % des parties) ; ...Be7 (Fou actif (mobilité 8), Développer f8 — 9 % des parties) ; ...c5 (Frapper le centre adverse — 7 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1939 Bad Elster – Round 9 – Herzog, Ferdinand – 0-1 – Michel, Pascal – G22
1. c4 e6 2. Nc3 d5 3. g3 d4 4. Nb1 e5 5. Bg2 Nf6 6. d3 Bd6 7. Nf3 c5 8. O-O Nc6 9. Na3 O-O 10. h3 h6
1939 Buenos Aires ol f-A – Round 14 – De Ronde, Chris – 0-1 – Pleci, Isaias – G261
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. b3 c5 6. Bb2 Nc6 7. d4 Qa5 8. Bd3 cxd4 9. exd4 Ba3 10. Bxa3 Qxa3
1939 olm Buenos Aires – Round ? – De Ronde, Chris – 0-1 – Pleci, Isaias – G2
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. b3 c5 6. Bb2 Nc6 7. d4 Qa5 8. Bd3 cxd4 9. exd4 Ba3 10. Bxa3 Qxa3
1946 Buenos Aires ch-ARG – Round 1 – Acosta Montiel, Vicente – 0-1 – Bolbochan, J. – G3
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. Be2 O-O 6. O-O c5 7. cxd5 Nxd5 8. Nxd5 Qxd5 9. d4 Nc6 10. dxc5 Qxc5
1947 Mar del Plata – Round 3 – Marini, Luis – 1/2-1/2 – Pilnik, Herman – G27
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. b3 O-O 6. Be2 c5 7. cxd5 Nxd5 8. Bb2 Bf6 9. O-O Nc6 10. Qc1 b6
1948 Mar del Plata – Round 7 – Rossetto, Hector – 1-0 – Olivera, Alfredo – G55
1. c4 e6 2. Nc3 d5 3. g3 d4 4. Nb1 e5 5. d3 c5 6. Bg2 Bd6 7. Nf3 Ne7 8. O-O O-O 9. e3 Nbc6 10. exd4 exd4
1959 Stevenson Memorial – Round 6 – Crepinsek, Ljubomir – 1/2-1/2 – Karaklajic, Nikola – G24
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Be7 5. b3 Ne4 6. Bb2 Bf6 7. Qc2 Nxc3 8. Bxc3 c6 9. d4 Nd7 10. Bd3 h6
1961 Budapest-Leningrad m – Round 3.7 – Reshko, Aron – 1/2-1/2 – Honfi, Karoly – G14
1. c4 e6 2. Nc3 d5 3. e3 c6 4. Nf3 Bd6 5. Be2 Nd7 6. O-O f5 7. d3 Ngf6 8. e4 O-O 9. Bg5 dxe4 10. dxe4 Qc7
1961 Zagreb – Round 5 – Krstev, Krum – 0-1 – Ciric, Dragoljub M – G51
1. c4 e6 2. Nc3 d5 3. e4 dxe4 4. Nxe4 c5 5. Nf3 Nc6 6. b3 e5 7. Bb2 f5 8. Ng3 Bd6 9. b4 Qe7 10. bxc5 Bxc5
1964 Kiev ch-URS – Round 1 – Korchnoi, Viktor – 1/2-1/2 – Osnos, Viatcheslav – G10
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 a6 5. b3 Bd6 6. Bb2 O-O 7. d4 b6 8. Bd3 Bb7 9. Qc2 Nbd7 10. e4 dxe4
1965 POL Ch 22th – Round 10 – Gasiorowski, Ryszard – 1-0 – Sydor, Andrzej – G53
1. c4 e6 2. Nc3 d5 3. Nf3 d4 4. Nb1 Nc6 5. d3 g6 6. g3 Bg7 7. Bg2 Nge7 8. O-O O-O 9. e4 f5 10. exf5 gxf5
1967 Palma de Mallorca – Round 7 – Damjanovic, Marko – 1/2-1/2 – Medina-Garcia, Antonio – G48
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. b3 Be7 5. Nf3 O-O 6. Bb2 c5 7. d3 Nc6 8. Be2 b6 9. O-O Bb7 10. Rc1 d4
Smyslov Region Group Cup 2021 – Round 9.9 – Ponkratov, Pavel – 1-0 – Predke, Alexandr – G97
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 a6 5. b3 Bd6 6. Bb2 O-O 7. g4 Nc6 8. g5 Ne4 9. h4 Nxc3 10. Bxc3 dxc4
World Blitz 2023 – Round 17.63 – Ponkratov, Pavel – 1-0 – Urazayev, Arystanbek – G1000
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Bd6 5. b3 O-O 6. Bb2 c5 7. g4 d4 8. exd4 e5 9. d5 e4 10. Ng5 Bxg4
World Blitz 2023 – Round 19.40 – Ponkratov, Pavel – 0-1 – Sargsyan, Shant – G1095
1. c4 e6 2. Nc3 d5 3. e3 Nf6 4. Nf3 Bd6 5. b3 O-O 6. Bb2 Re8 7. g4 c6 8. g5 Ne4 9. h4 Nxc3 10. Bxc3 e5

A13g — English (1939)
1.c4 e6 2.Nc3 d5
Les coups candidats
Ambassadeurs : Uhlmann, Wolfgang (116x), Korchnoi, Viktor (79x), Bischoff, Klaus (53x), Beliavsky, Alexander G (48x), Suba, Mihai (44x), Vakhidov, Jakhongir (44x), Adorjan, Andras (41x), Karpov, Anatoly (39x)
3.cxd5 — 19.6% (3940 parties)
Ambassadeurs : Konjevic, Djordje (13x), Seils, Gudula (10x), Stanec, Nikolaus (9x), Weyerstrass, Ronald (8x), Kostic, Nebojsa G (8x), Luong, Minh Hue (7x), Schmitz, Manuela (7x), Kamp, Christoph (6x)
3.e3 — 7.7% (1540 parties)
Ambassadeurs : Willems, Niels (24x), Samaganova, Aleksandra (17x), Volosin, Vladimir (16x), Linqvist, Grels (12x), Nakada, Akira (12x), Lamprecht, Mark (9x), Rozum, Ivan (7x), Vasilevich, Irina (7x)
3.Nf3 — 0.8% (162 parties)
Ambassadeurs : Budde, Vladimir (2x), Cueto Aller, Jose Julio (2x), Formanek, Edward (2x), Schwarz, Frank (2x), Seibel, Friedhelm (2x), Belchev, Branimir Petrov (2x), Taylor, Jack (1x), Jursevskis, Miervaldis (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.d4 3.cxd5 3.e3 3.Nf3
<1800 1114 41% 45% 10% 1%
1800-2200 6837 58% 28% 11% 1%
2200-2600 8910 85% 8% 6% 0%
2600+ 952 98% 1% 1%
Évolution par décennie (% des parties)
Décennie N parties 3.d4 3.cxd5 3.e3 3.Nf3
1950s 115 87% 6% 6% 1%
1960s 201 75% 16% 5% 1%
1970s 334 84% 13% 3% 0%
1980s 1337 85% 12% 2% 1%
1990s 3688 67% 24% 5% 1%
2000s 4554 62% 28% 7% 1%
2010s 5454 70% 19% 9% 1%
2020s 4440 77% 11% 11% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.d4 70% 77% ▲ +7.5%
3.cxd5 19% 11% ▼ -7.5%
3.e3 9% 11% ▲ +1.3%
3.Nf3 1% 0% -0.4%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Kramnik, Vladimir — 10 parties
Hou, Yifan — 10 parties
Carlsen, Magnus — 10 parties
Ding, Liren — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 10 parties
Anand, Viswanathan — 5 parties
Botvinnik, Mikhail — 3 parties
Smyslov, Vladimir — 2 parties
Parties historiques
3.d4 — 70.7% (14218 parties)
1950 — Almiron, Martin Alejandro vs Kongshavn, Harry — 1-0 — Dubrovnik olm
1950 — Kluger, Gyula vs Szilagyi, Gyorgy Laszlo — 0-1 — Budapest HUN
1950 — Gereben, Erno vs Honfi, Karoly — 0-1 — Budapest HUN
1950 — Kottnauer, Cenek vs Donner, Jan-Hein — 0-1 — Amsterdam NED
1950 — Fuchs, Reinhart vs Kelvin Klein — 1/2-1/2 — GER
3.cxd5 — 19.6% (3940 parties)
1954 — Kleinhans, Guenther vs Groenegress, Wilfried — 1/2-1/2 — Lemgo
1954 — Kotov, Alexander vs Byrne, Robert E — 1/2-1/2 — New York, NY USA
1956 — Doda, Zbigniew vs Gracs, Pal — 1/2-1/2 — Warsaw POL
1956 — Lein, Anatoly vs Mikkov, Uno — 0-1 — Tallinn EST
1956 — Gurgenidze, Bukhuti vs Furman, Semyon — 1/2-1/2 — Tbilisi GEO
3.e3 — 7.7% (1540 parties)
1950 — Ufimtsev, Anatoly vs Abramovich Furman, Semyon — 1-0 — URS-ch sf Gorky
1952 — Chistiakov, Alexander vs Estrin, Yakov — 1/2-1/2 — Moscow RUS
1956 — Minev, Nikolay N vs Morcken, Otto B — 1/2-1/2 — Moskou olm
1957 — Kirillov, Vladimir vs Vark, Kalju — 1-0 — Minsk BLR
1957 — Wolf, Siegfried Reginald vs Novotny, Oldrich — 0-1 — Brno ch sf
3.Nf3 — 0.8% (162 parties)
1950 — Taylor, Jack vs Jursevskis, Miervaldis — 1/2-1/2 — Vancouver
1965 — Gasiorowski, Ryszard vs Sydor, Andrzej — 1-0 — Lublin POL
1966 — Huebner, Robert vs Pfleger, Helmut, Dr. — 1/2-1/2 — Frankfurt GER
1967 — Murey, Jacob vs Vasiuhin — 1-0 — Soviet Union
1975 — Jacobs, Byron A vs Weyerstrass, Ronald — 1-0 — BSG Group 2

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