Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	—
Passés	—	—
Majorité	—	—

Cases

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

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. 0)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	6 (● b1, ● g1, ● c1, ● f1, ● a1, ● h1)	5 (● b8, ● 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	—	● …d7-d5

A15a — English: Anglo-Indian

1.c4 Nf6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. Nc3 (Développer b1 — 61 % des parties) ; g3 (Préparer le fianchetto — 18 % des parties) ; Nf3 (Développer g1 — 13 % des parties) ; d4 (Occuper le centre — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...g6 (Préparer le fianchetto — 38 % des parties) ; ...e6 (Solidifier le centre, libérer le fou — 24 % des parties) ; ...e5 (Occuper le centre — 12 % des parties) ; ...c5 (Frapper le centre adverse — 11 % des parties) ; ...d5 (Occuper le centre — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1930 San Remo – Round 1 – Grau, Roberto G – 0-1 – Alekhine, Alexander – G2 1. c4 Nf6 2. a3 c5 3. e3 e5 4. d4 exd4 5. exd4 cxd4 6. Nf3 Nc6 7. Nxd4 Bc5 8. Nb3 Bb6 9. Nc3 O-O 10. Be2 d6
1954 HUN Ch 10th – Round 2 – Navarovszky, Laszlo – 1/2-1/2 – Koberl, Ferenc – G2 1. c4 Nf6 2. d3 d5 3. g3 dxc4 4. Qa4+ c6 5. Qxc4 e5 6. Nf3 Be6 7. Qc2 Na6 8. a3 Nc5 9. Nbd2 e4 10. dxe4 Nfxe4
1954 Hungary Ch – Round 5 – Navarovszky, Laszlo – 0-1 – Kluger, Gyula – G26 1. c4 Nf6 2. d3 e6 3. g3 d5 4. Nd2 Be7 5. Bg2 O-O 6. Ngf3 c5 7. O-O Nc6 8. b3 Re8 9. a3 Bd7 10. e3 a5
1955 Buenos Aires CA – Round 1 – Benko, Francisco – 0-1 – Rossetto, Hector – G1 1. c4 Nf6 2. b3 e5 3. Bb2 Nc6 4. Nf3 e4 5. Nd4 Bc5 6. e3 Bxd4 7. exd4 d5 8. d3 O-O 9. dxe4 Bg4 10. f3 Nxe4
1960 CSR Ch – Round 15 – Ujtelky, Maximilian – 1-0 – Cucka, Josef – G124 1. c4 Nf6 2. b3 e5 3. Bb2 d6 4. g3 g6 5. Bg2 Bg7 6. e3 O-O 7. Ne2 Nc6 8. O-O Bf5 9. d4 Re8 10. Nd2 Qc8
1960 Sarajevo – Round 1 – Kozomara, Vlado – 1/2-1/2 – Trifunovic, Petar – G3 1. c4 Nf6 2. f4 b6 3. Nf3 Bb7 4. Nc3 e6 5. e3 Be7 6. Be2 O-O 7. O-O c5 8. d4 cxd4 9. Nxd4 Nc6 10. Bf3 Qb8
1966 Havana – Round 1 – Gadia, Olicio – 0-1 – Yepez, Olavo – G7 1. c4 Nf6 2. d3 c5 3. g3 g6 4. Bg2 Bg7 5. e4 Nc6 6. Ne2 d6 7. O-O O-O 8. h3 a6 9. a4 Rb8 10. Nbc3 Bd7
1974 Manila – Round 10 – Naranja, Renato – 1/2-1/2 – Petrosian, Tigran V. – G23 1. c4 Nf6 2. e3 g6 3. d4 Bg7 4. Nc3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 a6 10. a4 cxd4
Niksic 1983 – Round 1 – Larsen, Bent – 1-0 – Andersson, Ulf 1949 – G3 1. c4 Nf6 2. b3 b6 3. Bb2 e6 4. Nf3 Bb7 5. e3 c5 6. Be2 Be7 7. O-O O-O 8. d4 cxd4 9. Nxd4 d5 10. cxd5 Nxd5
World Blitz 2019 – Round 4.24 – Timofeev, Artyom – 1/2-1/2 – Sargissian, Gabriel – G248 1. c4 Nf6 2. e3 e6 3. Be2 d5 4. Nf3 b6 5. cxd5 exd5 6. O-O Bb7 7. b3 Bd6 8. Ba3 O-O 9. Bxd6 Qxd6 10. Nc3 c5

A15a — Anglo-Indian Defense (1930)

1.c4 Nf6

Les coups candidats

2.Nc3 — 61.3% (132807 parties) →

Ambassadeurs : Uhlmann, Wolfgang (427x), Korchnoi, Viktor (275x), Cafferty, Bernard (172x), Suba, Mihai (157x), Portisch, Lajos (156x), Taimanov, Mark (134x), Sarosy, Zoltan L (128x), Tal, Mikhail (122x)

2.g3 — 18.2% (39502 parties) →

Ambassadeurs : Weyerstrass, Ronald (97x), Kerr, Stephen G.R. (68x), Jacobsen, Bo (64x), B, Owen (63x), Rutter, Blair A (62x), Mednis, Edmar J (59x), Vaulin, Alexander P. (59x), Bak, Istvan (52x)

2.Nf3 — 13.3% (28762 parties) →

Ambassadeurs : McNab, Colin A (187x), Csom, Istvan (110x), Adamski, Jan (78x), Andersson, Ulf (70x), Smejkal, Jan (63x), Miguel, Nahuel (43x), Korchnoi, Viktor (39x), Petrosian, Tigran V. (36x)

2.d4 — 6.4% (13892 parties) →

Ambassadeurs : Ruckschloss, Karol (209x), Vetter, Udo (140x), Bartsch, Reinhard Andrea (97x), Kratochvíl, Jan (74x), Zielinski, Sergej (71x), Tudor, Vasile (33x), Hackbarth, Wolfgang (30x), Walczak, Piotr (30x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	2.Nc3	2.g3	2.Nf3	2.d4
<1800	14794	60%	19%	10%	9%
1800-2200	87695	60%	21%	12%	6%
2200-2600	72662	60%	18%	17%	5%
2600+	3419	68%	9%	18%	5%

Évolution par décennie (% des parties)

Décennie	N parties	2.Nc3	2.g3	2.Nf3	2.d4
1950s	3685	65%	12%	14%	9%
1960s	5031	67%	12%	13%	8%
1970s	8439	70%	8%	16%	5%
1980s	12770	71%	9%	15%	5%
1990s	37124	70%	11%	13%	6%
2000s	55094	63%	17%	12%	7%
2010s	72268	54%	25%	13%	7%
2020s	22090	56%	22%	16%	5%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
2.Nc3	54%	56%	▲ +1.3%
2.g3	25%	22%	▼ -3.1%
2.Nf3	13%	16%	▲ +3.5%
2.d4	7%	5%	▼ -1.5%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Botvinnik, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Smyslov, Vladimir — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Ju, Wenjun — 10 parties
Ding, Liren — 10 parties
Gukesh D — 10 parties
Lasker, Emanuel — 2 parties
Karpov, Aleksandr — 2 parties

Parties historiques

2.Nc3 — 61.3% (132807 parties)

1950 — Larsen, Ingrid vs Gresser, Gisela Kahn — 1-0 — Moscow RUS
1950 — Babel, August vs Meyer, Heinrich — 0-1 — Bielefeld
1950 — Stalda, Giuseppe vs Aguayo, Cesar — 1/2-1/2 — ?
1950 — Pogrebissky, Iosif vs Geller, Efim P. — 0-1 — Kiev UKR
1950 — Chestnov, Vitaliy A. vs Tarasov, Igor — 0-1 — ?

2.g3 — 18.2% (39502 parties)

1950 — Smyslov, Vasily vs Alexandre, Sekfali — 1-0 — Moscow Ch URS
1950 — Milic, Borislav vs Pilnik, Herman — 0-1 — Bled SLO
1950 — Smyslov, Vasily vs Liublinsky, Victor — 1-0 — Moscow RUS
1950 — Smyslov, Vasily vs Lublinsky, V — 1-0 — USSR-ch18 Moscow
1950 — Smyslov, Vasily vs Boleslavsky, Isaac — 1/2-1/2 — Budapest HUN

2.Nf3 — 13.3% (28762 parties)

1950 — Kottnauer, Cenek vs EDEN GLORY — 0-1 — Schiavno Zdroj
1950 — Tsvetkov, Alexandar K vs Milev, Zdravko — 1-0 — Sofia BUL
1950 — Hejduk, Jakub vs Lastovicka, Jiri — 0-1 — Chocen
1950 — Petrosian, Tigran A. vs Levenfish, Grigory — 1-0 — Gorki
1950 — Foltys, Jan vs Donner, Jan-Hein — 1-0 — Amsterdam NED

2.d4 — 6.4% (13892 parties)

1950 — Heyen, Garland W vs Lange, Paul Ferdinand — 1/2-1/2 — SUI
1950 — Milev, Zdravko vs Karastoichev, Emil — 1-0 — Sofia BUL
1950 — Acoltzi Ruiz, Mariana vs Gligorić, Svetozar — 0-1 — Mar del Plata ARG
1950 — Hermanova, Roza vs Langos, Jozsa — 1/2-1/2 — Moscow RUS
1950 — Averbakh, Yuri L vs Mikenas, Vladas — 1/2-1/2 — Moskou ch-URS