Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 0)
Bg2	● Bg2 Actif (mob. 7)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (● b1, ● g1, ● c1, ● 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

A15g — English: Anglo-Indian, 2.g3 e6

1.c4 Nf6 2.g3 e6 3.Bg2 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Nf3 (Développer g1 — 77 % des parties) ; d4 (Occuper le centre — 8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...d5 (Occuper le centre — 85 % des parties) ; ...c5 (Frapper le centre adverse — 6 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1907 Ostende II – Round 27 – Blackburne, Joseph – 1-0 – Cohn, Erich – G314 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. cxd5 exd5 5. d3 Be7 6. Nf3 O-O 7. O-O c6 8. Nbd2 Be6 9. h3 Nbd7 10. Nd4 c5
1923 Simul Montreal (QUE) – Round ? – Alekhine, Alexander – 1/2-1/2 – Beique, – G1 1. c4 e6 2. g3 Nf6 3. Bg2 Be7 4. Nf3 O-O 5. O-O c6 6. b3 d5 7. Bb2 Re8 8. Na3 Nbd7 9. Nc2 Nf8 10. Ne5 N6d7
1927 Kecskemet II – Round ? – Friedmann Legal, Rafael Abraham – 1-0 – Grob, Henry – G18 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. cxd5 exd5 5. Nf3 Nbd7 6. O-O b6 7. b3 Bb7 8. Bb2 Bd6 9. Nc3 c6 10. d3 c5
1927 Kecskemet II – Round ? – Pikler, Robert – 0-1 – Grob, Henry – G17 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 b6 5. Bb2 Bb7 6. d3 Nbd7 7. Nd2 c5 8. Qc2 Qc7 9. Ngf3 d4 10. e4 Bd6
1927 Trebitsch mem11 – Round 4 – Duenmann, Arthur – 0-1 – Gruenfeld, Ernst – G7 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 c5 5. Nf3 Nc6 6. O-O Be7 7. d3 d4 8. e4 e5 9. Ne1 O-O 10. f4 Ne8
1953 CSR Ch Prague – Round 5 – Podgorny, Jiri – 1/2-1/2 – Jezek, Jaroslav – G27 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 d4 5. Nf3 c5 6. d3 Nc6 7. Bb2 Bd6 8. Nbd2 O-O 9. O-O Nd7 10. e3 e5
1953 Milan 2nd – Round 5 – Giorgieri Ferdinando – 0-1 – Kottnauer, Cenek – G14 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 c5 5. Nf3 Nc6 6. Bb2 d4 7. d3 e5 8. Nbd2 h6 9. O-O Be6 10. Ne1 Qd7
1954 Belgrade – Round 12 – Petrosian, Tigran A. – 1/2-1/2 – Bronstein, David I – G101 1. c4 e6 2. g3 Nf6 3. Bg2 c5 4. Nf3 Nc6 5. O-O b6 6. d4 cxd4 7. Nxd4 Bb7 8. Nc3 Be7 9. Nxc6 Bxc6 10. Bxc6 dxc6
1955 Buenos Aires CA – Round 4 – Sanguineti, Raúl Carlos – 0-1 – Alvarez Martin, Pedro – G30 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Qc2 Be7 5. Nf3 O-O 6. O-O b6 7. b3 Bb7 8. Bb2 c5 9. cxd5 Nxd5 10. Nc3 Nc6
1955 Gecsei Memorial – Round 6 – Flesch, Janos – 1-0 – Bereczki, Peter – G19 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. cxd5 exd5 5. Nf3 Nbd7 6. O-O c6 7. b3 Be7 8. Bb2 O-O 9. Qc2 Re8 10. Nc3 Bd6
1956 Santa Fe – Round 1 – Pelikán, Jiří – 1-0 – Dodero, Emilio – G1 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nh3 e5 5. cxd5 Nxd5 6. Nc3 Nb6 7. d3 Be7 8. f4 Nc6 9. fxe5 Nxe5 10. Nf4 O-O
1958 HUN Ch 13th – Round 7 – Laszlo, Deli – 1/2-1/2 – Portisch, Lajos – G55 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 dxc4 5. bxc4 Qd4 6. Qa4+ Bd7 7. Qb3 Qxa1 8. Bxb7 Be7 9. Nf3 O-O 10. O-O Nc6
1960 Bariloche – Round 1 – Sanguinetti, Raul – 1-0 – Ronchetti, Christian – G2 1. c4 e6 2. g3 Nf6 3. Bg2 Nc6 4. Nf3 d5 5. O-O dxc4 6. Qa4 Bd7 7. Qxc4 Bd6 8. d4 h6 9. Nc3 O-O 10. Rd1 Qc8
1960 Leipzig olm prel – Round 1 – Korchnoi, Viktor – 1-0 – Perrottey – G2 1. c4 e6 2. g3 Nf6 3. Bg2 Be7 4. Nf3 d6 5. d4 Nc6 6. Nc3 d5 7. O-O O-O 8. Ne5 Rb8 9. e3 Nd7 10. Nxd7 Qxd7
1962 Zuerich – Round 1 – Markus, Marcel – 0-1 – Zuidema, Coen – G1 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 dxc4 5. Nc3 Bc5 6. Nf3 cxb3 7. Qxb3 Nc6 8. Qb5 Nd7 9. Ne4 a6 10. Qc4 Be7
1964 Corr FS – Round 1 – Vandorffy, J. – 1/2-1/2 – Estrin, Yakov – G1 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. cxd5 exd5 5. Nf3 Bd6 6. O-O O-O 7. d4 Re8 8. Nc3 c6 9. a3 a5 10. Qc2 Bg4
1964 FRG Ch qual 9th – Round 9 – Kestler, Hans-Guenther – 1/2-1/2 – Nonnenmacher, Eberhard, Dr. – G29 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Qc2 Be7 5. Nf3 O-O 6. O-O c5 7. cxd5 Nxd5 8. Nc3 Nc6 9. d3 b6 10. a3 Bb7
1964 Stevenson Memorial XII – Round 7 – Cafferty, Bernard – 1-0 – Wells, David G – G7 1. g3 Nf6 2. c4 e6 3. Bg2 c5 4. Nf3 Nc6 5. O-O Be7 6. d4 cxd4 7. Nxd4 a6 8. Nc3 O-O 9. b3 Qc7 10. Bb2 b6
1966 La Habana olm fin-D – Round 2 – Perez Perez, Francisco Jose – 1-0 – Ko Chi – G3 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. d3 c6 5. Qc2 Be7 6. Nf3 Nbd7 7. O-O h6 8. b3 Nh7 9. Bb2 Bf6 10. d4 Ng5
1966 La Habana olm prel – Round 5 – Perez Perez, Francisco Jose – 1-0 – Tarazi, Andre – G172 1. c4 Nf6 2. g3 e6 3. Bg2 Nc6 4. Nc3 Bb4 5. Nf3 O-O 6. O-O d5 7. cxd5 exd5 8. d3 d4 9. Nb1 Re8 10. a3 Bc5
1967 Kbenhavnsmesterskabet – Round 3 – Sloth, Jorn – 1-0 – Norman Hansen, Holger – G5 1. c4 Nf6 2. g3 e6 3. Bg2 c5 4. Nf3 Nc6 5. O-O Be7 6. d4 cxd4 7. Nxd4 O-O 8. Nc3 Qb6 9. Nb3 d6 10. Bf4 Rd8
1967 Sochi – Round 2 – Ujtelky, Maximilian – 1/2-1/2 – Damjanovic, Marko – G25 1. c4 Nf6 2. g3 e6 3. Bg2 Be7 4. e4 d6 5. d4 O-O 6. Nc3 Nc6 7. Nge2 e5 8. d5 Na5 9. Qd3 c5 10. h3 a6
1969 URS Ch U18 playoff – Round 8 – Shteinberg, Mordechai – 0-1 – Karpov, Aleksandr – G7 1. c4 e6 2. g3 Nf6 3. Bg2 c5 4. Nf3 Nc6 5. O-O d5 6. cxd5 Nxd5 7. d4 Be7 8. dxc5 Bxc5 9. Ng5 Be7 10. Ne4 O-O
Levitov Chess Week Rapid 2023 – Round 5.3 – Svidler, Peter – 1-0 – Grischuk, Alexander – G23 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. b3 d4 5. Nf3 c5 6. O-O Nc6 7. e3 Bd6 8. Re1 O-O 9. exd4 cxd4 10. Ba3 e5

A15g — Anglo-Indian (1907)

1.c4 Nf6 2.g3 e6 3.Bg2

Les coups candidats

3…d5 — 84.9% (9259 parties)

Ambassadeurs : Smyslov, Vasily (21x), Rozentalis, Eduardas (21x), Filip, Miroslav (19x), Carlstedt, Jonathan (18x), Weyerstrass, Ronald (17x), Jere, Daniel (15x), Tazbir, Marcin (15x), Vaulin, Alexander P. (14x)

3…c5 — 5.9% (648 parties)

Ambassadeurs : Adrian, Claude (3x), Petrosian, Tigran V. (2x), Tal, Mikhail (2x), Vitolinsh, Alvis (2x), Somogyi, Istvan (2x), Brodsky, Michail (2x), Buldrova, Monika (2x), Mastrovasilis, Athanasios (2x)

3…Be7 — 4.8% (528 parties)

Ambassadeurs : Korchnoi, Viktor (3x), Marinangeli, Martin (3x), Stark, Lars (3x), Goebel, Constantin (3x), Jaroch, Karol (3x), Krasiewicz, Robert (3x), Preker, Hans Juergen (2x), Adamski, Jan (2x)

3…c6 — 1.9% (209 parties)

Ambassadeurs : Korchnoi, Viktor (1x), Vittiglio, Riccardo (1x), Kiffmeyer, Constanz (1x), Borngaesser, Rene (1x), Paessler, Hans-Dieter (1x), Strauss Wolfgang (1x), Gavriljanchuk, Dmitry (1x), Barkhaev, Vladimir (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	3…d5	3…c5	3…Be7	3…c6
<1800	774	70%	6%	10%	7%
1800-2200	4799	83%	7%	6%	2%
2200-2600	4113	91%	5%	3%	0%
2600+	159	99%	—	1%	—

Évolution par décennie (% des parties)

Décennie	N parties	3…d5	3…c5	3…Be7	3…c6
1950s	117	94%	3%	2%	1%
1960s	175	90%	6%	2%	1%
1970s	219	87%	6%	5%	1%
1980s	384	85%	8%	4%	1%
1990s	924	81%	7%	6%	3%
2000s	2193	81%	8%	6%	3%
2010s	4902	84%	6%	5%	2%
2020s	1988	92%	3%	3%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
3…d5	84%	92%	▲ +7.3%
3…c5	6%	3%	▼ -3.6%
3…Be7	5%	3%	▼ -1.6%
3…c6	2%	1%	▼ -1.0%

Joueurs célèbres

Champions du monde dans cette position

Ding, Liren — 10 parties
Hou, Yifan — 8 parties
Botvinnik, Mikhail — 5 parties
Tal, Mikhail — 5 parties
Karpov, Anatoly — 4 parties
Carlsen, Magnus — 3 parties
Smyslov, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Ju, Wenjun — 1 partie
Anand, Viswanathan — 1 partie
Kramnik, Vladimir — 1 partie

Parties historiques

3…d5 — 84.9% (9259 parties)

1950 — Smyslov, Vladimir vs Averbakh, Yuri L — 1/2-1/2 — Moskou ch-URS
1950 — Smyslov, Vasily vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1950 — Nuesken, Fritz vs Atze, Burkhard — 0-1 — Soemmerda GER
1951 — Heinicke, Herbert vs Pfeiffer, Gerhard — 1-0 — Augsburg GER
1951 — Smyslov, Vasily vs Taimanov, Mark — 1-0 — Moscow RUS

3…c5 — 5.9% (648 parties)

1954 — Petrosian, Tigran V. vs Bronstein, David I — 1/2-1/2 — Belgrade SRB
1955 — Smyslov, Vasily vs Lisitsin, Georgy — 0-1 — Moskou ch-URS
1956 — Brameyer, Hermann vs Thiede, Franz — 1-0 — Eisenach
1957 — Kalashian, Loris vs Giterman, Shlomo — 1-0 — Tbilisi GEO
1961 — Van Oosterom, Hennie vs Van den Bosch, Johannes — 1/2-1/2 — Hilversum NED

3…Be7 — 4.8% (528 parties)

1956 — Korchnoi, Viktor vs Khanov, N. — 1-0 — Frunze KGZ
1958 — Anay Barche vs Troianescu, Octav — 1/2-1/2 — Asztalos Mem
1960 — Korchnoi, Viktor vs Perrottey — 1-0 — Leipzig olm
1967 — Ujtelky, Maximilián Samuel Rudolf vs Damjanovic, Mato — 1/2-1/2 — Sochi RUS
1968 — Benoit, Michel vs Demarre, Jacques — 1/2-1/2 — Charbonnieres

3…c6 — 1.9% (209 parties)

1954 — Korchnoi, Viktor vs Vittiglio, Riccardo — 1-0 — Oslo NOR
1968 — Kiffmeyer, Constanz vs Borngaesser, Rene — 1-0 — Saarbruecken
1971 — Collins, Richard vs Lenartowicz, Kazim — 1-0 — Lancaster
1973 — Paessler, Hans-Dieter vs Strauss Wolfgang — 1-0 — DDR-Cup corr
1981 — Crombleholme, Alan K vs Schroeder, Alfons — 1-0 — Wolverhampton

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