A54o — Old Indian: 5.g3 c6

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.g3 c6 6.Bg2 * ● Trait aux Noirs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 69 % des parties) ; e4 (Occuper le centre — 10 % des parties) ; Ng5 (8 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Be7 (Développer f8 — 74 % des parties) ; ...e4 (Occuper le centre — 15 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d6→e5, b7→c6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v1)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	4 (● 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	tension
Ruptures	● c4-c5, ● d4-d5	● …c6-c5, ● …d6-d5

Partie
1922 Vienna – Round 1 – Koenig, Imre – 0-1 – Reti, Richard – G31 1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. g3 c6 6. Bg2 e4 7. Ng5 d5 8. cxd5 cxd5 9. Qb3 Nb6 10. O-O h6
1922 Vienna – Round 1 – Saemisch, Friedrich – 0-1 – Bogoljubow, Efim – G25 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. g3 c6 6. Bg2 e4 7. Nd2 d5 8. f3 exf3 9. Bxf3 Qb6 10. e3 Bb4
1926 Chicago – Round 8 – Maroczy, Geza – 1/2-1/2 – Kupchik, Abraham – G18 1. d4 Nf6 2. Nf3 c6 3. c4 d6 4. Nc3 Nbd7 5. g3 e5 6. Bg2 Qc7 7. Qc2 g6 8. b3 Bg7 9. Bb2 O-O 10. dxe5 dxe5
1951 Reggio Emilia – Round 1 – Romani, Elio – 1-0 – Siveri, Armando – G6 1. d4 Nf6 2. Nf3 d6 3. g3 Nbd7 4. Bg2 c6 5. c4 e5 6. Nc3 Be7 7. Nh4 exd4 8. Qxd4 Nb6 9. e4 Be6 10. b3 d5
1954 Leningrad – Round 1 – Borisenko, Georgy K – 1-0 – Usov, Aleksandr – G7 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. g3 e5 5. Bg2 c6 6. Nc3 e4 7. Nh4 d5 8. cxd5 cxd5 9. O-O g6 10. f3 exf3
1954 Leningrad ch22-SU sf – Round 4 – Skotorenko, Vasily G – 0-1 – Zurakhov, Vladlen Y – G17 1. Nf3 d6 2. d4 Nf6 3. g3 Nbd7 4. Bg2 e5 5. c4 c6 6. Nc3 e4 7. Ng5 d5 8. cxd5 cxd5 9. f3 exf3 10. Nxf3 Bb4
1955 Buenos Aires CA – Round 11 – Bianco Esposito, Antonio – 0-1 – Pachman, Ludek – G76 1. c4 e5 2. Nc3 d6 3. Nf3 c6 4. d4 Nd7 5. g3 Ngf6 6. Bg2 e4 7. Nd2 d5 8. f3 exf3 9. Bxf3 Be7 10. O-O O-O
1955 Mar del Plata – Round 3 – Szabo, Ladislav – 1-0 – Letelier Martner, Rene – G17 1. c4 Nf6 2. Nf3 d6 3. d4 Nbd7 4. g3 e5 5. Bg2 c6 6. Nc3 e4 7. Nd2 d5 8. f3 exf3 9. exf3 dxc4 10. Nxc4 Nb6
1958 Hoogovens – Round 9 – Van Scheltinga, Theo – 1-0 – Pirc, Vasja – G34 1. d4 Nf6 2. c4 d6 3. Nc3 Nbd7 4. Nf3 e5 5. g3 c6 6. Bg2 e4 7. Nd2 d5 8. cxd5 cxd5 9. Qb3 Nb6 10. Nf1 Be7
1964 Budapest ch-HUN – Round 1 – Sallay, Roland – 0-1 – Csom, Istvan – G33 1. d4 d6 2. c4 c6 3. Nc3 Nd7 4. Nf3 e5 5. g3 Ngf6 6. Bg2 h6 7. O-O g5 8. b3 Be7 9. e3 Qc7 10. Bb2 Nf8
1966 La Habana olm prel – Round 1 – Ojanen, Kaarle S – 1-0 – Vyzantiadis, Lazaros – G8 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. Bg2 Qc7 7. O-O g6 8. e4 Bg7 9. h3 O-O 10. Be3 Ne8
1966 La Habana olm prel – Round 7 – Hynes, Anthony M – 0-1 – Jimenez Zerquera, Eleazar – G264 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. Bg2 g6 7. O-O Bg7 8. Bg5 h6 9. Bd2 O-O 10. Qc2 Re8
1966 Mar del Plata – Round 6 – Guimard, Carlos E – 1/2-1/2 – Rubinetti, Jorge – G31 1. d4 Nf6 2. c4 d6 3. Nc3 c6 4. g3 Nbd7 5. Bg2 e5 6. Nf3 e4 7. Nd2 d5 8. cxd5 cxd5 9. Qb3 Nb6 10. a4 a5
6. Sinquefield Cup 2018 – Round 9.3 – Aronian, Levon – 1-0 – Grischuk, Alexander – G43 1. d4 Nf6 2. Nf3 d6 3. g3 Nbd7 4. Bg2 e5 5. c4 c6 6. Nc3 e4 7. Nh4 d5 8. O-O Bb4 9. cxd5 cxd5 10. f3 Bxc3
GCT Blitz Paris 2021 – Round 17.4 – Aronian, Levon – 0-1 – Radjabov, Teimour – G81 1. d4 Nf6 2. Nf3 d6 3. g3 Nbd7 4. Bg2 e5 5. c4 c6 6. Nc3 e4 7. Ng5 d5 8. cxd5 cxd5 9. O-O h6 10. Nh3 Nb6
World Blitz 2022 – Round 1.29 – Suleymanli, Aydin – 1/2-1/2 – Kadric, Denis – G20 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. g3 c6 6. Bg2 e4 7. Nh4 d5 8. cxd5 cxd5 9. Qb3 Nb6 10. O-O Be7

A54o — Old Indian (1922)

1.d4 Nf6 2.c4 d6 3.Nc3 e5 4.Nf3 Nbd7 5.g3 c6 6.Bg2

Les coups candidats

6…Be7 — 74.5% (992 parties)

Ambassadeurs : Vukic, Milan (13x), Bezgodova, Svetlana (11x), Spraggett, Kevin (9x), Malaniuk, Vladimir P (9x), Hickl, Joerg (5x), Tal, Mikhail (4x), Laske, Erich (4x), Koberl, Ferenc (3x)

6…e4 — 15.2% (203 parties)

Ambassadeurs : ? (5x), Kanarek, Marcel (3x), Shamkovich, Leonid (2x), Danov, Vladimir (2x), Keres, Paul (2x), Timoscenko, Gennadij (2x), Bondach, Albert (2x), Fominyh, Alexander (2x)

6…Qc7 — 4.5% (60 parties)

Ambassadeurs : Ojanen, Kaarle S (1x), Vyzantiadis, Lazaros (1x), Rojahn, Ernst (1x), Conrad, Norman (1x), Braeu, Ludwig (1x), Knol Wolter (1x), Plachetka, Jan (1x), Bakalar, Jan (1x)

6…g6 — 3.9% (52 parties)

Ambassadeurs : Schweber, Samuel (3x), Kupreichik, Viktor D (2x), Shulman, Yury (2x), Zagrebelny, Sergey (2x), O'Kelly de Galway, Alberic (1x), Flesch, János (1x), Andersen, Borge (1x), Petersen, Finn (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Be7	6…e4	6…Qc7	6…g6
<1800	30	87%	7%	7%	—
1800-2200	414	78%	8%	8%	3%
2200-2600	756	75%	18%	2%	4%
2600+	13	62%	31%	—	8%

Évolution par décennie (% des parties)

Décennie	N parties	6…Be7	6…e4	6…Qc7	6…g6
1950s	17	53%	35%	6%	6%
1960s	19	37%	26%	5%	26%
1970s	33	42%	36%	—	12%
1980s	135	86%	7%	—	4%
1990s	280	74%	19%	2%	4%
2000s	329	78%	10%	6%	5%
2010s	402	74%	14%	6%	2%
2020s	117	70%	22%	6%	2%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Be7	74%	70%	▼ -4.3%
6…e4	14%	22%	▲ +8.0%
6…Qc7	6%	6%	-0.5%
6…g6	2%	2%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 4 parties

Parties historiques

6…Be7 — 74.5% (992 parties)

1951 — Romani, Elio vs Siveri, Armando — 1-0 — Reggio Emilia ITA
1952 — Krogius, Nikolai V vs Aratovsky, Nikolay — 0-1 — Odessa UKR
1955 — Korchnoi, Viktor vs Doda, Zbigniew — 1-0 — Lodz POL
1956 — Zamkovskaya, Violetta Aleks vs Alexander, Ken R D — 1/2-1/2 — Kiev UKR
1957 — Gromek, Jozef vs Doda, Zbigniew — 1-0 — Szczawno Zdroj

6…e4 — 15.2% (203 parties)

1954 — Skotorenko, Vasily G vs Zurakhov, Vladlen Y — 0-1 — Leningrad ch22-SU sf
1954 — Borisenko, Georgy K vs Usov, Aleksandr — 1-0 — Leningrad RUS
1955 — Szabo, Laszlo vs Letelier Martner, Rene — 1-0 — Mar del Plata ARG
1955 — Esposito, Alfredo vs Pachman, Ludek — 0-1 — Buenos Aires ARG
1955 — Lisitsin, Georgy vs Shamkovich, Leonid — 1-0 — RSFSR ch

6…Qc7 — 4.5% (60 parties)

1958 — Rojahn, Ernst vs Conrad, Norman — 1-0 — Copenhagen DEN
1966 — Ojanen, Kaarle S vs Vyzantiadis, Lazaros — 1-0 — Havana CUB
1991 — Zaura, Vidmantas vs Rakic, Tomislav — 1-0 — ?
1991 — Frumson, Yury vs Kuksov, Valery — 1-0 — Smolensk RUS
1996 — Orvisky, Vladimir vs Peltonen, Seppo — 1/2-1/2 — Laguna

6…g6 — 3.9% (52 parties)

1959 — Andersen, Borge vs Petersen, Finn — 1-0 — Aarhus DEN
1961 — Hort, Vlastimil vs Maalouf, Carlos — 1-0 — The Hague NED
1964 — Tsvetkov, Alexandar K vs Kolarov, Atanas Stefanov — 0-1 — Sofia BUL
1965 — O'Kelly de Galway, Alberic vs Flesch, János — 1-0 — Malaga Malaga ESP
1966 — Hynes, Anthony M vs Alonzo Castillo Jimenez — 0-1 — Havana CUB

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