Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	—	● d6→e5, c7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● d5 (2v0), ● g5 (2v1)	—
Cases faibles	● d4	—
Centre	● d5 (2v0), ● e4 (1v0)	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 0)
Bg4		● Bg4 Actif (mob. 7)
Bf8		● Bf8 Non développé (mob. 1)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● a1, ● h1)	4 (● g8, ● 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	● …d6-d5

A41g — Neo-Old Indian: Wade Defence, 3.c4 e5 4.Nc3 Nc6

1.d4 d6 2.Nf3 Bg4 3.c4 e5 4.Nc3 Nc6 * ○ Trait aux Blancs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. d5 (Occuper le centre — 93 % des parties) ; dxe5 (Capture en e5, Occuper le centre — 4 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nce7 (58 % des parties) ; ...Bxf3 (Fou actif (mobilité 6) — 21 % des parties) ; ...Nb8 (14 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1925 Baden-Baden – Round 1 – Nimzowitsch, Aron – 1/2-1/2 – Tarrasch, Siegbert – G7 1. c4 e5 2. Nf3 Nc6 3. d4 d6 4. Nc3 Bg4 5. d5 Nb8 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. Kh1 Ne8 10. Qc2 f5
1926 Berlin – Round 1 – Ahues, Carl – 1/2-1/2 – Saemisch, Friedrich – G2 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nb8 6. h3 Bh5 7. e4 Nd7 8. Be3 Be7 9. Be2 Bxf3 10. Bxf3 Bg5
1928 Brno – Round 3 – Opocensky, Karel – 1-0 – Walter, Max – G7 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. e3 Nf6 6. Be2 g6 7. Qb3 Qc8 8. Nd5 Bg7 9. dxe5 dxe5 10. Bd2 O-O
1935 Moskou – Round 15 – Chekhover, Vitaly – 1/2-1/2 – Riumin, Nikolai – G72 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nce7 6. e4 Ng6 7. h3 Bd7 8. Be3 Nf6 9. Qd2 Be7 10. O-O-O a6
1937 Birmingham – Round 4 – Wood, Baruch – 0-1 – Prins, Lodewijk – G7 1. d4 Nc6 2. Nf3 d6 3. c4 Bg4 4. Nc3 e5 5. d5 Nce7 6. h3 Bd7 7. e4 Ng6 8. Bd3 Be7 9. Be3 Nf6 10. Qd2 h5
1942 Moscow Ch – Round 1 – Aramanovich, I – 0-1 – Smyslov, Vladimir – G4 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nb8 6. g3 Nf6 7. Bg2 Be7 8. O-O Qc8 9. Re1 O-O 10. e4 a5
1952 URS ch sf – Round 10 – Tolush, Alexander V – 1-0 – Terpugov, Evgeny – G60 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nce7 6. e4 Ng6 7. h3 Bxf3 8. Qxf3 Be7 9. g3 Bg5 10. h4 Bxc1
1957 HUN Ch – Round ? – Barcza, Gedeon – 1-0 – Koberl, Ferenc – G2 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Bxf3 6. exf3 Nb8 7. f4 Nd7 8. Be2 Ngf6 9. Qc2 Be7 10. Be3 O-O
1961 Budapest ch-HUN – Round 1 – Barcza, Gedeon – 1-0 – Lengyel, Laszlo – G4 1. c4 e5 2. Nc3 d6 3. Nf3 Bg4 4. d4 Nc6 5. d5 Nce7 6. h3 Bd7 7. e4 Ng6 8. h4 Be7 9. h5 Nf8 10. c5 Nf6
1961 FRG Ch 06th – Round 10 – Eising, Johannes – 1/2-1/2 – Troeger, Paul – G22 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nce7 6. e4 g6 7. Be2 Bg7 8. O-O Nf6 9. Ne1 Bxe2 10. Qxe2 Nh5
1963 Hoogovens-C – Round 6 – Van Seters, Frits – 1-0 – Kieninger, George – G20 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nb8 6. e4 Nd7 7. h3 Bxf3 8. Qxf3 g6 9. h4 h5 10. g3 Bh6
1966 Szombathely – Round 1 – Uhlmann, Wolfgang – 1-0 – Dely, Peter – G4 1. d4 d6 2. c4 e5 3. Nf3 Nc6 4. Nc3 Bg4 5. d5 Nce7 6. e4 g6 7. Be2 Bxf3 8. Bxf3 h5 9. Qb3 Qc8 10. Qb5+ c6
1969 Churchill Memorial Open 17th – Round 7 – Cafferty, Bernard – 1-0 – Lewis, Adrian – G11 1. c4 e5 2. Nc3 d6 3. Nf3 Nc6 4. d4 Bg4 5. d5 Nce7 6. e4 g6 7. Be2 Bxf3 8. Bxf3 Bg7 9. O-O Nf6 10. Be3 O-O
1969 FRG Team Ch – Round 2.6 – Eising, Johannes – 1/2-1/2 – Fahnenschmidt, Gerhard – G12 1. c4 e5 2. Nc3 Nc6 3. Nf3 d6 4. d4 Bg4 5. d5 Nce7 6. g3 g6 7. Bg2 Bg7 8. O-O Nf6 9. c5 O-O 10. Qb3 Nd7
Interpolis 1978 – Round 6 – Larsen, Bent – 1/2-1/2 – Ljubojevic, Ljubomir – G20 1. c4 e5 2. Nc3 d6 3. Nf3 Bg4 4. d4 Nc6 5. d5 Nce7 6. e4 Ng6 7. g3 Be7 8. h4 Nf6 9. Be2 h6 10. Nh2 Bxe2

A41g — Neo-Old Indian: Wade Defence (1925)

1.d4 d6 2.Nf3 Bg4 3.c4 e5 4.Nc3 Nc6

Les coups candidats

5.d5 — 90.5% (380 parties)

Ambassadeurs : Mestrovic, Zvonimir (22x), Ruckschloss, Karol (6x), Villing, Dieter (5x), Suttles, Duncan (3x), Eising, Johannes (2x), Anay Barche (2x), Kouatly, Bachar (2x), Smejkal, Jan (2x)

5.dxe5 — 6.2% (26 parties)

Ambassadeurs : Daglas, Gerasimos (1x), Anastasopoulos, Anastasios (1x), Rosner, Gerhard (1x), Garweg, Udo (1x), Zink, Juergen (1x), Krug, Rudi (1x), Rodrigues, Rui (1x), Fernando, Diogo (1x)

5.e3 — 2.4% (10 parties)

Ambassadeurs : Cox, John J (1x), Latchney, J. (1x), Alber, Horst (1x), Kaulfuss, Helmut (1x), Acebal Muniz, Jose Maria (1x), Dorfman, Iossif (1x), Bergstrom, Magnus (1x), Einarsson, Arnthor (1x)

5.Be3 — 0.7% (3 parties)

Ambassadeurs : Martinez Peiro, Gabriel (1x), Simon Sanchez, Rafael (1x), Faqiry, Ramat (1x), Boesch, Udo (1x), Kanyamarala, Tarun (1x), Dutta, Joydeep (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5.d5	5.dxe5	5.e3	5.Be3
<1800	10	100%	—	—	—
1800-2200	146	88%	9%	1%	2%
2200-2600	210	94%	3%	2%	—

Évolution par décennie (% des parties)

Décennie	N parties	5.d5	5.dxe5	5.e3	5.Be3
1950s	2	100%	—	—	—
1960s	11	100%	—	—	—
1970s	34	97%	3%	—	—
1980s	41	93%	2%	5%	—
1990s	118	92%	5%	3%	—
2000s	111	86%	10%	3%	1%
2010s	79	87%	8%	3%	3%
2020s	24	96%	4%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5.d5	87%	96%	▲ +8.5%
5.dxe5	8%	4%	▼ -3.4%
5.e3	3%	0%	▼ -2.5%
5.Be3	3%	0%	▼ -2.5%

Parties historiques

5.d5 — 90.5% (380 parties)

1952 — Alexander Tadala vs Terpugov, Evgeny — 1-0 — Riga LAT
1957 — Anay Barche vs Koberl, Ferenc — 1-0 — Budapest HUN
1961 — Anay Barche vs Lengyel, Levente — 1-0 — Budapest ch-HUN
1961 — Eising, Johannes vs Troeger, Paul — 1/2-1/2 — Bad Pyrmont GER
1962 — Filipov, Filip vs Orev, Petar — 1-0 — Sofia BUL

5.dxe5 — 6.2% (26 parties)

1973 — Daglas, Gerasimos vs Anastasopoulos, Anastasios — 0-1 — Athens ch-GRE sf
1988 — Rosner, Gerhard vs Garweg, Udo — 1/2-1/2 — Stetten
1994 — Moen, Andreas G.R. vs Bergersen, Kjetil J — 1-0 — Norway
1995 — Schunk, Herbert vs Huebner, Lothar — 0-1 — Regionalliga SW9495
1996 — Zink, Juergen vs Krug, Rudi — 0-1 — Kahl

5.e3 — 2.4% (10 parties)

1980 — Cox, John J vs Latchney, J. — 1-0 — Columbus, OH USA
1988 — Alber, Horst vs Kaulfuss, Helmut — 1/2-1/2 — Hessen
1991 — Acebal Muniz, Jose Maria vs Dorfman, Iossif — 0-1 — ?
1991 — Bergstrom, Magnus vs Einarsson, Arnthor — 0-1 — Sweden
1997 — Romeo, Caterina vs Loscos Villafranca, Jose Miguel — 0-1 — San Jose

5.Be3 — 0.7% (3 parties)

2004 — Martinez Peiro, Gabriel vs Simon Sanchez, Rafael — 1-0 — Valencia
2011 — Faqiry, Ramat vs Boesch, Udo — 0-1 — Wiesbaden GER
2016 — Kanyamarala, Tarun vs Dutta, Joydeep — 0-1 — Aligarh

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