Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	● a7
Arriérés	—	—
Chaînes	—	● d7→c6, f7→g6, h7→g6
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	—	—
Cases faibles	—	—
Centre	● d4 (1v0), ● d5 (3v2)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● b

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 2)
Bf8		● Bf8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	4 (● c1, ● f1, ● 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	mobile
Ruptures	—	● …d7-d5

B34i — Sicilian: Accelerated Fianchetto, Modern, 5…Nf6 6.Nxc6 bxc6

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Nf6 6.Nxc6 bxc6 * ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. e5 (Occuper le centre — 99 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Ng8 (79 % des parties) ; ...Nd5 (Cavalier centralisé en d5 — 12 % des parties) ; ...Nh5 (9 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1907 Karlsbad – Round 19 – Leonhardt, Paul – 1-0 – Tartakower, Savielly – G174 1. d4 c5 2. e4 cxd4 3. Nf3 Nc6 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Qf3 Bg7 9. Bc4 e6 10. Bf4 Qc7
1918 It (Men) New York USA – Round 1 – Chajes, Oscar – 1-0 – Janowski, Dawid – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 e6 10. Bf4 Qa5
1918 New York – Round 1 – Kostic, Boris – 1-0 – Janowski, Dawid – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. Bc4 Qc7 8. O-O Bg7 9. f4 d6 10. f5 a5
1943 Zlin – Round 9 – Foltys, Jan – 1-0 – Vasicek, Martin – G57 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Nh5 8. Bc4 d5 9. exd6 exd6 10. O-O Ng7
1946 Budapest – Round 1 – Balogh, Janos – 1-0 – Henedek – G6 1. e4 c5 2. Ne2 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 Qa5
1947 FRA-CSR – Round 2 – Fichtl, Jiri – 0-1 – Seneca, C. – G8 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Nh5 8. Bc4 d5 9. exd6 Qxd6 10. Qf3 Be6
1947 San Pablo blind sim – Round 6 – Najdorf, Miguel – 1-0 – Schnaider, J – G5 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 e6 10. Bf4 Qb6
1951 Tashkent m – Round 11 – Mukhitdinov, Mamadzhan – 1/2-1/2 – Petrosian, Tigran A. – G11 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 d5 9. exd6 Qxd6 10. Qf3 Qf6
1952 Helsinki olm – Round 1 – Aleman Dovo, Miguel – 1/2-1/2 – Poulsen, Christian – G200 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qc7 9. Qe2 Bg7 10. Bf4 Nh6
1952 SUI-GER – Round 1.3 – Schmid, Lothar – 1-0 – Christoffel, Martin – G3 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 e6 10. Bf4 Qa5
1952 URS ch sf – Round 12 – Klavins, Janis – 1-0 – Chaplinsky, Edgar – G76 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. Qe2 Bg7 10. f4 Nh6
1953 URS Ch sf Vilnius LTU – Round 1 – Ravinsky, Grigory – 0-1 – Shamkovich, Leonid – G1 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1954 Kiev ch-URS – Round 1 – Suetin, Alexey S – 1-0 – Korchnoi, Viktor – G108 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1955 Erfurt – Round 5 – Bhaskar Jyoti Koch – 0-1 – Troianescu, Octav – G37 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Qf3 Qa5 9. Bf4 Bg7 10. Bc4 f5
1955 Hungary Ch – Round 1 – Honfi, K. – 1-0 – Dely, Peter – G43 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1955 URS Ch sf – Round 12 – Levit, Roman – 0-1 – Shamkovich, Leonid – G22 1. e4 c5 2. Ne2 Nf6 3. Nbc3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Bf4 f5 10. g4 fxg4
1957 Przepiorka Memorial – Round 7 – Ciocaltea, Victor – 1-0 – Gromek, Jozef – G44 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1958 HUN Ch Budapest HUN – Round 7 – Pogats, Jozsef Jr. – 1/2-1/2 – Dely, Peter – G34 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 Qa5
1959 Argentina – Round 4 – Caterine Visconti, Ismael David – 0-1 – Wexler, Bernardo – G20 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Qg3 Qa5
1959 Argentina – Round 8 – Dominguez, Cristobal – 1/2-1/2 – Wexler, Bernardo – G41 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1959 Kiel – Round 1 – Enevoldsen, Jens – 1-0 – Lamprecht, Karl – G2 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Nh5 8. Bd3 d5 9. exd6 exd6 10. O-O d5
1960 Avantgard Ch – Round 11 – Shianovsky, Vladislav I – 1-0 – Cherbak, VP. – G58 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. Qe2 Bg7 10. f4 Nh6
1960 Leningrad tt – Round 11 – Myagmarsuren, Lkhamsuren – 0-1 – Gheorghiu, Florin – G155 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. f4 Qb6 10. Bb3 Nh6
1961 Buenos Aires ch-ARG – Round 3 – Rubinstein, Jose – 1-0 – Alonso-Lej De Las Casas, Fernando – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 e6
1962 Copenhagen – Round 1 – Thomsen, Frode – 0-1 – Kolvig, Bent – G21 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. Qe2 Bg7 10. f4 f6
1966 Tbilisi ch-URS – Round 4 – Geller, Efim P – 1-0 – Stein, Leon Rico – G34 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 d5 9. exd6 Qxd6 10. O-O Qxd1
1968 HUN-JUG – Round 1 – Matulovic, Milan – 1-0 – Bilek, Istvan – G4 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. O-O Bg7 10. Re1 Bxe5
1968 Prague U26 – Round 14 – Janata, Michael – 1-0 – Spesny, Jan – G60 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Nd5 8. Nxd5 cxd5 9. Qxd5 Rb8 10. e6 f6
1969 EU Ch U20 final-A – Round 2 – Maeder, Karl-Heinz – 1-0 – Ribli, Zoltan – G2 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. O-O Bg7 10. Qf3 e6
1969 Skopje – Round ? – Kurajica, Bojan – 1/2-1/2 – Ostojic, Predrag – G24 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Qa5 9. Bf4 Bg7 10. O-O Bxe5
1972 Skopje ol (Men) fin-A – Round 4 – Sznapik, Aleksander – 0-1 – Sax, Gyula – G212 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Ng8 8. Bc4 Bg7 9. Qf3 f5 10. Bf4 Rb8
Lugano Open 1982 – Round 1 – Spassky, Boris V. – 1/2-1/2 – Soos, Bela – G5 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nxc6 bxc6 7. e5 Nh5 8. Bd3 d5 9. exd6 exd6 10. O-O d5

B34i — Accelerated Fianchetto, Modern (1907)

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Nf6 6.Nxc6 bxc6

Les coups candidats

7.e5 — 95.6% (1375 parties)

Ambassadeurs : Bogdan, Dan (13x), Afek, Yochanan (10x), Velimirovic, Dragoljub (8x), Widera, Jan (8x), Antosik, Alois (7x), Rausis, Igors (6x), Lolici, Iselin-Amanda (6x), Kalisky, Vladimir (6x)

7.Bc4 — 1.8% (26 parties)

Ambassadeurs : Estarellas, Thibaud (2x), Voll, Andreas (1x), Staben, Norbert (1x), Gandera, Moritz (1x), Fuchs, Franziska (1x), Burrell, Edward (1x), Mckinley, Rocky (1x), Samitt, Phil (1x)

7.Bd3 — 1.0% (14 parties)

Ambassadeurs : Pons Sastre, Santiago (1x), Sanz, Joel (1x), Moser, Max (1x), Wolfram, Bernd (1x), Schmid, Wolfgang (1x), Alekseev, Andrey (1x), Gulyas, Attila (1x), Csakai, Gyula (1x)

7.Be3 — 0.6% (8 parties)

Ambassadeurs : Blaesing Manuela (1x), Janzen, Norbert, Dr. (1x), Hodova, Lucie (1x), Jinova, Lucie (1x), Nemesh, William (1x), Haron, Adric (1x), Kribi, Fouad (1x), Ghebache, Nourreddine (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.e5	7.Bc4	7.Bd3	7.Be3
<1800	109	90%	3%	1%	3%
1800-2200	658	96%	2%	1%	0%
2200-2600	392	99%	1%	—	—
2600+	2	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7.e5	7.Bc4	7.Bd3	7.Be3
1950s	32	100%	—	—	—
1960s	27	100%	—	—	—
1970s	44	100%	—	—	—
1980s	69	99%	—	1%	—
1990s	297	96%	1%	1%	1%
2000s	421	92%	3%	2%	1%
2010s	456	97%	1%	0%	0%
2020s	92	96%	2%	1%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.e5	97%	96%	▼ -1.3%
7.Bc4	1%	2%	▲ +0.9%
7.Bd3	0%	1%	▲ +0.9%
7.Be3	0%	0%	-0.4%

Parties historiques

7.e5 — 95.6% (1375 parties)

1951 — Carvalho, Flavio vs Salamuni R — 1-0 — Fortaleza BRA
1951 — O'Kelly de Galway, Alberic vs Plavchitch, Spiro — 1-0 — Brussels BEL
1951 — Madaminov, Mukhiddin vs Petrosian, Tigran V. — 1/2-1/2 — Tashkent UZB
1952 — Aleman Dovo, Miguel vs Poulsen, Christian — 1/2-1/2 — Helsinki olm
1952 — Schmid, Lothar vs Christoffel, Martin — 1-0 — Lucerne SUI

7.Bc4 — 1.8% (26 parties)

1997 — Burrell, Edward vs Mckinley, Rocky — 1-0 — IECC
1998 — Gandera, Moritz vs Fuchs, Franziska — 1-0 — Oberhof
1998 — Samitt, Phil vs Guger, Larry — 1-0 — SEMI
1999 — Voll, Andreas vs Staben, Norbert — 1/2-1/2 — Mecklenburg VP
2001 — Kuehner, Peter vs Frommherz, Albert — 1-0 — Leimen

7.Bd3 — 1.0% (14 parties)

1989 — Pons Sastre, Santiago vs Sanz, Joel — 1/2-1/2 — Cajas
1991 — Schmid, Wolfgang vs Alekseev, Andrey — 1/2-1/2 — Werfen
1997 — Gulyas, Attila vs Csakai, Gyula — 0-1 — HUN
1998 — Moser, Max vs Wolfram, Bernd — 0-1 — Wattens
1998 — Kulovic, Edmir vs Tietze, Daniel — 1/2-1/2 — Wurmannsquick

7.Be3 — 0.6% (8 parties)

1993 — Hodova, Lucie vs Jinova, Lucie — 0-1 — Chrudim
1996 — Blaesing Manuela vs Janzen, Norbert, Dr. — 1/2-1/2 — GER
2001 — Kribi, Fouad vs Ghebache, Nourreddine — 0-1 — Algeria
2002 — Nemesh, William vs Haron, Adric — 1/2-1/2 — Cranbrook School, Sydney
2003 — Aragons, Domingo vs Abashidze, Andro — 1-0 — ?

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