Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0)	● f5 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● e4 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Ouvertes	● c	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Actif (mob. 4)
Bg7		● Bg7 Actif (mob. 4)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	3 (● b8, ● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé

D79d — Neo-Gruenfeld, 6.O-O c6 7.cxd5 cxd5 8.Nc3 Ne4 9.Ne5

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Nc3 Ne4 9.Ne5 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bf4 (Fou actif (mobilité 5), Développer c1 — 5 % des parties) ; Qb3 (Contrôle diagonale b3-g8 — 4 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nxc3 (Menace d1 — 85 % des parties) ; ...Bf5 (Fou actif (mobilité 5), Développer c8 — 13 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1969 Moskou ch-URS – Round 1 – Averkin, Orest N – 1-0 – Kupreichik, Viktor D – G212 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 c6 6. O-O d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
1969 Palma de Mallorca – Round 4 – Mecking, Henrique – 1/2-1/2 – Toran Albero, Roman – G37 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
1969 Raach zt – Round 21 – Smejkal, Jan – 1/2-1/2 – Uhlmann, Wolfgang – G174 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. O-O O-O 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nd7
1970 IBM – Round 3 – Donner, Jan Hein – 1/2-1/2 – Uhlmann, Wolfgang – G60 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. O-O O-O 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nd7
1975 URS Team Ch – Round 2 – Krogius, Nikolai V – 1-0 – Tseitlin, Mark D – G571 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O c6 6. d4 d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
4. FIDE GP 2009 – Round 8 – Mamedyarov, Shakhriyar – 1/2-1/2 – Ivanchuk, Vasyl – G36 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. O-O O-O 8. Nc3 Ne4 9. Ne5 Bf5 10. Qb3 Nc6
FIDE World Cup 2019 – Round 3.1 – Tomashevsky, Evgeny – 1/2-1/2 – Nepomniachtchi, Ian – G299 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. Ne5 Ne4 8. Nd2 Nf6 9. Nb1 Ne4 10. O-O O-O
GCT Rapid Croatia 2021 – Round 5.2 – Grischuk, Alexander – 1/2-1/2 – Mamedyarov, Shakhriyar – G22 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. O-O O-O 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
Milaan 1975 – Round 3 – Smejkal, Jan – 1/2-1/2 – Mariotti, Sergio – G12 1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. d4 c6 6. O-O d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
SuperUnited Blitz 2023 – Round 18.5 – Gukesh D – 1/2-1/2 – Nepomniachtchi, Ian – G90 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. c4 c6 6. O-O d5 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
World Blitz 2009 – Round 26 – Karpov, Anatoly – 1/2-1/2 – Svidler, Peter – G265 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. cxd5 cxd5 6. Nf3 Bg7 7. Nc3 O-O 8. O-O Ne4 9. Ne5 Nxc3 10. bxc3 Be6
World Blitz 2017 – Round 21.5 – Petrosian, Tigran L. – 1/2-1/2 – Svidler, Peter – G1119 1. Nf3 Nf6 2. g3 g6 3. Bg2 d5 4. O-O Bg7 5. d4 O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
World Blitz 2022 – Round 13.51 – Nguyen, Thai Dai Van – 1-0 – Suleymenov, Alisher – G706 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d5 5. O-O O-O 6. c4 c6 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6
World Blitz 2022 – Round 18.13 – Esipenko, Andrey – 1/2-1/2 – Vakhidov, Jakhongir – G940 1. Nf3 c5 2. g3 g6 3. c3 Bg7 4. d4 cxd4 5. cxd4 Nf6 6. Bg2 O-O 7. Nc3 d5 8. Ne5 Ne4 9. O-O Nxc3 10. bxc3 Nc6
World Rapid 2019 – Round 3.28 – Meier, Georg – 1/2-1/2 – Khanin, Semen – G172 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d5 6. c4 c6 7. cxd5 cxd5 8. Nc3 Ne4 9. Ne5 Nxc3 10. bxc3 Nc6

D79d —

1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Nc3 Ne4 9.Ne5

Les coups candidats

9…Nxc3 — 68.0% (545 parties)

Ambassadeurs : Gutman, Lev (9x), Svidler, Peter (7x), Andrews, Graham (5x), Schmidt, Wlodzimierz (4x), Keene, Raymond D (4x), Xu, Xiangyu (4x), Speelman, Jon S (3x), Donner, Jan-Hein (3x)

9…Bf5 — 29.7% (238 parties)

Ambassadeurs : Ozen, Bahadir (5x), ? (3x), Meißner, Rüdiger (3x), Gulbis, Harijs (2x), Tan, Yishun Edison (2x), Nguyen, Vuong Tung Lam (2x), Huebner, Robert (1x), Kozma, Julius (1x)

9…f6 — 1.2% (10 parties)

Ambassadeurs : Sorensen, Torben (1x), Hansson, Dan (1x), Gutman, Lev (1x), Shterenberg, Pavel (1x), Monge Medina, Angel (1x), Vall De Vilaramo, Jordi (1x), Vasilev, Plamen (1x), Kirov, Dimitar (1x)

9…Nc6 — 0.7% (6 parties)

Ambassadeurs : Dukaczewski, Piotr (1x), Renkowski, Piotr (1x), Stepanov, Konstantin V (1x), Eduard Sebayang (1x), Schelberg, Martin, Dr. (1x), Vajas, Sándor (1x), Aamodt, Peder Marcus (1x), Unneland, Mathias (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nxc3	9…Bf5	9…f6	9…Nc6
<1800	23	61%	35%	—	4%
1800-2200	238	59%	36%	3%	2%
2200-2600	464	72%	27%	1%	—
2600+	41	78%	22%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Nxc3	9…Bf5	9…f6	9…Nc6
1960s	7	86%	14%	—	—
1970s	40	90%	10%	—	—
1980s	48	79%	17%	4%	—
1990s	57	86%	12%	2%	—
2000s	57	84%	11%	2%	2%
2010s	342	67%	31%	1%	1%
2020s	250	56%	43%	0%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nxc3	67%	56%	▼ -11.4%
9…Bf5	31%	43%	▲ +12.1%
9…f6	1%	0%	▼ -1.1%
9…Nc6	1%	1%	▲ +0.6%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 3 parties
Ju, Wenjun — 1 partie
Gukesh D — 1 partie

Parties historiques

9…Nxc3 — 68.0% (545 parties)

1967 — Gershman, Semion vs Gusev, Yuri S — 0-1 — ?
1969 — Pollak, Georg vs Vogel, Jaap — 1-0 — It Bad Pyrmont GER
1969 — Averkin, Orest vs Kupreichik, Viktor D — 1-0 — Moskou ch-URS
1969 — Pollak, Georg vs Ivarsson, Johnny — 1/2-1/2 — It Bad Pyrmont GER
1969 — Mecking, Henrique vs Toran Albero, Roman — 1/2-1/2 — Palma de Majorca ESP

9…Bf5 — 29.7% (238 parties)

1969 — Huebner, Robert vs Kozma, Julius — 1/2-1/2 — Siegburg, Bad Godesberg
1972 — Liebert, Heinz vs Kostro, Jerzy — 1/2-1/2 — Polanica Zdroj POL
1973 — Keene, Raymond D vs Benko, Pal — 1/2-1/2 — Hastings ENG
1973 — Schmidt, Wlodzimierz vs Doda, Zbigniew — 1/2-1/2 — POL-ch Gdynia POL
1976 — Pribyl, Josef vs Novak, Ivan — 1/2-1/2 — Stary Smokovec SVK

9…f6 — 1.2% (10 parties)

1984 — Gutman, Lev vs Shterenberg, Pavel — 1-0 — Israel
1988 — Sorensen, Torben vs Hansson, Dan — 1/2-1/2 — Reykjavik ISL
1998 — Monge Medina, Angel vs Vall De Vilaramo, Jordi — 1-0 — Barcelona ESP
2006 — Vasilev, Plamen vs Kirov, Dimitar — 1-0 — Razgrad BUL
2010 — Franciskovic, Borka vs Sargac, Rajna — 1-0 — Krapina CRO

9…Nc6 — 0.7% (6 parties)

2008 — Dukaczewski, Piotr vs Renkowski, Piotr — 1-0 — Dadaj
2010 — Stepanov, Konstantin V vs Eduard Sebayang — 1/2-1/2 — LSS
2019 — Schelberg, Martin, Dr. vs Vajas, Sándor — 1/2-1/2 — ICCF
2022 — Aamodt, Peder Marcus vs Unneland, Mathias — 1/2-1/2 — Riga LAT
2026 — Zieba, Hubert vs Hnatyshyn, Anastasiia — 1-0 — chess.com INT

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