Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	● c2, ● c5	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f4→e5	● e6→d5, b7→a6, f7→e6
Passés	—	—
Majorité	● aile dame 4v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● d4 (2v0), ● g5 (2v1), ● d6 (2v1)	—
Cases faibles	—	● e5
Centre	● d4 (2v0), ● d5 (2v1), ● e5 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	Non	Non
Non développées	3 (● f1, ● a1, ● h1)	4 (● b8, ● c8, ● 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	fermé
Ruptures	● c5-c6, ● f4-f5	● …f7-f6

C14i — French: Classical, Steinitz, 7…a6 8.Nf3 c5

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 a6 8.Nf3 c5 9.dxc5 * ● Trait aux Noirs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Qd2 (Prépare O-O-O — 51 % des parties) ; Bd3 (Fou actif (mobilité 9), Développer f1 — 38 % des parties) ; Qd4 (Centraliser la dame, Prépare O-O-O — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nc6 (Développer b8 — 50 % des parties) ; ...Nxc5 (Cavalier actif en c5 — 26 % des parties) ; ...Qxc5 (Centraliser la dame — 24 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1906 Gyor – Round 8 – Farago, Odon – 0-1 – Von Balla, Zoltan – G9 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Qxc5 10. Qd4 Nc6
1930 Liege – Round 11 – Weenink, Henri – 0-1 – Przepiorka, Dawid – G58 1. d4 Nf6 2. Nc3 e6 3. e4 d5 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. g3 Nc6
1934 URS-ch09 – Round ? – Ragozin, Viacheslav – 1/2-1/2 – Panov, Vasily – G12 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Qxc5
1935 Warsaw ol – Round 9 – Stahlberg, Gideon – 1/2-1/2 – Alekhine, Alexander – G25 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Qxc5
1935 Warsaw POL – Round 9 – Staahlberg, Gideon – 1/2-1/2 – Alekhine, Alexander – G42 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Qxc5
1936 Moscow – Round 1 – Kan, Ilya A – 1/2-1/2 – Lilienthal, Andor – G30 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Bd3 Nc6
1936 Podebrady – Round 1 – Eliskases, Erich – 1-0 – Stahlberg, Gideon – G22 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Ne2 Qxc5
1941 Buenos Aires Circulo – Round 1 – Frydman, Paulino – 1/2-1/2 – Stahlberg, Gideon – G3 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 c5 8. Nf3 a6 9. dxc5 Nc6 10. Bd3 Qxc5
1946 Barcelona – Round 7 – Pomar Salamanca, Arturo – 0-1 – Guimard, Carlos E – G46 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Ne2 Qxc5
1946 Groningen – Round 1 – Boleslavsky, Isaac – 1/2-1/2 – Guimard, Carlos E – G6 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. a3 Qxc5
1952 URS Ch sf – Round ? – Goldenov, Boris P – 1-0 – Korchmar E – G7 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Bd3 Nc6
1955 USSR – Round 1 – Liublinsky, Victor – 1-0 – Rovner, Dmitry – G27 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Bd3 Nxd3+
1957 Clare Benedict Cup 04th – Round 1 – Blau, Max – 1-0 – Porreca, Giorgio – G11 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Qxc5 10. Qd2 Nc6
1959 Quilmes – Round 7 – Sanguinetti, Raul – 1-0 – Emma, Jaime – G50 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Qxc5
1961 Mar del Plata – Round 3 – Matanovic, Aleksandar – 1/2-1/2 – Letelier Martner, Rene – G39 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Nxc5
1961 ROM Ch – Round 8 – Szabo, Iuliu inactive – 0-1 – Fischer, Johann – G51 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Qd2 Nc6
1962 CSR Ch sf – Round 3 – Ratolistka, Josef – 1/2-1/2 – Skacel, Jan – G8 1. d4 d5 2. Nc3 e6 3. e4 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Bd3 Nxc5
1964 Houston simultaan – Round 1 – Fischer, Raphael – 1-0 – Plaster J – G25 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Qd2 Bd7
1966 Sao Paulo CXSP Ch – Round 6 – Rocha, Antonio – 1/2-1/2 – Ammar Hussam Satti – G7 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nxc5 10. Bd3 Nxd3+
World Cup 1991 – Round 14 – Ljubojevic, Ljubomir – 1-0 – Seirawan, Yasser – G102 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. f4 a6 8. Nf3 c5 9. dxc5 Nc6 10. Qd2 Nxc5

C14i — Classical, Steinitz (1906)

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.Bxe7 Qxe7 7.f4 a6 8.Nf3 c5 9.dxc5

Les coups candidats

9…Nc6 — 49.9% (809 parties)

Ambassadeurs : Dzenis, Janis (9x), Schmittdiel, Eckhard (8x), Thorhallsson, Throstur (7x), Raicevic, Vladimir (6x), Neber, Akos (6x), Vedder, Henk (6x), Babula, Milan (6x), Vigh, Bela (5x)

9…Nxc5 — 26.0% (422 parties)

Ambassadeurs : Ratnakaran, K. (11x), Castellano Ojeda, Jose (3x), Lombardi, Donato (3x), Stoppel, Franz (2x), Pitam, Ella (2x), Thielemann, Fritz (2x), Srebrnic, Marko (2x), Fur, Katinka (2x)

9…Qxc5 — 24.0% (389 parties)

Ambassadeurs : Jovanovic, Bratislav M (7x), Moskalenko, Viktor (5x), Merkuriev, Vyacheslav Aleksand (5x), Hagarova, Zuzana (3x), Steil-Antoni, Fiona (3x), Iljushin, Alexei (2x), Bruk, Ofer (2x), Kindermann, Stefan (2x)

9…O-O — 0.1% (2 parties)

Ambassadeurs : Cencetti, Arthur (1x), Andrus, Gary E. (1x), Mashchenko, Vladimir (1x), Lombardi, Donato (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9…Nc6	9…Nxc5	9…Qxc5	9…O-O
<1800	94	34%	43%	22%	1%
1800-2200	841	46%	28%	26%	—
2200-2600	479	60%	18%	21%	—
2600+	16	75%	12%	12%	—

Évolution par décennie (% des parties)

Décennie	N parties	9…Nc6	9…Nxc5	9…Qxc5	9…O-O
1950s	12	42%	42%	17%	—
1960s	11	55%	45%	—	—
1970s	27	52%	30%	19%	—
1980s	66	68%	15%	17%	—
1990s	278	48%	24%	27%	—
2000s	499	46%	23%	31%	—
2010s	630	52%	27%	20%	0%
2020s	99	46%	37%	16%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9…Nc6	52%	46%	▼ -5.9%
9…Nxc5	27%	37%	▲ +10.1%
9…Qxc5	20%	16%	▼ -3.8%
9…O-O	0%	0%	-0.3%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 1 partie
Hou, Yifan — 1 partie

Parties historiques

9…Nc6 — 49.9% (809 parties)

1951 — Stuyven, Ward vs McIntosh, G. — 1-0 — cr.
1952 — Trott, Arthur Henry vs Poole, John — 1-0 — Southsea
1954 — Phillips Andrea vs Anderson, PB. — 1-0 — Nottingham ch-BCF
1959 — Hendriks, Willy vs Hohler, Peter — 0-1 — Muenchenstein/Basel
1959 — Sanguinetti, Raul vs Emma, Jaime — 1-0 — Quilmes

9…Nxc5 — 26.0% (422 parties)

1950 — Emden, Hermann vs Bachmann, Philipp — 1/2-1/2 — Lucerne SUI
1952 — Goldenov, Boris P vs Korchmar, E. — 1-0 — Minsk BLR
1953 — Kueffner, Rolf vs Handel, Horst — 1-0 — Brandenburg/Havel
1955 — Liublinsky, Victor vs Rovner, Dmitry — 1-0 — USSR
1956 — Schoenherr, Helmut vs Pietruske, Siegfried — 1-0 — Zittau

9…Qxc5 — 24.0% (389 parties)

1955 — Gipslis, Aivars vs Eremin, Boris — 1-0 — Riga LAT
1957 — Aditya Balu Jadhav vs Porreca, Giorgio — 1-0 — Bern SUI
1970 — Lampitt vs Calderon, David — 1-0 — Siegen GER
1970 — Amos, Bruce M. vs Pantebre, J. — 1-0 — Siegen olm
1971 — Ripley, John M vs Vargas P, Tomas — 1-0 — London ENG

9…O-O — 0.1% (2 parties)

2010 — Cencetti, Arthur vs Andrus, Gary E. — 0-1 — ICCF
2013 — Mashchenko, Vladimir vs Lombardi, Donato — 1-0 — LSS