Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d4→e5	● e6→d5, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0)	—
Cases faibles	—	—
Centre	—	—

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 5)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	Non	Non
Non développées	4 (● g1, ● f1, ● a1, ● h1)	4 (● b8, ● c8, ● a8, ● h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre	● e7
Droits de roque	O-O / O-O-O	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	fermé
Ruptures	—	● …f7-f6

C13r — French: Chatard-Alekhine, Breyer, 7.Bxe7 Kxe7

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5 7.Bxe7 Kxe7 * ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. f4 (Attaque à l'aile roi — 48 % des parties) ; Qg4 (Prépare O-O-O — 19 % des parties) ; dxc5 (Capture en c5, Frapper le centre adverse — 13 % des parties) ; Nf3 (Développer g1 — 12 % des parties) ; Qd2 (Prépare O-O-O — 6 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nc6 (Développer b8 — 29 % des parties) ; ...Qb6 (24 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 22 % des parties) ; ...Kf8 (11 % des parties) ; ...Nxe5 (Cavalier centralisé en e5 — 8 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1923 Scheveningen – Round 1 – Euwe, Max – 0-1 – Reti, Richard – G27 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Bb5 cxd4 9. Qxd4 Nc6 10. Bxc6 bxc6
1923 Scheveningen – Round 6 – Spielmann, Rudolf – 1-0 – Oskam, Gerard – G64 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Qb6
1923 Vienna – Round 9 – Spielmann, Rudolf – 1-0 – Opocensky, Karel – G45 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Qb6
1925 Baden-Baden – Round ? – Bogoljubow, Efim – 1-0 – Spielmann, Rudolf – G172 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Qb6
1925 Baden-Baden – Round 1 – Bogoljubow, Efim – 1-0 – Spielmann, Rudolf – G101 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Qb6
1931 New York – Round 5 – Steiner, Herman – 1/2-1/2 – Kashdan, Isaac – G40 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 Nc6 10. dxc5 Ndxe5
1932 Cambridge Premier – Round 6 – Alexander, Conol Hugh – 1/2-1/2 – Menchik, Vera – G17 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Nc6 9. Nf3 cxd4 10. Nb5 Qa5+
1933 Western Chess Association – Round 8 – Eastman, George – 0-1 – Fine, Reuben – G6 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. dxc5 Nc6 10. Nf3 Ncxe5
1935 Moscow – Round 1 – Levenfish, Grigory – 1-0 – Menchik, Vera Frantsevna – G7 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Qxd4 Nc6 10. Qd2 Qa5
1935 Moskou – Round 5 – Riumin, Nikolai – 1-0 – Stahlberg, Gideon – G35 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Nc6 9. dxc5 Nxc5 10. Qg4 Kf8
1936 New York ch-USA – Round 8 – Bernstein, Sidney – 0-1 – Kevitz, Alexander – G22 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. f4 cxd4 10. Nb5 Nc6
1938 Lodz – Round 1 – Gerstenfeld, Eduard – 0-1 – Stahlberg, Gideon – G79 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Nc6
1938 Margate – Round 4 – Milner Barry, Philip – 1-0 – Menchik, Vera Frantsevna – G22 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Qxd4 Nc6 10. Qd2 Qa5
1938 New York (USA Ch) - Round 9 - Kashdan, Isaac - 1-0 - Treysman, George Nelson - G25 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. dxc5 Nc6 10. O-O-O Ndxe5
1938 URSS (URS Ch, semi final) - Round 1 - Poliak, Abram - 1/2-1/2 - Abramian, S. - G69 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Qxd4 Qb6 10. Qd2 Qxb2
1939 Buenos Aires Circulo – Round 1 – Benko, Francisco – 0-1 – Stahlberg, Gideon – G37 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Nc6 9. dxc5 Qa5 10. Qd2 Qxc5
1942 Ventnor City – Round 1 – Chauvenet, Louis – 0-1 – Yanofsky, Daniel Abraham – G2 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Nc6 9. Bb5 cxd4 10. Bxc6 bxc6
1946 New York – Round 1 – Kashdan, Isaac – 1-0 – Rothman, Debra R – G2 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. dxc5 Nc6 10. O-O-O b6
1946 New York ch-USA – Round 1 – Kashdan, Isaac – 1-0 – Rothman, Aaron – G39 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. dxc5 Nc6 10. O-O-O b6
1948 Belgrade – Round 4 – Nedeljkovic, Srecko M – 1/2-1/2 – Djaja, Dragutin – G7 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Qxd4 Nc6 10. Qa4 Qa5
1948 Karlovy Vary – Round 13 – Rohacek, Ivan – 0-1 – Yanofsky, Daniel Abraham – G132 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Bb5 Nc6 10. Bxc6 bxc6
1948 Saltsjobaden (FIDE (19) 1948-1951) - Round 1 - Gligorić, Svetozar - 1-0 - Yanofsky, Daniel Abraham - G5 1. d4 e6 2. e4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Qb6 9. Nf3 Nc6 10. Na4 Qa5+
1948 Saltsjobaden Interzonal – Round 19 – Gligorić, Svetozar – 1-0 – Yanofsky, Daniel Abraham – G176 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Qb6 9. Nf3 Nc6 10. Na4 Qa5+
1948 Stockholm (Izt) - Round ? - Gligoric, Svetozar - 1-0 - Yanofsky, Daniel Abraham - G7 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Qb6 9. Nf3 Nc6 10. Na4 Qa5+
1954 Liberation – Round 9 – Joppen, Ernst – 1/2-1/2 – Porreca, Giorgio – G19 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Nb5 Qa5+ 10. Qd2 Qxd2+
1955 URSS (URS Ch sf) - Round ? - Dashkevich, Alexandr - 0-1 - Shagalovich, Abo - G143 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qd2 Nc6 9. Qg5+ Kf8 10. Qxd8+ Nxd8
1959 York ch-BCF – Round 1 – Freeman, Nigel – 0-1 – Wood, Beau – G21 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Nb5 Qa5+ 10. Qd2 Qxd2+
1962 Appleby-Frodingham – Round 5 – Hindle, Owen M – 1/2-1/2 – Wood, Baruch – G15 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 Nc6 9. dxc5 Qa5 10. Qd2 Nxc5
1962 Hastings II – Round 2 – Milner Barry, Philip – 1/2-1/2 – Wood, Beau – G5 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. f4 cxd4 9. Qxd4 Nc6 10. Qd2 Qa5
1964 Budapest HUN – Round 1 – Dely, Peter – 1-0 – Nagy Ateya, Eyad – G20 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 cxd4 9. Qg5+ Ke8 10. Qxg7 Rf8
1966 Seattle (US Open) - Round 11 - Sloan, Sam - 1-0 - Lundin, Robert T - G71 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 c5 7. Bxe7 Kxe7 8. Qg4 Kf8 9. Nf3 cxd4 10. Qxd4 Nc6

C13r — Chatard-Alekhine, Breyer (1923)

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 Be7 5.e5 Nfd7 6.h4 c5 7.Bxe7 Kxe7

Les coups candidats

8.f4 — 48.5% (288 parties)

Ambassadeurs : Groot, Peter J A (5x), Wood, Baruch (3x), Gneuss, Werner (3x), De Ruiter, Tom (3x), Morley, Paul (3x), David, Maetys (2x), Yanofsky, Daniel Abraham (2x), Fihl Jensen, Frode (2x)

8.Qg4 — 18.7% (111 parties)

Ambassadeurs : Rautenstrauch, Hans Hubert (1x), Skrob, Ernst (1x), Sikora-Lerch, Jan (1x), Sviridov, Valentin (1x), Geffroy, Laurent (1x), Baumann, Claude (1x), Sloan, Sam (1x), Lundin, Robert T (1x)

8.dxc5 — 13.0% (77 parties)

Ambassadeurs : Schaefer, Markus (3x), Hector, Jonny (2x), Gleizerov, Evgeny (2x), Van Der Merwe, Theodorus C (2x), Walton, Alan J (2x), Mashal, Ruben (2x), Van Daatselaar, Jan Bart (2x), Velimirovic, Dragoljub (1x)

8.Nf3 — 12.3% (73 parties)

Ambassadeurs : Hampel, Johannes (2x), Manca, Federico (2x), Danin, Alexandre (2x), Heinatz, Thomas (1x), Kovalev, Andrei (1x), Dreev, Aleksey (1x), Moody, David W (1x), Speck Frederick (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.f4	8.Qg4	8.dxc5	8.Nf3
<1800	35	46%	14%	9%	31%
1800-2200	240	47%	24%	11%	11%
2200-2600	193	37%	16%	21%	15%
2600+	4	25%	25%	50%	—

Évolution par décennie (% des parties)

Décennie	N parties	8.f4	8.Qg4	8.dxc5	8.Nf3
1950s	9	78%	11%	—	—
1960s	22	73%	23%	—	—
1970s	16	88%	6%	—	—
1980s	36	72%	19%	—	8%
1990s	115	65%	20%	3%	7%
2000s	200	41%	24%	20%	8%
2010s	176	36%	12%	17%	24%
2020s	20	20%	30%	10%	20%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.f4	36%	20%	▼ -16.4%
8.Qg4	12%	30%	▲ +18.1%
8.dxc5	17%	10%	▼ -7.0%
8.Nf3	24%	20%	▼ -4.4%

Joueurs célèbres

Champions du monde dans cette position

Hou, Yifan — 2 parties

Parties historiques

8.f4 — 48.5% (288 parties)

1951 — Haggai Mawejje Israel vs Yanofsky, Daniel Abraham — 1/2-1/2 — Oxford U/Luce Eagle m
1951 — Meystre, G vs Walther, Edgar — 1-0 — cr.
1953 — Yanofsky, Daniel Abraham vs Yanofsky, Harry — 1-0 — Winnipeg CAN
1954 — Joppen, Ernst vs Porreca, Giorgio — 1/2-1/2 — Belgrade SRB
1955 — Matulovic, Milan vs Zaradic, Ante — 1-0 — Zagreb CRO

8.Qg4 — 18.7% (111 parties)

1956 — Geffroy, Laurent vs Baumann, Claude — 1-0 — corr Dyckhoff mem
1960 — Blom, Seppo vs Van den Dvej — 1-0 — Leningrad RUS
1964 — Rautenstrauch, Hans Hubert vs Skrob, Ernst — 1-0 — Krakow POL
1964 — Dely, Peter vs Nagy, Ervin Dr. — 1-0 — Budapest HUN
1966 — Sloan, Sam vs Lundin, Robert T — 1-0 — Seattle, WA USA

8.dxc5 — 13.0% (77 parties)

1990 — Huebner, Robert vs Zueger, Beat — 1-0 — Nurnberg rapid
1995 — Velimirovic, Dragoljub vs Ristovic, Nenad — 1-0 — Pozarevac
1997 — Hector, Jonny vs Gleizerov, Evgeny — 0-1 — Aaland-Stockholm
1998 — Zdjelar, Dusan vs Kovacevic, Blazimir — 0-1 — Harkany
2000 — Sakaev, Konstantin vs Ulybin, Mikhail — 1-0 — ?

8.Nf3 — 12.3% (73 parties)

1984 — Moody, David W vs Speck Frederick — 1-0 — Ft. Worth, Tex.
1988 — Heinatz, Thomas vs Hampel, Johannes — 1/2-1/2 — DDR corr
1988 — Kovalev, Andrei vs Dreev, Aleksey — 0-1 — Simferopol UKR
1992 — Manca, Federico vs Tolk, Pieter — 1-0 — Cattolica ITA
1992 — De Souza Welton Vaz vs Do Prado, Luiz Claudio Rodrigues — 0-1 — ?

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