Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● d4→e5	● b7→c6, e7→d6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	—
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v1)	● d5 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Be2	● Be2 Actif (mob. 4)
Bg4		● Bg4 Actif (mob. 7)
Bf8		● Bf8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	3 (● b1, ● c1, ● a1)	4 (● b8, ● f8, ● a8, ● h8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	tension
Ruptures	● e5-e6	● …c6-c5, ● …f7-f6

B05j — Alekhine: Modern, Flohr, 6.O-O

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 6.O-O * ● Trait aux Noirs

Ouverture — Tension centrale

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. c4 (Frapper le centre adverse — 3 % des parties) ; Ng5 (1 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Bxf3 (Fou actif (mobilité 5) — 94 % des parties) ; ...Nd7 (Développer b8 — 4 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1936 Moscow – Round ? – Botvinnik, Mikhail – 1-0 – Flohr, Salo – G55 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O dxe5 7. Nxe5 Bxe2 8. Qxe2 Nd7 9. f4 e6 10. c4 N5b6
1936 Nottingham – Round ? – Thomas, George Alan – 0-1 – Euwe, Max – G112 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O dxe5 7. Nxe5 Bxe2 8. Qxe2 e6 9. b3 Nd7 10. c4 N5f6
1936 Nottingham – Round 6 – Botvinnik, Mikhail – 1/2-1/2 – Flohr, Salo – G76 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Qc7 10. c4 Ne7
1937 Bad Saarow – Round 6 – Ernst, Wilhelm – 0-1 – Engels, Ludwig – G21 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. c4 Nb6 10. b3 Qxd1
1937 Stockholm SWE – Round 6 – Aitken, James – 1/2-1/2 – Landau Salomon – G30 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 c6 5. Be2 Bg4 6. O-O Nd7 7. c4 Nc7 8. Bf4 Bxf3 9. Bxf3 dxe5 10. dxe5 g5
1944 URS Ch sf Moscow RUS – Round 10 – Kotov, Alexander A – 1/2-1/2 – Yudovich, Mikhail M – G11 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1945 Mar del Plata – Round 15 – Bolbochan, J. – 1-0 – Hounie Fleurquin, Carlos – G42 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1945 Novi Sad – Round 1 – Gligorić, Svetozar – 0-1 – Vidmar, Milan Jr – G35 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1945 Novi Sad – Round 8 – Vukovic, Sava – 1/2-1/2 – Puc, Stojan – G103 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. c4 Ne7 10. Qxd8+ Kxd8
1945 Quilmes – Round 2 – Dodero, Emilio – 0-1 – Stahlberg, Gideon – G14 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O e6 7. b3 Nd7 8. c4 Nc7 9. exd6 Bxd6 10. Bb2 O-O
1947 FRA-CSR – Round 2 – Florian, Jaromir – 1-0 – Daniel, Roger – G9 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 e6 8. c4 Nb6 9. Qe2 d5 10. c5 Nc8
1954 Leningrad RUS – Round 1 – Chekhover, Vitaly – 0-1 – Kopilov, Nikolay Georgiyevich – G7 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Qc7 10. c4 Ne7
1955 CSR Ch – Round 13 – Florian, Jaromir – 0-1 – Alster, Ladislav – G103 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1955 Erfurt – Round 1 – Dely, Peter – 0-1 – Alster, Ladislav – G16 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. b3 Bc5
1956 Leipzig ch GDR – Round 14 – Liebert, Heinz – 0-1 – Dittmann, Sieghart – G24 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. b3 Bc5
1957 DDR Ch U18 – Round 8 – Neukirch, Detlef – 1/2-1/2 – Hennings, Artur – G14 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Qc7 10. c4 Ne7
1957 FRG Ch 04th – Round 3 – Pfeiffer, Gerhard – 0-1 – Lehmann, Heinz – G3 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1957 FRG Ch Bad Neuenahr – Round 3 – Pfeiffer, Gerhard – 0-1 – Lehmann, Heinz – G9 1. e4 Nf6 2. e5 Nd5 3. Nf3 d6 4. d4 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1960 URS Ch sf – Round 12 – Ustinov, Georgy I – 0-1 – Bagirov, Vladimir – G98 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1961 Bucharest GMT 5th – Round 10 – Gheorghiu, Florin – 1/2-1/2 – Drimer, Dolfi – G40 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O dxe5 7. Nxe5 Bxe2 8. Qxe2 e6 9. c4 Nf6 10. Rd1 Be7
1963 FRG Ch – Round 11 – Bachmann, Karlheinz – 1-0 – Gerusel, Mathias – G31 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. c4 Ne7 10. Bg4 Nd7
1964 Magdeburg ch DDR – Round 3 – Stahl, Franz – 1-0 – Starck, Bodo – G7 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1965 Titograd – Round 7 – Matanovic, Aleksandar – 1/2-1/2 – Knezevic, Milorad – G52 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7
1967 Skopje – Round 14 – Janosevic, Dragoljub – 0-1 – Knezevic, Milorad – G114 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. Be2 c6 6. O-O Bxf3 7. Bxf3 dxe5 8. dxe5 e6 9. Qe2 Nd7 10. c4 Ne7

B05j — Modern, Flohr (1936)

1.e4 Nf6 2.e5 Nd5 3.d4 d6 4.Nf3 Bg4 5.Be2 c6 6.O-O

Les coups candidats

6…Bxf3 — 92.2% (1458 parties)

Ambassadeurs : Sergeev, Vladimir (24x), Malbran, Guillermo (20x), Szmetan, Jorge (18x), Pavlov, Sergey (18x), Van Seben, Edgar (15x), Fernandez Garcia, Jose Luis(2) (13x), Pribyl, Josef (12x), Segal, Alexandru Sorin (11x)

6…Nd7 — 3.2% (50 parties)

Ambassadeurs : Benes, Petr (2x), Knudsen, Jes West (2x), Dimc, Dragutin (1x), Cuderman, Vinko (1x), Elseth, Roar (1x), Cox, John J (1x), Bjerring, Kai (1x), Minich, Peter (1x)

6…e6 — 2.8% (44 parties)

Ambassadeurs : Krajnak, Jan (2x), Pike, Donald (1x), Kellner, John Vincent (1x), Schmidt, Gerhard (1x), Schaffarth, Peter (1x), Fuller, Maxwell Leonard (1x), Marttala, Thomas (1x), Thorsteinsson, Bjorn (1x)

6…dxe5 — 1.4% (22 parties)

Ambassadeurs : Gheorghiu, Florin (1x), Drimer, Dolfi (1x), Scacco, Mauro (1x), Dutra, Alfredo (1x), Martini, Michael (1x), Reichert, Uwe (1x), Wuestehube, Harry (1x), Ristau, Jan (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	6…Bxf3	6…Nd7	6…e6	6…dxe5
<1800	46	87%	9%	4%	—
1800-2200	557	90%	4%	4%	2%
2200-2600	764	94%	2%	2%	1%
2600+	1	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	6…Bxf3	6…Nd7	6…e6	6…dxe5
1950s	13	85%	8%	8%	—
1960s	21	95%	—	—	5%
1970s	33	94%	6%	—	—
1980s	162	94%	3%	2%	—
1990s	465	94%	3%	2%	1%
2000s	545	90%	3%	4%	2%
2010s	307	92%	3%	4%	1%
2020s	35	97%	3%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
6…Bxf3	92%	97%	▲ +5.3%
6…Nd7	3%	3%	-0.1%
6…e6	4%	0%	▼ -3.9%
6…dxe5	1%	0%	▼ -1.3%

Joueurs célèbres

Champions du monde dans cette position

Ding, Liren — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

6…Bxf3 — 92.2% (1458 parties)

1954 — Zurakhov, Vladlen Y vs Kopylov, Nazar — 0-1 — Leningrad ch22-SU sf
1954 — Chestnov, Vitaliy A. vs Kopilov, Nikolay Georgiyevich — 0-1 — Leningrad RUS
1955 — Florian, Jaromir vs Alster, Ladislav — 0-1 — Prague CZE
1955 — Sabata, Mmoledi vs LAR, Rai Joseph — 1/2-1/2 — Prague CZE
1955 — Dely, Peter vs Alster, Ladislav — 0-1 — Erfurt GER

6…Nd7 — 3.2% (50 parties)

1958 — Dimc, Dragutin vs Cuderman, Vinko — 1-0 — Sarajevo BIH
1978 — Shoumali, S vs Devries, G — 0-1 — olm Buenos Aires
1978 — Shoumali, S. vs De Vries, Gerardo — 0-1 — Buenos Aires ARG
1980 — Kaspersen, Morten vs Aagaard, Michael — 1-0 — dkch-jr Vordingborg
1983 — Elseth, Roar vs Cox, John J — 1/2-1/2 — Gausdal NOR

6…e6 — 2.8% (44 parties)

1959 — Pike, Donald vs Kellner, John Vincent — 0-1 — Sydney AUS
1980 — Fuller, Maxwell Leonard vs Marttala, Thomas — 1-0 — Copenhagen DEN
1981 — Schmidt, Gerhard vs Schaffarth, Peter — 0-1 — NRW-ch Niederdreisbach GER
1982 — Thorsteinsson, Bjorn vs Briem, Stefan — 1/2-1/2 — ISL-ch Reykjavik ISL
1989 — Larios Crespo, Manuel vs Rojas Sola, Pedro — 0-1 — Almeria

6…dxe5 — 1.4% (22 parties)

1961 — Gheorghiu, Florin vs Drimer, Dolfi — 1/2-1/2 — Bucharest ROU
1996 — Wuestehube, Harry vs Ristau, Jan — 1/2-1/2 — Kassel
1999 — Scacco, Mauro vs Dutra, Alfredo — 1-0 — IECG
1999 — Martini, Michael vs Reichert, Uwe — 1-0 — Lahnstein
1999 — Armatti, Frank Anthony vs Dooms, Stefan — 1-0 — ?

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