Structure de pions
♔ Blancs ♚ Noirs
Pions doublés ● c3, ● c4 —
Pions isolés ● a2 —
Arriérés — —
Chaînes ● c3→d4 ● f7→e6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes — ● f5 (2v0)
Cases faibles — —
Centre — —
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● b, ● e ● d
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 7)
Bf1 ● Bf1 Non développé (mob. 2)
Bc8 ● Bc8 Non développé (mob. 1)
Bf8 ● Bf8 Non développé (mob. 2)
Paire de fous ● Oui ● Oui
Non développées 5 (● g1, ● c1, ● f1, ● a1, ● h1) 5 (● b8, ● 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 ● d4-d5 ● …e6-e5

A18l — English: Mikenas, Flohr, 7.d4 c5

1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 d4 5.exf6 dxc3 6.bxc3 Qxf6 7.d4 c5 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bK
bB
bR
bP
bP
bP
bP
bP
bP
bQ
bP
wP
wPPion central
wP
wPPion isolé — cible
wP
wP
wP
wR
wBFou actif — mobilité 7
wQ
wK
wB
wN
wR
abcdefgh
Plans. Nf3 (Développer g1 — 100 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wR
wP
wP
wP
wPPion isolé — cible
wP
wP
wP
Case forte (2v0)
bP
bQ
bP
bP
bP
bP
bP
bP
bR
bB
bK
bB
bN
bR
hgfedcba
Plans. ...h6 (57 % des parties) ; ...cxd4 (Capture en d4, Occuper le centre — 38 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1930 Frankfurt – Round 1 – Nimzowitsch, Aron – 1-0 – List, Paul – G1
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 Nc6 10. Be4 cxd4
1933 Folkestone Olympiad 5th – Round 13.19 – Opocensky, Karel – 1/2-1/2 – Duchamp, Marcel – G109
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+
1934 Chester, Town Hall (BCF Ch 27th) - Round 9 - Golombek, Harry - 1/2-1/2 - Alexander, Conol Hugh - G44
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+
1935 Warsaw ol Warsaw POL – Round ? – Golombek, Harry – 1/2-1/2 – Koenig, Mirko – G35
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+
1946 Pittsburgh Open – Round 1 – Bisguier, Arthur B – 1/2-1/2 – Shipman, Walter – G1
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+
1947 Adelaide (AUS Ch) - Round 8.4 - Koshnitsky, Gregory - 1-0 - Stapleton, Ian - G7
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1947 ARG-ch26 Mayor – Round 4 – Marini, Luis – 0-1 – Benko, Francisco – G2
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. g3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1947 Buenos Aires ch-ARG – Round 1 – Alvarez Martin, Pedro – 0-1 – De Piro, Tristram – G16
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1947 Buenos Aires ch-ARG – Round 1 – Benko, Francisco – 0-1 – Cruz Garibaldi, Milton Esteban – G20
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 Nc6 10. O-O Bd6
1947 Buenos Aires ch-ARG – Round 1 – Marini Speca, Gioia – 0-1 – Benko, Francisco – G17
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. g3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1947 Buenos Aires ch-ARG – Round 1 – Rebizzo, Cayetano – 0-1 – Piro, Valerio – G15
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1947 Mar del Plata – Round 13 – Eliskases, Erich – 1/2-1/2 – Bolbochan, J. – G110
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1951 Schlechter Memorial – Round ? – Lasker, Edward – 1/2-1/2 – Gruenfeld, Ernst – G3
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+
1953 Krakow (POL-ch11) - Round 8 - Plater, Kazimierz - 1/2-1/2 - Brzozka, Stefan - G48
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1953 URS Ch sf Vilnius LTU – Round ? – Mikenas, Vladas – 1/2-1/2 – Cherepkov, Alexander V – G3
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 Bd6 10. O-O O-O
1954 Dyckhoff Memorial A 5456 – Round ? – Heemsoth, Hermann – 1/2-1/2 – O'Kelly de Galway, Alberic – G3
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Rb1 Bd6 10. Bd3 Qe7
1954 Mar del Plata – Round 10 – Shocron, Ruben – 0-1 – Dodero, Emilio – G77
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 Nd7 10. Qa4 Bd6
1957 Reykjavik (WchT U26 04th) - Round 6.4 - Yepez, Olavo - 1/2-1/2 - Sammalisto, L. - G80
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. a3 Nc6 10. g3 Bd6
1958 Leamington (GBR Ch 45th) - Round 7.11 - Thomas Andrew - 1-0 - Wise, Thomas H - G47
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 Nd7 10. O-O Bd6
1959 Argentina – Round 7 – Marini, Luis – 1/2-1/2 – Incutto, Carlos – G33
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1959 Buenos Aires Ch – Round 6 – Marini, Luis – 1/2-1/2 – Wexler, Francisco – G21
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1959 Mar del Plata – Round 1 – Rossetto, Hector – 1/2-1/2 – Wexler, Bernardo – G16
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1959 Riga – Round ? – Mikenas, Vladas – 1-0 – Sliwa, Bogdan – G75
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1963 Riga (LAT Ch) - Round ? - Kirilov, Valentins - 1/2-1/2 - Klovans, Janis - G2
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1963 Zvolen (CSR Ch sf) - Round 10.5 - Stulik, Vlastimil - 1/2-1/2 - Necesany, Zdenek - G45
1. c4 e6 2. Nc3 Nf6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qg6 10. Bd3 Qh5
1964 Buenos Aires – Round 17 – Letelier Martner, Rene – 1/2-1/2 – Foguelman, Alberto – G148
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 cxd4 10. cxd4 Bb4+
1964 Scarborough (CAN-op) - Round 2 - Sarosy, Zoltan L - 1-0 - Cowan, William - G2
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 b6 9. Bg5 Qf5 10. Bd3 Qg4
1964 URSS (URS) - Round ? - Stoliar, Efim Samoilovich - 1/2-1/2 - Estrin, Yakov - G39
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. a3 b6 9. Be2 Bb7 10. Bf3 Bxf3
1966 Correspondance (Corr ICCF M) - Round ? - Pecerskij, A - 1-0 - Schrancz, Istvan - G1
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+
1966 Sao Paulo CXSP Ch – Round 7 – Schweber, Samuel – 1/2-1/2 – Rocha, Antonio – G8
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 Nc6 10. Bc2 cxd4
1967 Hungary CCC-8 – Round ? – Vecsey, Dr. Zoltan – 0-1 – Schrancz, Istvan – G2
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 Bd6 10. O-O O-O
1967 Moscow (URS Team Ch) - Round 1 - Muratov, Vladimir A - 1/2-1/2 - Klovans, Janis - G232
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. Bg5 Qf5 10. cxd4 Bb4+
1967 Toronto Closed – Round 10 – Sarosy, Zoltan L – 0-1 – Allan, Denis – G10
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Bd3 cxd4 10. cxd4 Bb4+
1968 Bucharest (ROM Ch) - Round 19 - Zara, Dan - 1/2-1/2 - Ghizdavu, Dumitru - G108
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 cxd4 9. cxd4 Bb4+ 10. Bd2 Bxd2+
1968 Havirov – Round 13 – Baumgartner, Heinz – 1-0 – Novak, Ervin – G43
1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 d4 5. exf6 dxc3 6. bxc3 Qxf6 7. d4 c5 8. Nf3 h6 9. Be2 Bd6 10. Nd2 Qg6

A18l — Mikenas, Flohr (1930)
1.c4 Nf6 2.Nc3 e6 3.e4 d5 4.e5 d4 5.exf6 dxc3 6.bxc3 Qxf6 7.d4 c5
Les coups candidats
8.Nf3 — 99.2% (784 parties)
Ambassadeurs : Auvinen, Esa (6x), Klovans, Janis (4x), Mikenas, Vladas (3x), De Lange, Daan (3x), Hahn, Winfried, Prof. Dr. (3x), Backe, Peter (3x), Radulov, Ivan (3x), Goetz, Dieter (3x)
8.a3 — 0.4% (3 parties)
Ambassadeurs : Stoliar, Efim Samoilovich (1x), Estrin, Yakov (1x), Kaczmarczyk, Dennis (1x), Moshtael, Wesal (1x), Mordido, Kylen Joy (1x), Baclayon, Me Ann Joy (1x)
8.Ba3 — 0.3% (2 parties)
Ambassadeurs : Docampo Beltran, Dexter (1x), Santiago Garcia, Diego Alejandro (1x), Herega, Nejc (1x), Veselic, Maks (1x)
8.Rb1 — 0.1% (1 parties)
Ambassadeurs : Rodriguez, Jose Manuel (1x), Jose Antonio Macia (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Nf3 8.a3 8.Ba3 8.Rb1
<1800 39 97% 3% — —
1800-2200 287 99% 0% 1% —
2200-2600 251 100% — — —
2600+ 4 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 8.Nf3 8.a3 8.Ba3 8.Rb1
1950s 15 100% — — —
1960s 24 96% 4% — —
1970s 64 100% — — —
1980s 118 100% — — —
1990s 156 99% — — 1%
2000s 181 99% 1% — —
2010s 176 99% 1% 1% —
2020s 56 98% — 2% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Nf3 99% 98% ▼ -0.6%
8.a3 1% 0% ▼ -0.6%
8.Ba3 1% 2% ▲ +1.2%
8.Rb1 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 2 parties
Tal, Mikhail — 1 partie
Parties historiques
8.Nf3 — 99.2% (784 parties)
1951 — Mikenas, Vladas vs Magergut, Alexander Zinovievich — 1-0 — Riga LAT
1951 — Lasker, Edward vs Gruenfeld, Ernst — 1/2-1/2 — Vienna AUT
1953 — Mikenas, Vladas vs Cherepkov, Alexander V — 1/2-1/2 — URS-ch sf Vilnius LTU
1953 — Partyka, Kazimierz vs Brzozka, Stefan — 1/2-1/2 — Krakow POL
1954 — Heemsoth, Hermann vs O'Kelly de Galway, Alberic — 1/2-1/2 — Dyckhoff Memorial A 5456
8.a3 — 0.4% (3 parties)
1964 — Stoliar, Efim Samoilovich vs Estrin, Yakov — 1/2-1/2 — Soviet Union
2003 — Kaczmarczyk, Dennis vs Moshtael, Wesal — 0-1 — ?
2014 — Mordido, Kylen Joy vs Baclayon, Me Ann Joy — 1-0 — San Antonio, TX USA
8.Ba3 — 0.3% (2 parties)
2018 — Docampo Beltran, Dexter vs Santiago Garcia, Diego Alejandro — 1/2-1/2 — Camaguey CUB
2024 — Herega, Nejc vs Veselic, Maks — 1/2-1/2 — Nova Gorica SLO
8.Rb1 — 0.1% (1 parties)
1992 — Rodriguez, Jose Manuel vs Jose Antonio Macia — 1/2-1/2 — ?

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