Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	—
Passés	—	—
Majorité	● aile dame 3v2	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● g5 (2v0)	● e4 (2v0), ● g4 (2v0)
Cases faibles	—	● d5
Centre	● d4 (2v1), ● e5 (1v0)	● e4 (2v0)

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● d	● c

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 2)
Bc8		● Bc8 Non développé (mob. 5)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	4 (● b1, ● c1, ● 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	● e2-e4	—

A32w — English: Symmetrical, Two Knights, 5.g3 d5 6.Bg2 e5 7.Nf3

1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.g3 d5 6.Bg2 e5 7.Nf3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Plans. O-O (Mettre le roi en sécurité, connecter les tours — 95 % des parties) ; Nd4 (Cavalier centralisé en d4 — 3 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Plans. ...d4 (Occuper le centre — 96 % des parties) ; ...e4 (Occuper le centre — 3 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
? 1979 – Round ? – Polugaevsky, Lev – 1-0 – Veingold, Aleksandr – G4 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. g3 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1948 Moskou ch-URS – Round 1 – Ilivitsky, Georgy A – 0-1 – Keres Paul Petrovich – G9 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1948 URS-ch16 – Round 13 – Ilivitsky, Georgy A – 1/2-1/2 – Keres, Paul – G10 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1953 Bucharest – Round 4 – Radulescu, Mihai – 0-1 – Szabo, Ladislav – G37 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. b4 e4 10. Ng5 Bxb4
1955 Budapest – Round 1 – Gereben, Erno – 0-1 – Hajtun, Joseph – G26 1. d4 Nf6 2. c4 c5 3. Nf3 e6 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. a3 Be6 10. Nbd2 h6
1956 Alekhine Memorial – Round 1 – Golombek, Harry – 0-1 – Smyslov, Vladimir – G31 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1959 Buenos Aires LR – Round 8 – Foguelman – 1-0 – Acosta Garcia, Rafael Isaac – G16 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. Nbd2 a5 10. b3 Be7
1959 Quilmes – Round 1 – Cruz, Raul C. – 1/2-1/2 – Emma, Jaime – G6 1. d4 e6 2. Nf3 Nf6 3. g3 c5 4. Bg2 cxd4 5. Nxd4 d5 6. c4 e5 7. Nf3 d4 8. O-O Nc6 9. e3 d3 10. Nc3 Be7
1961 Corr FS – Round 1 – Dalko, Nandor – 0-1 – Yudovich, Mikhail M – G3 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1965 Tallinn ch-URS – Round 16 – Keres, Paul – 1/2-1/2 – Furman, Slavomir – G142 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
1968 Hoogovens – Round 1 – Jongsma, Alexander – 1-0 – Flesch, Jean-benoit – G4 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. b4 Qc7 10. a3 Be6
1968 Lugano SUI – Round 1 – Reilly, Brian – 0-1 – Lengyel, Laszlo – G18 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. Qb3 Bc5 10. Na3 O-O
1975 URS Team Ch – Round 2 – Govashelishvili, Genadij – 0-1 – Nevednichy, Boris M – G200 1. d4 Nf6 2. Nf3 c5 3. c4 e6 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
30. ECC Open 2014 – Round 2.3 – Teitsson, Magnus – 0-1 – Lysyj, Igor – G32 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
34. ECC Open 2018 – Round 2.1 – Parkhov, Yair – 0-1 – Andreikin, Dmitry – G37 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
43. Olympiad 2018 – Round 11.5 – Michalik, Peter – 1-0 – Ponomariov, Ruslan – G750 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
7. Norway Chess 2019 – Round 2.3 – Yu, Yangyi – 1/2-1/2 – Ding, Liren – G8 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
Amber Rapid 2005 – Round 4 – Ivanchuk, Vasyl – 1-0 – Topalov, Veselin – G11 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
Amber Rapid 2006 – Round 3 – Nielsen, Peter Heine – 1-0 – Topalov, Veselin – G11 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
Bugojno 1980 – Round 3 – Tal, Mikhail – 1/2-1/2 – Gligoric, Svetozar – G11 1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 e6 5. g3 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Bg4 10. h3 Bxf3
Candidats Tournament 1985 – Round 5 – Nogueiras Santiago, Jesus – 1/2-1/2 – Portisch, Lajos – G27 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Bc5 10. exd4 Bxd4
Corus 2001 – Round 6 – Piket, Jeroen – 1/2-1/2 – Timman, Jan H – G35 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Bc5 10. exd4 exd4
Corus A 2008 – Round 4 – Gelfand, Boris – 0-1 – Polgar, Judit – G22 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 d3 10. Nc3 Bb4
European Club Cup 2015 – Round 4.3 – Laznicka, Viktor – 1/2-1/2 – Andreikin, Dmitry – G73 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
FIDE WCh KO 2000 – Round 2.2 – Xu, Jun(SD) – 1/2-1/2 – Yermolinsky, Alex – G62 1. c4 c5 2. Nf3 Nf6 3. d4 cxd4 4. Nxd4 e6 5. g3 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
Linares 1981 – Round 1 – Karpov, Anatoly – 1-0 – Quinteros, Miguel Angel – G8 1. d4 Nf6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 e6 5. g3 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Bg4 10. h3 Bxf3
Qatar Masters Open 2015 – Round 9.20 – Matlakov, Maxim – 1-0 – Bok, Benjamin – G299 1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 e6 5. g3 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
Tata Steel India Blitz 2019 – Round 16.2 – Harikrishna, Pentala – 1/2-1/2 – Saini Vidit – G76 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
World Blitz 2015 – Round 3.10 – Melkumyan, Hrant – 0-1 – Perunovic, Milos – G143 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
World Blitz 2021 – Round 1.65 – Mitrabha, Guha – 1/2-1/2 – Durarbayli, Vasif – G51 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
World Blitz 2023 – Round 4.3 – Dubov, Daniil – 1-0 – Indjic, Aleksandar – G226 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. g3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4
World Cup 1988 – Round 10 – Jussupow, Artur – 1/2-1/2 – Hjartarson, Johann – G77 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Bc5 10. exd4 exd4
World Rapid 2016 – Round 8.18 – Khusnutdinov, Rafael – 0-1 – Tomashevsky, Evgeny – G298 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O Nc6 9. e3 Be7 10. exd4 exd4

A32w — Symmetrical, Two Knights (1948)

1.c4 c5 2.Nf3 Nf6 3.d4 cxd4 4.Nxd4 e6 5.g3 d5 6.Bg2 e5 7.Nf3

Les coups candidats

7…d4 — 95.8% (1406 parties)

Ambassadeurs : Rashkovsky, Nukhim N (13x), Tukmakov, Vladimir B (9x), Sosonko, Gennadi (8x), Szymczak, Zbigniew (8x), Gurevich, Dmitry (8x), Tal, Mikhail (7x), Alburt, Lev (7x), Quinteros, Miguel A. (6x)

7…e4 — 3.4% (50 parties)

Ambassadeurs : Skrobek, Ryszard (2x), Drasko, Milan (2x), Nogueiras Santiago, Jesus (2x), Mackintosh, Iain (2x), Pytel, Krzysztof (1x), Ghitescu, Theodor (1x), Kaposztas, Miklos (1x), Trapl, Jindrich (1x)

7…Nc6 — 0.5% (7 parties)

Ambassadeurs : Barrajon, J (1x), Tebar Jimenez, Jose Luis (1x), Beliavsky, Alexander G (1x), Koehler, Ronald (1x), Engel, Gunnar (1x), Oldach, Ehrenfried (1x), Allawi Rawlings (1x), Islam, Khay (1x)

7…Bb4+ — 0.3% (4 parties)

Ambassadeurs : Beltz, Martina (1x), Wolf, Sylvia (1x), Horrocks, Jack (1x), Sandrin, Albert (1x), Kantorik, Marian (1x), Federic, Pavol (1x), Pasanen, Tuomo (1x), Elomaa, Arto (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7…d4	7…e4	7…Nc6	7…Bb4+
<1800	33	94%	6%	—	—
1800-2200	366	95%	3%	1%	1%
2200-2600	890	96%	3%	0%	0%
2600+	50	92%	8%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	7…d4	7…e4	7…Nc6	7…Bb4+
1950s	9	100%	—	—	—
1960s	5	100%	—	—	—
1970s	72	93%	6%	—	1%
1980s	164	97%	2%	1%	1%
1990s	172	98%	2%	1%	—
2000s	267	93%	6%	1%	0%
2010s	503	96%	3%	0%	0%
2020s	276	96%	3%	1%	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7…d4	96%	96%	+0.2%
7…e4	3%	3%	-0.5%
7…Nc6	0%	1%	▲ +0.5%
7…Bb4+	0%	0%	-0.2%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 7 parties
Kasparov, Garry — 5 parties
Carlsen, Magnus — 3 parties
Hou, Yifan — 2 parties
Ju, Wenjun — 2 parties
Smyslov, Vladimir — 1 partie
Karpov, Anatoly — 1 partie
Ding, Liren — 1 partie

Parties historiques

7…d4 — 95.8% (1406 parties)

1953 — Radulescu, Mihai vs Szabo, Laszlo — 0-1 — Bucharest ROU
1954 — Saigin, Vladimir vs Tal, Mikhail — 0-1 — Riga LAT
1954 — Saigin, Vladimir vs Tal, Mikhail — 0-1 — Riga LAT
1955 — Gereben, Erno vs Habulezi Joseph — 0-1 — Budapest HUN
1956 — Petrosian, Tigran V. vs Yukhtman, Yakov — 1/2-1/2 — Moscow RUS

7…e4 — 3.4% (50 parties)

1971 — Krogius, Nikolai V vs Grigoryan, Karen A. — 1/2-1/2 — Leningrad ch-URS
1973 — Pytel, Krzysztof vs Ghitescu, Theodor — 1-0 — Bucharest ROU
1978 — Trapl, Jindrich vs Skrobek, Ryszard — 1/2-1/2 — Decin CZE
1979 — Magerramov, Elmar vs Kasparov, Garry — 0-1 — Baku AZE
1982 — Kaposztas, Miklos vs Skrobek, Ryszard — 1/2-1/2 — Karvina

7…Nc6 — 0.5% (7 parties)

1987 — Barrajon, J vs Tebar Jimenez, Jose Luis — 1/2-1/2 — ACONSA-TARAZONA A R6
1997 — Beliavsky, Alexander G vs Koehler, Ronald — 1-0 — Frankfurt GER
2003 — Engel, Gunnar vs Oldach, Ehrenfried — 1/2-1/2 — Mecklenburg VP
2008 — Allawi Rawlings vs Islam, Khay — 1-0 — ICCF
2014 — Moal, Alain vs Martynov, Petr — 1-0 — Vaujany

7…Bb4+ — 0.3% (4 parties)

1976 — Horrocks, Jack vs Sandrin, Albert — 1/2-1/2 — Kuortane
1982 — Beltz, Martina vs Wolf, Sylvia — 1/2-1/2 — Salzwedel
2009 — Kantorik, Marian vs Federic, Pavol — 1/2-1/2 — Slovakia
2010 — Pasanen, Tuomo vs Elomaa, Arto — 0-1 — Helsinki Ch 11

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