Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→e3, e3→d4	● b6→c5, a7→b6, f7→e6
Passés	—	—
Majorité	—	● aile dame 3v2

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b5 (2v0), ● e5 (2v1)	—
Cases faibles	—	—
Centre	● d4 (3v1), ● e5 (2v1)	—

Colonnes et diagonales

	♔ Blancs	♚ Noirs
Semi-ouvertes	● c	● d

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 1)
Bc4	● Bc4 Actif (mob. 6)
Bb4		● Bb4 Mauvais (mob. 3)
Bc8		● Bc8 Non développé (mob. 2)
Paire de fous	● Oui	● Oui
Non développées	2 (● c1, ● a1)	2 (● c8, ● a8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Roqué	● Roqué
Droits de roque	—	—

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	mobile
Ruptures	● d4-d5	● …e6-e5

E55g — Nimzo-Indian: Main Line, Bronstein, 9.Qe2 b6 10.Rd1

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Nbd7 9.Qe2 b6 10.Rd1 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plan principal. Jeu au centre (rupture d4-d5).

Atouts. Les Blancs s'appuient sur un contrôle dominant de b5 et e5, un fou actif en c4 et la colonne semi-ouverte c.

Côté adverse. Un mauvais fou en b4.

En contrepartie. Plusieurs pièces dorment encore (le fou c1 et la tour a1).

Plans. d5 (Occuper le centre — 1 % des parties) ; dxc5 (Capture en c5, Frapper le centre adverse — 1 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plan principal. Exploiter l'avant-poste d5.

Atouts. Les Noirs s'appuient sur une majorité de pions à l'aile dame (3 contre 2), un avant-poste en d5 et la colonne semi-ouverte d.

Côté adverse. Un mauvais fou en c1.

En contrepartie. Plusieurs pièces dorment encore (le fou c8 et la tour a8).

Plans. ...cxd4 (Capture en d4, Occuper le centre — 94 % des parties) ; ...Bb7 (Fianchetto, fou sur la grande diagonale — 5 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1956 Moscow olm fin-A – Round 11 – Ivkov, Borislav – 0-1 – Benko, Pal – G182 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1956 Moscow olm fin-A – Round 8 – Najdorf, Miguel – 1/2-1/2 – Padevsky, Nikola – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1957 URS Ch, semi final – Round 7 – Geller, Efim P – 1/2-1/2 – Furman, Slavomir – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 Nbd7 10. Rd1 cxd4
1957 Vienna AUT – Round 4 – Gligorić, Svetozar – 1/2-1/2 – Unzicker, Wolfgang – G8 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1958 BUL Ch – Round ? – Bobotsov, Milko G – 1-0 – Milev, Zdravko – G9 1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Bb4 5. e3 c5 6. Bd3 dxc4 7. Bxc4 Nbd7 8. O-O O-O 9. Qe2 b6 10. Rd1 cxd4
1958 Munich olm prel – Round 5 – Dittmann, Sieghart – 1-0 – Szukszta, Janus – G112 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 Nbd7 10. Rd1 cxd4
1959 Marianske Lazne – Round 6 – Polugaevsky, Lev – 1/2-1/2 – Ujtelky, Maximilian – G41 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 Bb7
1959 Stevenson Memorial – Round 4 – Cafferty, Bernard – 0-1 – Karaklajic, Nikola – G18 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Bb4 5. e3 c5 6. Bd3 O-O 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1959 Tbilisi ch-URS – Round 10 – Krogius, Nikolai V – 1/2-1/2 – Korchnoi, Viktor – G79 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 Bb7
1959 Tbilisi ch-URS – Round 14 – Polugaevsky, L. – 1-0 – Kortchnoi, V. – G112 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1959 URS Team Ch – Round ? – Korchnoi, Viktor – 1/2-1/2 – Klavins, Janis – G106 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 Nbd7 10. Rd1 cxd4
1960 Leipzig olm – Round 1 – Donner, Jan-Hein – 1-0 – Matanovic, Aleksandar – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1960 Leipzig olm fin-A – Round 6 – Weinstein, Raymond – 1/2-1/2 – Bilek, Istvan – G7 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1960 Stockholm SWE – Round 1 – Nilsson, Zandor – 1/2-1/2 – Unzicker, Wolfgang – G2 1. c4 Nf6 2. Nc3 e6 3. d4 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1960 URS Ch sf – Round 11 – Movshovich A – 0-1 – Estrin, Yakov – G85 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1961 Bled – Round 2 – Petrosian, Tigran A. – 1-0 – Parma, Bruno – G28 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nc3 c5 5. e3 O-O 6. Be2 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1961 Maroczy Memorial Budapest HUN – Round 1 – Bisguier, Arthur B – 0-1 – Dely, Peter – G23 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 b6 9. Qe2 Nbd7 10. Rd1 Bb7
1961 Zagreb – Round 11 – Marovic, Drazen – 1-0 – Karaklajic, Nikola – G95 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1962 Capablanca Memorial – Round 5 – Najdorf, Miguel – 1/2-1/2 – Smyslov, Vladimir – G45 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 Bb7
1962 Stockholm Interzonal – Round 21 – Schweber, Samuel – 1/2-1/2 – Geller, Efim P – G27 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1962 URS Team Ch – Round 1 – Osnos, Viatcheslav – 1-0 – Ludolf, Samuel Bottura – G39 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1962 Varna olm – Round 8 – Donner, Jan-Hein – 1/2-1/2 – Matanovic, Aleksandar – G345 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1963 Alekhine Memorial – Round 9 – Liberzon, Vladimir M – 1/2-1/2 – Matanovic, Aleksandar – G60 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 O-O 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1963 Budapest ch-HUN – Round 1 – Bilek, Istvan – 1-0 – Dely, Peter – G76 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1964 Malaga – Round 2 – O'Kelly, Albéric de Galway – 1-0 – Lengyel, Levente – G6 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Be2 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1965 Capablanca Memorial – Round 3 – Smyslov, Vasily – 1-0 – O'Kelly de Galway, Alberic – G24 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 O-O 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1965 IBM – Round 4 – Donner, Jan-Hein – 1-0 – Karaklajic, Nikola – G16 1. c4 e6 2. d4 Nf6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1965 Zagreb – Round 19 – Gipslis, Aivars – 1/2-1/2 – Parma, Bruno – G188 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
1969 Reggio Emilia 6970 12th – Round ? – Filep, Tibor – 1/2-1/2 – Mariotti, Sergio – G5 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Nf3 O-O 6. Bd3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
36. Olympiad 2004 – Round 14 – Onischuk, Alexanderexander – 1-0 – Carlsen, Magnus – G499 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
4. FIDE GP 2009 – Round 13 – Aronian, Levon – 1-0 – Leko, Peter – G63 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
EU-Cup 24th 2008 – Round 7 – Potkin, Vladimir – 1/2-1/2 – Grischuk, Alexander – G87 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nbd7 9. Qe2 b6 10. Rd1 cxd4
Moscow 1975 – Round ? – Petrosian, Tigran V – 1/2-1/2 – Kholmov, Ratmir D – G59 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 c5 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 O-O 8. O-O Nbd7 9. Qe2 b6 10. Rd1 cxd4

E55g — Main Line, Bronstein (1956)

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Nf3 d5 6.Bd3 c5 7.O-O dxc4 8.Bxc4 Nbd7 9.Qe2 b6 10.Rd1

Les coups candidats

10…cxd4 — 91.4% (521 parties)

Ambassadeurs : Bakheet Farag (8x), Brilla-Banfalvi, Sandor (6x), Donner, Jan-Hein (5x), Knaak, Rainer (5x), Suba, Mihai (5x), Legemaat, Gert (5x), Aadhitha Karikalan (4x), Hlavica, Bretislav (4x)

10…Bb7 — 7.5% (43 parties)

Ambassadeurs : Miguel, Nahuel (1x), Smyslov, Vasily (1x), Polugaevsky, Lev (1x), Ujtelky, Maximilian (1x), Bisguier, Arthur B (1x), Dely, Peter (1x), Krogius, Nikolai V (1x), Korchnoi, Viktor (1x)

10…Bxc3 — 0.7% (4 parties)

Ambassadeurs : Radev, Nikolai (1x), Spassov, Liuben (1x), Jansen, Rene (1x), Hatvany, Paul (1x), Hamandi, Mohammed Nawfel Karim (1x), Choukri, Adel (1x), Konstantinidis, Michail N (1x), Savoglou, Nikolaos (1x)

10…Qe7 — 0.4% (2 parties)

Ambassadeurs : Panno, Oscar (1x), Martinez, A. (1x), Troia, Elio (1x), Bagdzius, Gintautas (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	10…cxd4	10…Bb7	10…Bxc3	10…Qe7
<1800	21	95%	5%	—	—
1800-2200	168	90%	7%	2%	1%
2200-2600	247	90%	9%	0%	0%
2600+	9	100%	—	—	—

Évolution par décennie (% des parties)

Décennie	N parties	10…cxd4	10…Bb7	10…Bxc3	10…Qe7
1950s	15	80%	13%	—	7%
1960s	27	93%	7%	—	—
1970s	17	100%	—	—	—
1980s	32	94%	3%	3%	—
1990s	53	96%	4%	—	—
2000s	217	90%	9%	1%	—
2010s	196	91%	8%	1%	1%
2020s	13	92%	8%	—	—

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
10…cxd4	91%	92%	▲ +1.0%
10…Bb7	8%	8%	+0.0%
10…Bxc3	1%	0%	▼ -0.5%
10…Qe7	1%	0%	▼ -0.5%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 2 parties
Tal, Mikhail — 1 partie

Parties historiques

10…cxd4 — 91.4% (521 parties)

1956 — Miguel, Nahuel vs Padevsky, Nikola — 1/2-1/2 — Moscow olm fin-A
1956 — Ivkov, Borislav vs Benko, Pal — 0-1 — Moskou olm
1957 — Gligoric, Sofija vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Wenen etc
1957 — Geller, Efim P. vs Furman, Semyon — 1/2-1/2 — Kiev UKR
1957 — Eken, Max vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Dortmund GER

10…Bb7 — 7.5% (43 parties)

1959 — Polugaevsky, Lev vs Ujtelky, Maximilian — 1/2-1/2 — Marianske Lazne
1959 — Krogius, Nikolai V vs Korchnoi, Viktor — 1/2-1/2 — Tbilisi ch-URS
1961 — Bisguier, Arthur B vs Dely, Peter — 0-1 — Maroczy mem Budapest HUN
1962 — Miguel, Nahuel vs Smyslov, Vasily — 1/2-1/2 — Havana CUB
1987 — Epishin, Vladimir vs Barsov, Alexei — 1-0 — Tashkent UZB

10…Bxc3 — 0.7% (4 parties)

1981 — Radev, Nikolai vs Spassov, Liuben — 1/2-1/2 — Pamporovo
2001 — Jansen, Rene vs Hatvany, Paul — 0-1 — IECC
2009 — Hamandi, Mohammed Nawfel Karim vs Choukri, Adel — 1/2-1/2 — Abudhabi UAE
2016 — Konstantinidis, Michail N vs Savoglou, Nikolaos — 1-0 — Athens GRE

10…Qe7 — 0.4% (2 parties)

1957 — Panno, Oscar vs Martinez, A. — 1-0 — Buenos Aires ARG
2011 — Troia, Elio vs Bagdzius, Gintautas — 1/2-1/2 — ICCF