E32p — Nimzo-Indian: Classical, 4…O-O 5.a3, 6…b6 7.Bg5 Bb7

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Avantages : case forte b4, Bg5 actif, paire de fous.
Problèmes : roi au centre, Bf1 enfermé, arriéré b2, 4 pièces non développées (G1, F1, A1, H1).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● e4 — Centre d4+e4, menace e5 (Nf6 cloué par Bg5), libère Bf1
● Nf3 — Développer Ng1

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Avantages : case forte e4, Bb7 actif.
Faiblesses adverses : arriéré b2, Bf1 enfermé, roi blanc au centre.
Plans :
● ...Nc6 — Développer Nb8
● ...c5 — Rupture
● ...d6 — Rupture
● ...d5 — Rupture
● ...e5 — Rupture

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

E32p — Classical

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 O-O 5.a3 Bxc3+ 6.Qxc3 b6 7.Bg5 Bb7

Eval: [+0.13]

Les coups candidats

8.f3 — 50.0% (4803 parties) →

Ambassadeurs : Husemann, Andreas (57x), Van Seben, Edgar (41x), Solar, Jan (33x), Turczynski, Marian (30x), Halliwell, Toni (28x), Palladino, Mario (26x), ? (25x), Heinke, Richard (24x)

8.e3 — 40.0% (3844 parties) →

Ambassadeurs : Kopasov, Evgeny (30x), Dreev, Aleksey (25x), Salzmann, Stefan (23x), Sokolov, Ivan (19x), LESTER PEMPHERO (19x), Flear, Glenn C (15x), Sauve, Richard (14x), Beliavsky, Alexander G (14x)

8.Nf3 — 7.2% (689 parties)

Ambassadeurs : Hoang, Thanh Trang (12x), Lorscheid, Gerhard (9x), Hillarp Persson, Tiger (8x), Flear, Glenn C (6x), Lahlum, Hans Olav (6x), Schindler, Sven (6x), Dao, Thien Hai (5x), Drasko, Milan (5x)

8.Nh3 — 2.2% (214 parties)

Ambassadeurs : Jussupow, Artur (4x), Beliavsky, Alexander G (4x), Maric, Alisa (4x), Kalesis, Nikolaos (4x), Bringsken, Peter (4x), Flear, Glenn C (4x), Xu, Jun (3x), Arlandi, Ennio (3x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	8.f3	8.e3	8.Nf3	8.Nh3
<1800	142	53%	36%	9%	1%
1800-2200	2530	52%	39%	7%	1%
2200-2600	5259	49%	42%	7%	2%
2600+	409	39%	49%	8%	4%

Évolution par décennie (% des parties)

Décennie	N parties	8.f3	8.e3	8.Nf3	8.Nh3
1940s	3	33%	—	67%	—
1950s	3	33%	33%	33%	—
1960s	10	40%	50%	10%	—
1970s	25	12%	72%	16%	—
1980s	162	63%	29%	3%	5%
1990s	1491	51%	31%	9%	9%
2000s	3912	49%	40%	9%	1%
2010s	3396	49%	44%	5%	1%
2020s	598	54%	41%	4%	1%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
8.f3	49%	54%	▲ +4.0%
8.e3	44%	41%	▼ -2.8%
8.Nf3	5%	4%	▼ -1.4%
8.Nh3	1%	1%	+0.2%

Joueurs célèbres

Champions du monde dans cette position

Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 7 parties
Anand, Viswanathan — 5 parties
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Botvinnik, Mikhail — 1 partie

Parties historiques

8.f3 — 50.0% (4803 parties)

1949 — Nielsen, Hartvig vs Euwe, Max — 0-1 — Copenhagen DEN
1956 — Knothe, Karl vs Bauer, Erich — 0-1 — Leipzig GER
1962 — Fleischer , Sofie Emilie Jilso vs Cwiertnia, Michal — 1/2-1/2 — corr ch-POL
1966 — Contini Bernardi, Cezar Augusto vs Aldea Rosell, Albert — 1-0 — cr.
1966 — Aloni, Yoel vs Sardinha, Helder — 1-0 — Havana CUB

8.e3 — 40.0% (3844 parties)

1955 — Schindler, Laurin vs Schlaugat, Michael — 1/2-1/2 — cr.
1963 — Forintos, Gyozo V vs Filip, Miroslav — 1-0 — Reggio Emilia ITA
1966 — Forintos, Gyozo V vs Pachman, Ludek — 1/2-1/2 — Titovo Uzice
1967 — Forintos, Gyozo V vs Brostrom, Goran — 1-0 — Veseli nad Moravou
1968 — Whiteley, Andrew Jonathan vs Pritchett, Craig W — 1-0 — Bristol ch-BCF

8.Nf3 — 7.2% (689 parties)

1943 — Lokvenc, Josef vs Keres, Paul — 0-1 — Prague CZE
1948 — Reshevsky, Samuel vs Keres, Paul — 1/2-1/2 — The Hague/Moscow
1954 — Pavlik, Samuel vs Blatny, Frantisek — 0-1 — Jablonec nad Nisou
1964 — Taimanov, Mark vs Parma, Bruno — 1-0 — URS
1970 — Gerusel, Mathias vs Ree, Hans — 1/2-1/2 — Bad Pyrmont GER

8.Nh3 — 2.2% (214 parties)

1989 — Karason, Askell O vs Foenander, Phillip — 1-0 — ICCF
1989 — Goldenberg, Richard vs Palciauskas, Victor V — 0-1 — ICCF
1989 — Gulko, Boris vs Benjamin Bedell, Jr. — 1-0 — Long Beach ch-USA
1989 — Markmann, Ulrich vs Lingnau, Carsten — 1/2-1/2 — Enger/Spenge op
1989 — Olafsson, Halldor vs Arnason, Jakob — 1-0 — Espoo zt

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	● b2	—
Chaînes	● b2→a3	● a7→b6, c7→b6, d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● b4 (2v0)	● e4 (2v0)
Cases faibles	—	—
Centre	● d4 (1v0), ● e5 (1v0)	● d5 (3v1), ● e4 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bf1	● Bf1 Non développé (mob. 0)
Bg5	● Bg5 Actif (mob. 7)
Bb7		● Bb7 Actif (mob. 7)
Paire de fous	● Oui	Non
Non développées	4 (g1, f1, a1, h1)	2 (b8, a8)

Sécurité du roi

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

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c4-c5, ● d4-d5, ● e2-e3, ● f2-f3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
? 1990 – Round ? – Agdestein, Simen – 1/2-1/2 – Jussupow, Artur – G9 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nh3 h6 9. Bh4 d5 10. cxd5 exd5
? 1998 – Round ? – Kasparov, Garry – 1-0 – Psakhis, Lev – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 h6
1943 Prague – Round 7 – Lokvenc, Josef – 0-1 – Keres, Paul – G53 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. e3 Nbd7 10. Be2 Re8
1954 CSR Ch sf – Round 7 – Pavlik, Samuel – 0-1 – Blatny, Frantisek – G24 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. e3 Nbd7 10. Be2 Qe8
Biel Interzonal 1993 – Round 9 – Xu, Jun(SD) – 1/2-1/2 – Hjartarson, Johann – G196 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nh3 h6 9. Bh4 c5 10. dxc5 bxc5
Corsica Masters KO 2005 – Round 1.1 – Sasikiran, Krishnan – 1/2-1/2 – Almasi, Zoltan – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 c5
Corus A 2005 – Round 12 – Topalov, Veselin – 1/2-1/2 – Leko, Peter – G73 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. e3 Rc8
Corus A 2008 – Round 8 – Van Wely, Loek – 1/2-1/2 – Leko, Peter – G52 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 Rc8
Eurotel Trophy 2002 – Round 1.2 – Seirawan, Yasser – 0-1 – Gelfand, Boris – G19 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. e3 Nbd7 10. Nd2 c5
Interpolis 1989 – Round 7 – Korchnoi, Viktor – 1/2-1/2 – Ljubojevic, Ljubomir – G26 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 h6 10. Bh4 Nbd7
Siemens Giants 1999 – Round 4 – Kasparov, Garry – 1/2-1/2 – Karpov, Anatoly – G3 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 d5
World Blitz 2009 – Round 30 – Carlsen, Magnus – 1-0 – Grischuk, Alexander – G306 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 h6
XXIII SuperGM 2006 – Round 13 – Topalov, Veselin – 1-0 – Leko, Peter – G51 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 d5
Yerevan ol (Men) 1996 – Round 14 – Dautov, Rustem – 1/2-1/2 – Psakhis, Lev – G210 1. d4 e6 2. c4 Nf6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 b6 7. Bg5 Bb7 8. Nf3 d6 9. Nd2 Nbd7 10. f3 h6

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