Base Masters : Blancs 16.9%, Nulles 48.6%, Noirs 34.4%.

Coups candidats

auto

Analyse coup par coup — 12 demi-coups commentés

1.e4 Avancée centrale — contrôle d5, f5. Prépare d4, f4, Bc4, Bd3.
1…c5 Avancée centrale — contrôle b4, d4. Prépare Nc6, d5.
2.Nc3 Contrôle c4, d5, f5.
2…Nc6 Contrôle d4, e5.
3.g3 Prépare le fianchetto du Fou (Bg2).
3…g6 Prépare le fianchetto du Fou (Bg7).
4.Bg2 Contrôle f4, d5, f5.
4…Bg7 Contrôle d4, e5, f5.
5.d3 Avancée centrale — contrôle c4, e4. Prépare e4, Nd2, Be2.
5…d6 Avancée centrale — contrôle c5, e5. Prépare e5, Nd7.
6.Nge2 Contrôle c4, d4, f4, d5.
6…e5 Avancée centrale — contrôle d4, f4. Prépare d5, f5, Bc5.

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● c2→d3, f2→g3, h2→g3, d3→e4	● d6→c5, d6→e5, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

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

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bg2	● Bg2 Ok (mob. 3)
Bg7		● Bg7 Ok (mob. 3)
Bc8		● Bc8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	3 (● c1, ● a1, ● h1)	4 (● g8, ● c8, ● 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	fermé
Ruptures	● d3-d4, ● f2-f4	● …c5-c4, ● …d6-d5, ● …f7-f5

B25 — Sicilian Defense: Closed, Botvinnik Defense, with Nge2

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 ○ Trait aux Blancs

Ouverture — Centre fermé

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. O-O (Mettre le roi en sécurité, connecter les tours — 50 % des parties) ; Nd5 (Cavalier centralisé en d5 — 34 % des parties) ; Be3 (Fou actif (mobilité 7), Développer c1 — 10 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...Nge7 (Développer g8 — 76 % des parties) ; ...Be6 (Fou actif (mobilité 9), Développer c8 — 10 % des parties) ; ...Nce7 (5 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Partie
1954 World Championship 20th – Round 15 – Smyslov, Vladimir – 0-1 – Botvinnik, Mikhail – G15 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. c3 Nxd5 9. exd5 Ne7 10. O-O O-O
1957 San Benedetto – Round 4 – Emden, Hermann – 0-1 – Florian, Tibor – G19 1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. Be3 O-O 9. Qd2 Nd4 10. Nd1 f5
1957 URS Ch, semi final – Round 1 – Shishov, Maxim Al – 0-1 – Zhukhovitsky, Samuel – G43 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. f4 O-O 9. h3 f5 10. Kh2 Be6
1957 URS Ch, semi final – Round 9 – Goldberg, Grigory – 1/2-1/2 – Boleslavsky, Isaac – G85 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 e5 7. Nd5 Nce7 8. c4 Nxd5 9. cxd5 Ne7 10. O-O O-O
1958 Buenos Aires V – Round 3 – Emma, Jaime – 0-1 – Sanguinetti, Raul – G16 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Bg5 h6 9. Bf6 O-O 10. f4 Be6
1958 Mar del Plata – Round 1 – Emma, Jaime – 0-1 – Panno, Oscar – G1 1. Nc3 c5 2. e4 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Bg5 h6 9. Bf6 Bxf6 10. Nxf6+ Kf8
1958 Riga Ch – Round 1 – Mazans – 1/2-1/2 – Peterson, Andrejs – G1 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Nec3 O-O 9. O-O Be6 10. f4 Bxd5
1958 WchT U26 fin-A 05th – Round 1 – Handel, Horst – 0-1 – Bogdanovic, Rajko – G5 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Nge2 e5 7. O-O Nge7 8. f4 O-O 9. Be3 b6 10. h3 Nd4
1959 GDR Ch Leipzig GER – Round 9 – Franz, Joachim – 0-1 – Raetsch, Heinz – G44 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e5 6. Nge2 d6 7. O-O Be6 8. Nd5 h5 9. f4 h4 10. f5 gxf5
1960 Ljubljana – Round 4 – Ruffne Toth, Andrea – 1/2-1/2 – Trifunovic, Petar – G38 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nce7 8. Nec3 Nxd5 9. Nxd5 Be6 10. c3 Bxd5
1960 Poland Ch – Round 12 – Filipowicz, Andrzej – 1-0 – Podolsky, Horst – G49 1. e4 c5 2. Nc3 d6 3. Nge2 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Nc6 7. Nd5 Nge7 8. Bg5 h6 9. Bd2 Nxd5 10. exd5 Ne7
1960 Sao Paulo zt – Round 15 – Carvalho, Luiz Candido Brant – 1/2-1/2 – Reinhardt, Enrique – G78 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. Bg5 f6 9. Be3 O-O 10. Qd2 Rf7
1961 Buenos Aires ch-ARG – Round 7 – Reinhardt, Enrique – 0-1 – Bielicki, Carlos – G41 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. Be3 O-O 9. Qd2 Be6 10. Nd1 Qd7
1961 Katowice ch18-POL – Round 2 – Brzozka, Stefan – 1/2-1/2 – Bednarski, Jacek B – G28 1. e4 c5 2. Ne2 d6 3. Nbc3 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Nc6 7. Be3 Nge7 8. Qd2 O-O 9. O-O Nd4 10. Nd1 d5
1962 Varna ol (Men) fin-C – Round 1 – Hoen, Ragnar Harald – 1-0 – Anastassopulos, Anastasios – G2 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 e5 6. d3 d6 7. O-O Nge7 8. Be3 O-O 9. Qd2 Nd4 10. f4 Rb8
1962 Whitby ch-BCF – Round 4 – Hawson, JB. – 0-1 – Parr, Frank – G53 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 e5 7. Be3 Be6 8. Qd2 Nd4 9. Nd5 Qd7 10. c3 Nxe2
1963 Leipzig Open 6364 2nd – Round 2 – Franz, Joachim – 0-1 – Starke, Burkhard – G10 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nce7 8. O-O Nxd5 9. exd5 Ne7 10. c3 O-O
1964 Kiev ch-URS – Round 1 – Kholmov, Ratmir D – 1/2-1/2 – Tal, Mikhail – G57 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 e5 7. O-O Nge7 8. Be3 O-O 9. f4 Nd4 10. Qd2 Be6
1965 Kiel Open – Round 2 – Kestler, Hans-Guenther – 1-0 – Humburg, Hans – G11 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Be6 8. f4 Qd7 9. fxe5 dxe5 10. Nd5 Bxd5
1965 WchT U26 12. prel – Round 4 – Tompa, Janos – 1/2-1/2 – Partos, Charles – G32 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Nxe7 Nxe7 9. Be3 Qb6 10. Qc1 Be6
1966 Hungary – Round 1 – Tompa, Janos – 1/2-1/2 – Honfi, K. – G52 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Bg5 h6 9. Bf6 Kf8 10. Nec3 Bxf6
1966 La Habana olm fin-A – Round 9 – Borges Calvo, Russlan – 1/2-1/2 – Liebert, Heinz – G163 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. Nge2 d6 6. d3 e5 7. O-O Nge7 8. Bg5 h6 9. Be3 O-O 10. Qd2 Kh7
1966 OWL Ch – Round 5 – Groenegress, Wilfried – 1/2-1/2 – Speer, Albrecht – G19 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. a3 Bd7 9. Rb1 Nd4 10. Nd5 Nxd5
1966 URS Team Ch – Round 1 – Zaitsev, Igor A – 1-0 – Bitman, Alexander R – G71 1. e4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. Be3 O-O 9. Qd2 Be6 10. Bh6 Qd7
1967 Halle zt – Round 14 – Cuijpers, Frans Andre – 1/2-1/2 – ? – G66 1. e4 c5 2. Nc3 d6 3. Nge2 e5 4. g3 g6 5. Bg2 Bg7 6. d3 Nc6 7. Be3 Nge7 8. Qd2 O-O 9. O-O Nd4 10. Nd1 Rb8
1967 Havering Women's International – Round 3 – Ladanyike-Karakas, Eva – 1-0 – Vreeken, Corry – G6 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. f4 O-O 9. h3 Rb8 10. g4 f5
1967 HUN Ch – Round 16 – Tompa, Janos – 1-0 – Csom, Istvan – G65 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Nxe7 Nxe7 9. Be3 Be6 10. c3 O-O
1967 HUN-RSFSR – Round 4 – Tompa, Janos – 1/2-1/2 – Anikaev, Yuri N – G14 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nce7 8. Nxe7 Nxe7 9. Be3 Be6 10. c3 O-O
1967 ROM Ch – Round 8 – Segal, Alexandru Sorin – 0-1 – Ungureanu, Emil – G52 1. e4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. Nge2 e5 6. d3 d6 7. Be3 Nf6 8. h3 Qe7 9. O-O O-O 10. Qd2 Be6
1968 Hungary – Round 1 – Adorjan, Andras – 1/2-1/2 – Liptay, Laszlo Dr. – G77 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. Nd5 Nge7 8. Bg5 h6 9. Bf6 O-O 10. Nxe7+ Nxe7
1968 Lugano olm - Round 1 - Hoen, Ragnar Harald - 0-1 - Kupper, Josef - G152 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Nge2 e5 7. O-O Nge7 8. f4 O-O 9. h3 f5 10. Be3 Nd4
1968 Skopje/Ohrid – Round 17 – Janosevic, Dragoljub – 0-1 – ? – G143 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. d3 Bg7 6. Nge2 e5 7. O-O Nge7 8. f4 O-O 9. Be3 Nd4 10. Qd2 Rb8
1968 YUG Ch 23th – Round 5 – Baretic, Dragoljub – 0-1 – Parma, Bruno – G28 1. e4 d6 2. Nc3 g6 3. g3 c5 4. Bg2 Bg7 5. d3 Nc6 6. Nge2 e5 7. O-O Nge7 8. Be3 O-O 9. Qd2 Nd4 10. Nd1 f5
World Cup 1989 – Round 1 – Korchnoi, Viktor – 0-1 – Huebner, Robert – G44 1. e4 c5 2. Nc3 Nc6 3. Nge2 e5 4. g3 d6 5. Bg2 g6 6. d3 Bg7 7. O-O Nge7 8. f4 O-O 9. Be3 Nd4 10. Qd2 Be6
World Rapid 2019 – Round 14.36 – Utegaliyev, Azamat – 1/2-1/2 – Matlakov, Maxim – G907 1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. Bg2 g6 5. Nge2 Bg7 6. d3 e5 7. Nd5 Nge7 8. Bg5 h6 9. Bf6 Kf8 10. Bxg7+ Kxg7

B25c — Closed, Botvinnik Defense, with Nge2 (1954)

1.e4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.d3 d6 6.Nge2 e5

Les coups candidats

7.O-O — 52.6% (500 parties)

Ambassadeurs : Hoen, Ragnar Harald (4x), ? (3x), Reer, Erdmann (3x), Koester, Hans Dieter (2x), Groenegress, Wilfried (2x), Reinhardt, Enrique (2x), Pljusnin, Victor (2x), Rosen, Willy (2x)

7.Nd5 — 24.2% (230 parties)

Ambassadeurs : Tompa, Janos (6x), Karpov, Anatoly (4x), Spassky, Boris Vasily (4x), Honfi, Karoly (2x), Emma, Jaime (2x), Adorjan, Andras (2x), Todorcevic Antic, Miodrag (2x), Rosen, Willy (2x)

7.Be3 — 14.1% (134 parties)

Ambassadeurs : Segal, Alexandru Sorin (1x), Ungureanu, Emil (1x), Cuijpers, Frans Andre (1x), ? (1x), Brzozka, Stefan (1x), Bednarski, Jacek (1x), Hawson, JB. (1x), Parr, Frank (1x)

7.h4 — 3.7% (35 parties)

Ambassadeurs : Ruefenacht, Matthias (4x), King, Daniel J (3x), Wittmann, Walter (2x), Gheorghiu, Florin (2x), Skorobogatykh, Andrey (2x), Watzka, Horst (1x), Schuh, Hubert (1x), Hug, Werner (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	7.O-O	7.Nd5	7.Be3	7.h4
<1800	52	56%	10%	25%	2%
1800-2200	442	56%	21%	17%	2%
2200-2600	297	46%	33%	8%	6%
2600+	10	30%	30%	—	20%

Évolution par décennie (% des parties)

Décennie	N parties	7.O-O	7.Nd5	7.Be3	7.h4
1950s	11	45%	45%	9%	—
1960s	46	61%	30%	9%	—
1970s	26	46%	35%	15%	—
1980s	53	42%	36%	9%	8%
1990s	181	57%	21%	15%	2%
2000s	257	56%	18%	15%	5%
2010s	273	51%	26%	14%	4%
2020s	103	45%	28%	17%	3%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
7.O-O	51%	45%	▼ -6.3%
7.Nd5	26%	28%	▲ +2.1%
7.Be3	14%	17%	▲ +2.6%
7.h4	4%	3%	▼ -0.8%

Joueurs célèbres

Champions du monde dans cette position

Karpov, Anatoly — 4 parties
Tal, Mikhail — 1 partie
Botvinnik, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie

Parties historiques

7.O-O — 52.6% (500 parties)

1957 — Emden, Hermann vs Florian, Tibor — 0-1 — San Benedetto
1957 — Shishov, Mikhail vs Zhukhovitsky, Samuel — 0-1 — Tbilisi GEO
1958 — Handel, Horst vs Bogdanovic, Rajko — 0-1 — Varna BUL
1959 — Pratten, Wilfred Heny vs Gilbertson, D. — 1/2-1/2 — Bognor Regis
1959 — Franz, Joachim vs Raetsch, Heinz — 0-1 — GDR-ch Leipzig GER

7.Nd5 — 24.2% (230 parties)

1954 — Smyslov, Vasily vs Botvinnik, Mikhail — 0-1 — Moskou wch-m
1957 — Goldberg, Grigory vs Boleslavsky, Isaac — 1/2-1/2 — Kiev UKR
1958 — Emma, Jaime vs Panno, Oscar — 0-1 — Mar del Plata ARG
1958 — Emma, Jaime vs Sanguinetti, Raul — 0-1 — Buenos Aires ARG
1958 — Mazans vs Peterson, Andrejs — 1/2-1/2 — Riga LAT

7.Be3 — 14.1% (134 parties)

1957 — Nowarra, Waltraud vs Paschke, Elfriede — 1/2-1/2 — Soemmerda
1961 — Brzozka, Stefan vs Bednarski, Jacek — 1/2-1/2 — Katowice ch18-POL
1962 — Hawson, JB. vs Parr, Frank — 0-1 — Whitby ch-BCF
1967 — Segal, Alexandru Sorin vs Ungureanu, Emil — 0-1 — Bucharest ROU
1967 — Cuijpers, Frans Andre vs ? — 1/2-1/2 — Halle GER

7.h4 — 3.7% (35 parties)

1985 — Watzka, Horst vs Schuh, Hubert — 1-0 — Arandjelovac
1985 — Hug, Werner vs Speelman, Jon S — 1/2-1/2 — Lucerne SUI
1985 — Wittmann, Dr. Walter vs Baquet, Roland — 0-1 — WT/M/GT
1986 — Wittmann, Walter vs Miniboeck, Guenter — 1-0 — Wenen open
1995 — Wittmann, Walter vs Kraschl, Joerg — 1-0 — Austria Tch 9596

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