A36y — English: Symmetrical, Botvinnik System, 5…d6, 8.d3 Ne8

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 d6 6.Nge2 Nf6 7.O-O O-O 8.d3 Ne8 * ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Atouts. Les Blancs s'appuient sur les cases fortes f4, b5 et d5 et la paire de fous.

Côté adverse. Le fou enfermé en c8.

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

Plans. Be3 (Développer Bc1).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Atouts. Les Noirs s'appuient sur les cases fortes b4, d4 et e5, des avant-postes en d4 et e5, un fou actif en g7 et la paire de fous.

Côté adverse. Le fou enfermé en c1.

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

Plans. ...Bf5 (Développer Bc8) ; ...d5 (Rupture) ; ...e6 (Rupture) ; ...e5 (Rupture) ; ...f6 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3, d3→c4, d3→e4	● d6→c5, e7→d6, f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (3v0), ● b5 (2v0), ● d5 (3v0)	● b4 (2v0), ● d4 (3v1), ● e5 (3v0)
Cases faibles	—	—
Centre	● d5 (3v0), ● 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 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 5)
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	semi-ouvert
Ruptures	● d3-d4, ● e4-e5, ● f2-f3	● …d6-d5, ● …e7-e6, ● …e7-e5, ● …f7-f6, ● …f7-f5

Partie
1947 Parnu – Round 10 – Simagin, Vladimir – 0-1 – Kotov Lundqvist, Alex – G64 1. e4 c5 2. Ne2 d6 3. g3 g6 4. Bg2 Bg7 5. O-O Nc6 6. d3 Nf6 7. c4 O-O 8. Nbc3 Ne8 9. h3 Nc7 10. Be3 Ne6
1956 CSR Ch – Round 9 – Stulik, Vlastimil – 1-0 – Holas, Josef – G79 1. c4 Nf6 2. Nc3 g6 3. e4 c5 4. g3 d6 5. Bg2 Bg7 6. Nge2 Nc6 7. O-O O-O 8. d3 Ne8 9. Be3 Nd4 10. Qd2 Bd7
1956 Moscow olm fin-A – Round 3 – Filip, Marius Liviu – 1/2-1/2 – Gligoric, Sofija – G43 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. Be3 Nd4 10. Qd2 Rb8
1957 URS-ch24 – Round 18 – Stoliar, Efim Samoilovich – 0-1 – Nezhmetdinov, Rashid – G14 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. d3 Nc6 8. O-O Ne8 9. a3 Nc7 10. Rb1 Ne6
1958 Buenos Aires V – Round 10 – Marini, Luis – 1/2-1/2 – Bolbochan, J. – G40 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Be3 Nc7 10. d4 cxd4
1958 Riga Ch – Round 17 – Peterson, Andrejs – 1-0 – Pupols, Viktors – G32 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Bg5 h6 10. Be3 Nc7
1959 Asztalos Memorial – Round 10 – Ujtelky, Maximilian – 1-0 – Beni, Alfred – G46 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Be3 Nc7 10. Qd2 Bd7
1960 Buenos Aires ch-ARG – Round 11 – Bazan, Osvaldo – 0-1 – Bolbochan, J. – G76 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. d3 Nc6 8. O-O Ne8 9. Be3 Nd4 10. Rb1 a5
1961 Balcarce – Round 1 – Behrensen, Jorge – 1/2-1/2 – Alonso Moyano, Maria – G6 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Rb1 Nc7 10. Nd5 e6
1962 Poznan ch POL – Round 10 – Sliwa, Bogdan – 0-1 – Schmidt, Wlodzimierz – G60 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. Be3 Nd4 10. Rb1 Nc7
1962 Poznan ch POL – Round 15 – Brzozka, Stefan – 1/2-1/2 – Doda, Zbigniew – G95 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 c5 5. e4 Nc6 6. Nge2 d6 7. d3 O-O 8. O-O Ne8 9. Be3 Nc7 10. h3 Ne6
1962 URS Team Ch – Round 1 – Polugaevsky, Lev – 1-0 – Luik, Helmuth – G8 1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e4 O-O 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. Be3 Nc7 10. f4 Ne6
1962 Vrnjacka Banja – Round 1 – Panov, Vladimir – 1/2-1/2 – Sofrevski, Jovan – G5 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. a3 Nc7 10. Rb1 a5
1963 CAN Ch – Round 12 – Joyner, Lionel – 0-1 – Lipnowski, Irwin – G18 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. f4 f5 10. Be3 Nd4
1963 CSR Ch sf – Round 3.2 – Stulik, Vlastimil – 1-0 – Pribyl, Josef – G12 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. Be3 Nc7 10. d4 cxd4
1964 Moscow Ch – Round ? – Gusev, Yuri S – 1/2-1/2 – Nikitin, Aleksander S – G47 1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 Nf6 6. Nge2 O-O 7. d3 d6 8. O-O Ne8 9. Be3 Bg4 10. f3 Bd7
1964 WchT U26 11. fin-A – Round 7.2 – Radulov, Ivan – 0-1 – Schmidt, Wlodzimierz – G116 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. e4 d6 5. Bg2 c5 6. Nge2 Nc6 7. d3 O-O 8. O-O Ne8 9. h3 Nc7 10. Be3 Ne6
1965 Budapest – Round 1 – Marszalek, Rafal – 1-0 – Liptay, Laszlo Dr. – G3 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. e4 Nf6 6. Nge2 O-O 7. O-O d6 8. d3 Ne8 9. Rb1 Nc7 10. a3 Bg4
1966 Tel Aviv 6th – Round 10 – Sliwa, Bogdan – 0-1 – Kraidman, Yair – G35 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. g3 Bg7 5. Bg2 O-O 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Be3 Nc7 10. Rb1 Ne6
1968 Varna BUL – Round 12 – Nikolaevsky, Yuri V – 0-1 – Spiridonov, Nikola – G37 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. d3 d6 6. e4 c5 7. Nge2 Nc6 8. O-O Ne8 9. Rb1 Nc7 10. h3 Rb8
1968 Vinkovci – Round 9 – Byrne, Donald – 1/2-1/2 – Gheorghiu, Florin – G55 1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. d3 Nf6 6. e4 O-O 7. Nge2 d6 8. O-O Ne8 9. Be3 Nc7 10. d4 cxd4
1969 URS Team Ch – Round 1 – Pavlenko, Oleg – 0-1 – Furman, Slavomir – G1 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 Nf6 6. e4 O-O 7. Nge2 d6 8. O-O Ne8 9. a3 Nc7 10. Rb1 Rb8
22. ECU Club Cup 2006 – Round 5 – Eljanov, Pavel – 1/2-1/2 – Radjabov, Teimour – G109 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. d3 c5 6. e4 Nc6 7. Nge2 d6 8. O-O Ne8 9. Be3 Nd4 10. Rb1 a5
Thessaloniki olm 1988 – Round 13 – Ribli, Zoltan – 1/2-1/2 – Ye Lin, Jennifer – G112 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 c5 6. Nge2 Nc6 7. O-O d6 8. d3 Ne8 9. Be3 Nd4 10. h3 Nc7
World Blitz 2017 – Round 18.42 – Eljanov, Pavel – 1-0 – Zhao, Jun – G951 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Be3 Nd4 10. Rb1 Nc7

A36y — Symmetrical Botvinnik System

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e4 d6 6.Nge2 Nf6 7.O-O O-O 8.d3 Ne8

Eval: [+0.11]

Les coups candidats

9.Be3 — 69.2% (983 parties)

Ambassadeurs : Weyerstrass, Ronald (13x), Grant, Jonathan I M (7x), Barcenilla, Rogelio (4x), Irie -Williams, Silk (4x), Gotz, Klaus Seiji Furucho (4x), Sega, Carlos Alberto (4x), Dimovski, Nikola (3x), Blees, Albert (3x)

9.Rb1 — 9.6% (136 parties)

Ambassadeurs : Ivacic, Vladimir (4x), Praznik, Niko (2x), Martinez Miura, Enrique (2x), Marszalek, Rafal (1x), Liptay, Laszlo Dr. (1x), Nikolaevsky, Yuri V (1x), Spiridonov, Nikola (1x), Freund Arias, Sebastian (1x)

9.f4 — 9.1% (129 parties)

Ambassadeurs : Montoya Bello, Felix J (2x), Paglilla, Carlos (2x), Valerga, Diego (2x), Adorjan, Andras (2x), Feher, Gyula (2x), Fichte-Rath, Alina (2x), Maldonado Soto, Jos (1x), Carreras Morgado, Jorge (1x)

9.h3 — 5.8% (83 parties)

Ambassadeurs : Brooks, Ian S Dr (3x), Bilek, Istvan (2x), Krause, Christian (2x), De La Paz Perdomo, Frank (2x), Hinz, Holger (2x), Simagin, Vladimir (1x), Kotov Lundqvist, Alex (1x), Wang, Arthur D (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	9.Be3	9.Rb1	9.f4	9.h3
<1800	20	50%	5%	25%	15%
1800-2200	495	65%	11%	11%	7%
2200-2600	672	73%	9%	7%	3%
2600+	13	77%	15%	—	—

Évolution par décennie (% des parties)

Décennie	N parties	9.Be3	9.Rb1	9.f4	9.h3
1940s	1	—	—	—	100%
1950s	10	50%	10%	—	20%
1960s	22	59%	14%	9%	9%
1970s	52	58%	13%	10%	10%
1980s	72	68%	7%	7%	10%
1990s	254	68%	10%	11%	6%
2000s	369	66%	12%	9%	6%
2010s	553	72%	9%	8%	5%
2020s	88	78%	2%	7%	6%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
9.Be3	72%	78%	▲ +6.1%
9.Rb1	9%	2%	▼ -6.6%
9.f4	8%	7%	▼ -1.7%
9.h3	5%	6%	▲ +1.0%

Joueurs célèbres

Champions du monde dans cette position

Carlsen, Magnus — 2 parties

Parties historiques

9.Be3 — 69.2% (983 parties)

1956 — Filip, Marius Liviu vs Gligoric, Sofija — 1/2-1/2 — Moscow RUS
1956 — Stulik, Vlastimil vs Holas, Josef — 1-0 — Podebrady CZE
1958 — Marini, Luis vs Bolbochan, J. — 1/2-1/2 — Buenos Aires ARG
1959 — Wolk, Sigmund vs Ditt, Egon — 1/2-1/2 — Minden
1959 — Ujtelky, Maximilian vs Beni, Alfred — 1-0 — Balatonfured

9.Rb1 — 9.6% (136 parties)

1957 — Freund Arias, Sebastian vs Boey, Josef — 0-1 — Antwerp BEL
1961 — Behrensen, Jorge vs Alonso Moyano, Maria — 1/2-1/2 — Balcarce
1965 — Marszalek, Rafal vs Liptay, Laszlo Dr. — 1-0 — Budapest HUN
1968 — Nikolaevsky, Yuri V vs Spiridonov, Nikola — 0-1 — Varna BUL
1971 — Trangmar, Alan G vs Kneebone, Robin F G — 1-0 — Trinity-Downing [D/J

9.f4 — 9.1% (129 parties)

1963 — Joyner, Lionel vs Lipnowski, Irwin — 0-1 — Winnipeg CAN
1969 — Maldonado Soto, Jos vs Carreras Morgado, Jorge — 0-1 — cr.
1973 — Bostrom, Olavi vs Aaltio, Erkki — 1-0 — Finland ch corr
1976 — Csom, Istvan vs Schmidt, Wlodzimierz — 1/2-1/2 — Erevan ARM
1976 — Doerfel Arthur vs Mehwald Dietmar — 0-1 — corr DDR/M

9.h3 — 5.8% (83 parties)

1947 — Simagin, Vladimir vs Kotov Lundqvist, Alex — 0-1 — Parnu EST
1957 — Bilek, Istvan vs Pitksaar, A. — 1-0 — Tallinn EST
1957 — Bilek, Istvan vs Pitskar — 1-0 — Tallinn EST
1960 — Wang, Arthur D vs Loftsson, Julius H — 0-1 — Oakland
1964 — Radulov, Ivan vs Schmidt, Wlodzimierz — 0-1 — Krakow POL

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