A36j — English: Symmetrical, 5.b3

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.b3 * ● Trait aux Noirs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

abcdefgh

Plans. Bb2 (Fianchetto, fou sur la grande diagonale — 76 % des parties) ; Ba3 (Développer c1 — 11 % des parties) ; Bxc6 (Clouer d7, Fou actif (mobilité 8) — 5 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

hgfedcba

Plans. ...e6 (Poussée — 35 % des parties) ; ...d6 (Libérer Bc8 — 24 % des parties) ; ...Nf6 (Développer g8 — 21 % des parties) ; ...e5 (Occuper le centre — 12 % des parties).

Avantages

Faiblesses

Diagonale active

Plans

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● a2→b3, f2→g3, h2→g3, b3→c4	● f7→g6, h7→g6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● e4 (2v0), ● b5 (2v0), ● d5 (3v0)	● b4 (2v0), ● d4 (3v0), ● e5 (2v0)
Cases faibles	—	—
Centre	● d5 (3v0), ● e4 (2v0)	● d4 (3v0), ● e5 (2v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 2)
Bg2	● Bg2 Actif (mob. 6)
Bg7		● Bg7 Actif (mob. 6)
Bc8		● Bc8 Non développé (mob. 0)
Paire de fous	● Oui	● Oui
Non développées	4 (● g1, ● 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	mobile
Ruptures	● d2-d4	● …d7-d5

Partie
1961 Baku ch-URS – Round 11 – Smyslov, Vladimir – 1/2-1/2 – Bagirov, Vladimir – G101 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. b3 e5 6. Bb2 Nge7 7. Nh3 d6 8. O-O O-O 9. f4 f5 10. d3 h6
1961 Rheda ch OWL – Round 10 – Cabral Teske, Luiz Fernando – 1/2-1/2 – Speer, Albrecht – G17 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. b3 e6 6. Bb2 Nge7 7. e3 d5 8. cxd5 exd5 9. Nge2 O-O 10. O-O Qa5
1963 Club Argentino – Round 10 – Sanguineti, Raúl Carlos – 1-0 – Marcussi, Bartolome J – G45 1. g3 c5 2. Bg2 g6 3. c4 Bg7 4. Nc3 Nc6 5. b3 e6 6. Bb2 Nge7 7. Qc1 d6 8. Nf3 O-O 9. O-O a6 10. e3 Rb8
1964 Amsterdam Interzonal – Round 16 – Ivkov, Borislav – 1/2-1/2 – Tringov, Georgi P – G153 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. b3 e6 6. Bb2 Nge7 7. Nf3 O-O 8. O-O d5 9. e3 dxc4 10. bxc4 Qd3
1964 Magdeburg – Round 11 – Moehring, Guenther – 1/2-1/2 – Maedler, Juergen, Dr. – G40 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nf3 d6 8. d4 cxd4 9. Nxd4 Bd7 10. O-O Nxd4
1967 Palma de Majorca ESP – Round 16 – Smyslov, Vladimir – 1/2-1/2 – Ivkov, Borislav – G21 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. b3 e6 6. Bb2 Nge7 7. Qc1 d6 8. h4 h6 9. e3 O-O 10. Nge2 e5
1967 Sochi – Round 11 – Ujtelky, Maximilian – 1-0 – Zhukhovitsky, Samuel – G84 1. c4 g6 2. g3 c5 3. Bg2 Bg7 4. Nc3 Nc6 5. b3 e6 6. Bb2 Nge7 7. h4 h6 8. Nh3 e5 9. d3 d6 10. Qd2 Be6
1969 Hastings6970 – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Gligoric, Sofija – G1 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nf3 d6 8. O-O Bg4 9. h3 Bd7 10. e3 Ne4
1969 Moskou ch-URS – Round 1 – Smyslov, Vladimir – 1/2-1/2 – Averkin, Orest N – G1 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nf3 d5 8. Nxd5 Nxd5 9. Bxg7 Kxg7 10. cxd5 Qxd5
1969 POL-SVE – Round 2.7 – Platzack, Sven – 0-1 – Filipowicz, Andrzej – G12 1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. b3 d6 6. Bb2 e5 7. e3 Nge7 8. Nge2 O-O 9. O-O f5 10. Nd5 g5
1969 Sweden – Round 1 – Platzack, S. – 0-1 – Nilsson, Zandor – G69 1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. b3 a6 6. Bb2 b5 7. Qc1 bxc4 8. Ne4 Bxb2 9. Qxb2 f6 10. bxc4 Rb8
1970 Palma de Mallorca Interzonal – Round 2 – Smyslov, Vassily – 0-1 – Fischer, Raphael – G28 1. c4 g6 2. Nc3 Bg7 3. g3 c5 4. Bg2 Nc6 5. b3 e6 6. Bb2 Nge7 7. Na4 Bxb2 8. Nxb2 O-O 9. e3 d5 10. cxd5 Nxd5
81. Tata Steel GpA 2019 – Round 9.5 – Giri, Anish – 1/2-1/2 – Van Foreest, Jorden – G54 1. c4 c5 2. g3 Nc6 3. Bg2 g6 4. Nc3 Bg7 5. b3 e6 6. Ba3 d6 7. e3 Nge7 8. Nge2 O-O 9. O-O Nf5 10. d3 Qd7
Bugojno 1980 – Round 2 – Larsen, Bent – 1/2-1/2 – Polugaevsky, Lev – G5 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nh3 d6 8. O-O Bd7 9. e3 Ne4 10. Qc1 Nxc3
Cote d'Ivoire Blitz 2019 – Round 7.2 – Topalov, Veselin – 1-0 – Vachier-Lagrave, Maxime – G32 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. b3 Nf6 6. Bb2 O-O 7. e3 e6 8. Nge2 d5 9. O-O Re8 10. d3 d4
Cote d'Ivoire Blitz 2019 – Round 9.4 – Topalov, Veselin – 0-1 – Wei, Yi – G44 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. b3 d6 6. Bb2 e5 7. e3 Nge7 8. Nge2 O-O 9. d3 a6 10. Qd2 Rb8
Cote d'Ivoire Rapid 2019 – Round 9.5 – Ding, Liren – 1/2-1/2 – Topalov, Veselin – G45 1. c4 c5 2. g3 g6 3. Bg2 Bg7 4. Nc3 Nc6 5. b3 e6 6. Ba3 Qa5 7. Bb2 Nge7 8. h4 h6 9. Qb1 O-O 10. Ne4 f5
Manila Manila PHI 1975 – Round 4 – Larsen, Bent – 1-0 – Gligoric, Svetozar – G6 1. g3 g6 2. Bg2 Bg7 3. c4 c5 4. Nc3 Nc6 5. b3 Nf6 6. Bb2 O-O 7. Nf3 d6 8. O-O Bg4 9. h3 Bd7 10. d3 Rb8
Moscow FIDE Grand Prix 2019 – Round 1.1 – Vitiugov, Nikita – 1/2-1/2 – Svidler, Peter – G1 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. b3 e5 6. Bb2 Nge7 7. e3 d6 8. Nge2 O-O 9. d3 Rb8 10. h4 h6
Niksic 1978 – Round 8 – Hort, Vlastimil – 0-1 – Gulko, Boris – G20 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. b3 e6 6. Bb2 Nge7 7. Qc1 d6 8. f4 O-O 9. Ne4 e5 10. fxe5 Nxe5
SuperUnited Rapid 2022 – Round 6.4 – Carlsen, Magnus – 1/2-1/2 – Dominguez Perez, Leinier – G29 1. g3 c5 2. Bg2 Nc6 3. c4 g6 4. Nc3 Bg7 5. b3 Nf6 6. Bb2 O-O 7. Nh3 d5 8. cxd5 Nxd5 9. Bxd5 Bxh3 10. Bxc6 bxc6
World Blitz 2019 – Round 5.33 – Rakhmanov, Aleksandr – 1/2-1/2 – Cheparinov, Ivan – G333 1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. b3 Nf6 6. e3 O-O 7. Nge2 e6 8. Ba3 Qa5 9. Bb2 d5 10. cxd5 Nxd5

A36j — Symmetrical (1961)

1.c4 c5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.b3

Les coups candidats

5…e6 — 35.1% (130 parties)

Ambassadeurs : Smyslov, Vasily (4x), Adorjan, Andras (4x), Markowski, Tomasz (3x), Klekowski, Maciej (3x), Ivkov, Borislav (2x), Tal, Mikhail (2x), Donchev, Dimitar I. (2x), De Biase, Arcangelo (2x)

5…d6 — 23.8% (88 parties)

Ambassadeurs : Markowski, Tomasz (2x), Markoja, Boris (2x), Misericordia, Antonio (2x), Platzack, Sven (1x), Filipowicz, Andrzej (1x), Pomar Salamanca, Arturo (1x), Martin Gonzalez, Angel (1x), Steele, Len (1x)

5…Nf6 — 21.1% (78 parties)

Ambassadeurs : Gorshtein, Ido (4x), Smyslov, Vasily (3x), Larsen, Bent Ravn (3x), Kroll, Ove (3x), Averkin, Orest (2x), Beliavsky, Alexander G (2x), Almeraya, Eduardo (2x), Tologon tegin, Semetei (2x)

5…e5 — 11.6% (43 parties)

Ambassadeurs : Markowski, Tomasz (3x), Smyslov, Vasily (2x), Bagirov, Vladimir (2x), Heinemann, Ernst (2x), Kriz, Mario (1x), Ramik, Zdenek (1x), Rodgaard, John (1x), Foerster, Andreas (1x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	5…e6	5…d6	5…Nf6	5…e5
<1800	11	45%	18%	18%	—
1800-2200	80	34%	20%	26%	11%
2200-2600	216	35%	28%	15%	14%
2600+	24	21%	21%	50%	4%

Évolution par décennie (% des parties)

Décennie	N parties	5…e6	5…d6	5…Nf6	5…e5
1960s	15	47%	7%	27%	13%
1970s	24	33%	17%	21%	8%
1980s	21	71%	—	10%	19%
1990s	47	26%	26%	26%	13%
2000s	51	33%	31%	20%	8%
2010s	138	35%	28%	17%	14%
2020s	74	31%	23%	30%	8%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
5…e6	35%	31%	▼ -3.7%
5…d6	28%	23%	▼ -4.6%
5…Nf6	17%	30%	▲ +13.1%
5…e5	14%	8%	▼ -5.7%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 2 parties
Ding, Liren — 2 parties
Smyslov, Vladimir — 1 partie
Fischer, Robert James — 1 partie
Carlsen, Magnus — 1 partie

Parties historiques

5…e6 — 35.1% (130 parties)

1961 — Teske, Erik vs Speer, Albrecht — 1/2-1/2 — ?
1963 — Sanguineti, Raúl Carlos vs Marcussi, Bartolome J — 1-0 — Buenos Aires ARG
1964 — Ivkov, Borislav vs Tringov, Georgi P — 1/2-1/2 — Amsterdam izt
1964 — Smyslov, Vladimir vs Tal, Mikhail — 0-1 — Moscow tt
1964 — Smyslov, Vasily vs Tal, Mikhail — 0-1 — Moscow RUS

5…d6 — 23.8% (88 parties)

1969 — Platzack, Sven vs Filipowicz, Andrzej — 0-1 — Lodz POL
1970 — Steele, Len vs Joyner, Lionel — 0-1 — ?
1974 — Pomar Salamanca, Arturo vs Martin Gonzalez, Angel — 1/2-1/2 — Olot
1974 — Larsen, Bent vs Durao, Joaquim — 1-0 — Montreal CAN op
1978 — Pytel, Krzysztof vs Zaschke, Benjamin — 1-0 — Graz Wch-jr

5…Nf6 — 21.1% (78 parties)

1964 — Moehring, Guenther vs Maedler, Juergen, Dr. — 1/2-1/2 — Magdeburg GER
1969 — Smyslov, Vasily vs Averkin, Orest — 1/2-1/2 — Moskou ch-URS
1969 — Smyslov, Vasily vs Gligorić, Svetozar — 1/2-1/2 — Hastings ENG
1969 — Smyslov, Vasily vs Averkin, Orest — 1/2-1/2 — Moscow Ch URS
1974 — Larsen, Bent Ravn vs Beliavsky, Alexander G — 1/2-1/2 — Las Palmas ESP

5…e5 — 11.6% (43 parties)

1961 — Smyslov, Vasily vs Bagirov, Vladimir — 1/2-1/2 — Baku ch-URS
1961 — Smyslov, Vasily vs Bagirov, Vladimir — 1/2-1/2 — 11, ch URS
1978 — Ujtelky, Maximilián Samuel Rudolf vs Joksic, Sinisa — 0-1 — Tatran Cup Strbske Pleso
1978 — MacPherson, HD. vs Van der Sterren, Paul — 0-1 — Londen open
1982 — Enigl, Karl vs Wesseln, Kai — 1/2-1/2 — GER

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