Structure de pions
♔ Blancs ♚ Noirs
Pions doublés — —
Pions isolés — —
Arriérés — —
Chaînes ● a2→b3, c2→b3 ● a7→b6, c7→b6
Passés — —
Majorité — —
Cases
♔ Blancs ♚ Noirs
Cases fortes — —
Cases faibles — —
Centre — —
Colonnes et diagonales
♔ Blancs ♚ Noirs
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 2)
Bf1 ● Bf1 Non développé (mob. 0)
Bc8 ● Bc8 Non développé (mob. 2)
Bf8 ● Bf8 Non développé (mob. 0)
Paire de fous ● Oui ● Oui
Non développées 6 (● b1, ● g1, ● c1, ● f1, ● a1, ● h1) 6 (● b8, ● g8, ● c8, ● f8, ● 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

A01c — Nimzowitsch-Larsen: Symmetrical

1.b3 b6 *   ○ Trait aux Blancs

Ouverture — Centre mobile

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bB
bQ
bK
bB
bN
bR
bP
bP
bP
bP
bP
bP
bP
bP
wP
wP
wP
wP
wP
wP
wP
wP
wR
wN
wB
wQ
wK
wB
wN
wR
abcdefgh
Plans. Bb2 (Fianchetto, fou sur la grande diagonale — 94 % des parties) ; g3 (Préparer le fianchetto — 2 % des parties).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wR
wN
wB
wK
wQ
wB
wN
wR
wP
wP
wP
wP
wP
wP
wP
wP
bP
bP
bP
bP
bP
bP
bP
bP
bR
bN
bB
bK
bQ
bB
bN
bR
hgfedcba
Plans. ...Bb7 (Fianchetto, fou sur la grande diagonale — 96 % des parties) ; ...g6 (Préparer le fianchetto — 2 % des parties).
Avantages
Faiblesses
Diagonale active
Plans
Partie
1968 Monte Carlo – Round 8 – Benko, Pal – 1-0 – Zinser, Sylvain – G46
1. b3 b6 2. Bb2 Bb7 3. Nf3 e6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. c4 Qc8 8. d4 d6 9. Nc3 Ne4 10. d5 Nxc3
1969 San Juan – Round 7 – Larsen, Benjamin Holsko – 1-0 – Colon Cortegoso, Marta – G44
1. b3 b6 2. Bb2 Bb7 3. f4 f5 4. e3 Nf6 5. Bxf6 exf6 6. Nf3 Be7 7. Nc3 g6 8. h3 Bb4 9. Nb5 a6 10. Nbd4 Nc6
6. Norway Blitz 2018 – Round 7.3 – Karjakin, Sergey – 1/2-1/2 – Vachier-Lagrave, Maxime – G33
1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. g3 e6 5. Bg2 Be7 6. O-O O-O 7. c4 c5 8. Re1 d5 9. cxd5 Nxd5 10. Nc3 Nxc3
Credit Suisse 1997 – Round 8 – Milov, Vadim – 0-1 – Pelletier, Yannick – G13
1. b3 b6 2. Bb2 Bb7 3. e3 Nf6 4. Nf3 e6 5. c4 c5 6. Be2 Be7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. Nbd2 Nc6
FIDE World Rapid Championship 2025 – Round 3 – Goutham Krishna H – 1-0 – Radjabov Teimour – G51
1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. c4 e6 5. g3 d5 6. Bg2 dxc4 7. bxc4 c5 8. O-O Be7 9. a4 Nc6 10. Ne5 Qc8
GCT Blitz Paris 2021 – Round 7.2 – Svidler, Peter – 1-0 – Radjabov, Teimour – G31
1. b3 b6 2. e4 Bb7 3. Nc3 e6 4. Qe2 Nc6 5. Bb2 Bc5 6. O-O-O Qe7 7. Kb1 Nf6 8. Nb5 O-O 9. d4 Bb4 10. d5 exd5
London Classic Elite blitz 6th 2014 – Round 2.3 – Nakamura, Hikaru – 1-0 – Caruana, Fabiano – G6
1. b3 b6 2. e4 Bb7 3. Nc3 g6 4. d4 Bg7 5. Be3 c5 6. Qd2 Nf6 7. f3 cxd4 8. Bxd4 Nc6 9. Be3 d5 10. Bh6 Bxh6
Saint Louis Blitz 2018 – Round 9.5 – Karjakin, Sergey – 0-1 – So, Wesley – G45
1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. e3 c5 5. c4 g6 6. Be2 Bg7 7. O-O O-O 8. Nc3 d5 9. cxd5 Nxd5 10. Rc1 Nc6
SportAccord Basque Men 2013 – Round 3.2 – Vachier-Lagrave, Maxime – 0-1 – Ivanchuk, Vasyl – G40
1. b3 b6 2. Bb2 Bb7 3. d3 e6 4. e4 d5 5. Nd2 Nf6 6. Qe2 c5 7. g3 Nc6 8. Bg2 Be7 9. Ngf3 Nb4 10. O-O Nxc2
SportAccord Blitz 2014 – Round 2.8 – Harikrishna, Pentala – 0-1 – Nepomniachtchi, Ian – G16
1. b3 b6 2. e4 Bb7 3. Nc3 e6 4. Qe2 Nc6 5. Nf3 g6 6. Bb2 Bg7 7. g3 Nge7 8. Bg2 O-O 9. O-O d5 10. d4 Nxd4
SportAccord Blitz Men 2012 – Round 15.7 – Jobava, Baadur – 0-1 – Kamsky, Gata – G117
1. b3 b6 2. Bb2 Bb7 3. Nc3 Nc6 4. d4 d5 5. e3 e6 6. Qd2 Qd7 7. O-O-O O-O-O 8. Kb1 Kb8 9. f3 g6 10. Nge2 Bg7
SportAccord Rapid Men 2012 – Round 5.6 – Jobava, Baadur – 1-0 – Giri, Anish – G36
1. b3 b6 2. Bb2 Bb7 3. e3 e6 4. Nc3 c5 5. Nge2 Nf6 6. d4 Be7 7. Qd2 O-O 8. O-O-O Nc6 9. d5 exd5 10. Nxd5 Nxd5
Superbet Rapid & Blitz Poland 2025 – Round 26 – Praggnanandhaa R – 1-0 – Aravindh Chithambaram VR. – G129
1. b3 b6 2. e4 Bb7 3. Nc3 e6 4. Bb2 c5 5. d4 cxd4 6. Qxd4 Nf6 7. f3 Bc5 8. Qd2 d5 9. O-O-O O-O 10. Nge2 Nc6
World Blitz 2015 – Round 20.54 – Antipov Olano, Maxim – 1-0 – Zvjaginsev, Vadim – G1268
1. b3 b6 2. Bb2 Bb7 3. c4 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. g3 Ne4 7. Qc2 Nxc3 8. Bxc3 e5 9. Bg2 O-O 10. h4 h5
World Blitz 2017 – Round 16.47 – McShane, Luke J – 1-0 – Salgado Lopez, Ivan – G854
1. b3 b6 2. Bb2 Bb7 3. c4 Nf6 4. Bxf6 exf6 5. Nc3 f5 6. e3 g6 7. Nf3 Bg7 8. Rc1 O-O 9. g3 Nc6 10. Bg2 Ne7
World Blitz 2017 – Round 6.48 – Shytaj, Iart Luca – 0-1 – Adly, Ahmed – G327
1. b3 b6 2. Bb2 Bb7 3. Nf3 Nf6 4. e3 e6 5. d4 d6 6. Bd3 Nbd7 7. O-O g6 8. Nbd2 Bg7 9. e4 O-O 10. Re1 e5

A01c — Symmetrical Variation (1968)
1.b3 b6
Les coups candidats
2.Bb2 — 85.2% (943 parties)
Ambassadeurs : Blatny, Pavel (7x), Wall, Alejandro (6x), De Coverly, Roger D (6x), Wall, Bill (6x), Jobava, Baadur (6x), Bagirov, Vladimir (4x), Larsen, Bent Ravn (3x), Behrmann, Klaus Joergen (3x)
2.e4 — 5.5% (61 parties)
Ambassadeurs : Rapport, Richard (2x), Brem, Stephan (2x), Nakamura, Hikaru (2x), Takalo Eskola Toivo (1x), Saarnio Niilo (1x), Yedlin, Isidoro (1x), Marciano, David (1x), Papaioannou, Ioannis (1x)
2.Nf3 — 3.6% (40 parties)
Ambassadeurs : Kliemank, Fred (1x), Poenisch, Egmont (1x), Liljedahl, Lennart (1x), Hasan, Hasibul (1x), Kotronias, Vasilios (1x), Gheorghiu, Florin (1x), Armstrong, John (1x), Pacey, Kevin (1x)
2.c4 — 1.7% (19 parties)
Ambassadeurs : Roy, Alain (1x), Aloni, Doron (1x), Bellon Lopez, Juan Manuel (1x), Ochoa De Echaguen, Francisco Javier (1x), Sadiku, Bedri (1x), Planinec, Albin (1x), Hernandez Roldan, Miguel (1x), Ugalde Ezcurra, Jose Miguel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2.Bb2 2.e4 2.Nf3 2.c4
<1800 114 84% 5% 4% 2%
1800-2200 458 83% 6% 4% 2%
2200-2600 336 88% 5% 4% 1%
2600+ 33 76% 24% — —
Évolution par décennie (% des parties)
Décennie N parties 2.Bb2 2.e4 2.Nf3 2.c4
1960s 5 100% — — —
1970s 49 94% — 2% —
1980s 65 88% 3% 2% 5%
1990s 152 88% 3% 3% 3%
2000s 261 89% 2% 4% 3%
2010s 432 84% 5% 5% 1%
2020s 143 76% 19% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2.Bb2 84% 76% ▼ -7.3%
2.e4 5% 19% ▲ +13.6%
2.Nf3 5% 1% ▼ -3.7%
2.c4 1% 1% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 1 partie
Hou, Yifan — 1 partie
Smyslov, Vladimir — 1 partie
Parties historiques
2.Bb2 — 85.2% (943 parties)
1967 — Bilobrk, Franjo vs Freise, Eckhard, Prof. Dr. — 1-0 — GER
1968 — Benko, Pal vs Zinser, Sylvain — 1-0 — Monte Carlo MNC
1968 — Hutchings, Stuart J vs Price, Howard J — 1-0 — Bristol ENG
1969 — ? vs Lombardy, William J — 0-1 — Netanya ISR
1969 — Larsen, Bent Ravn vs Black, Colin — 1-0 — San Juan
2.e4 — 5.5% (61 parties)
1980 — Takalo Eskola Toivo vs Saarnio Niilo — 1/2-1/2 — ?
1989 — Yedlin, Isidoro vs Marciano, David — 0-1 — Frankrijk tt
1992 — Minasian, Artashes vs Hauchard, Arnaud — 1-0 — Parthenay FRA
1994 — Papaioannou, Ioannis vs Pantelidis, Ioannis — 1-0 — Hania op
1998 — Docenko, Feodosi J vs Prudnikov, Vladimir — 1-0 — Kiev UKR
2.Nf3 — 3.6% (40 parties)
1974 — Liljedahl, Lennart vs Hasan, Hasibul — 1-0 — Nice FRA
1983 — Kliemank, Fred vs Poenisch, Egmont — 1/2-1/2 — Wilthen
1990 — Kotronias, Vasilios vs Gheorghiu, Florin — 1/2-1/2 — Novi Sad olm
1990 — Armstrong, John vs Pacey, Kevin — 1/2-1/2 — Ottawa CAN
1995 — Mendlewicz, Mendel vs Carvalho, Carlos Alberto — 1/2-1/2 — Rio de Janeiro BRA
2.c4 — 1.7% (19 parties)
1980 — Bellon Lopez, Juan Manuel vs Ochoa De Echaguen, Francisco Javier — 1-0 — Medina del Campo
1983 — Roy, Alain vs Aloni, Doron — 0-1 — ?
1983 — Sadiku, Bedri vs Planinec, Albin — 0-1 — Subotica SRB
1997 — Hernandez Roldan, Miguel vs Ugalde Ezcurra, Jose Miguel — 1/2-1/2 — Murcia
1997 — Kowalczyk, Tadeusz vs McIntyre, John W — 1/2-1/2 — Regina CAN

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