E05o — Catalan: Open, Classical, 8.a4, 10.Bg5 a5

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 Bc6 10.Bg5 a5 *   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bN
bQ
bR
bK
bP
bP
bB
bP
bP
bP
bB
bP
bN
bP
Case forte (2v1)
Case forte (2v1)
Case forte (2v0)
wBFou actif — mobilité 7
wP
wQ
wPCase forte (2v1)
Case forte (2v0)
wN
wP
wP
wP
wP
wB
wP
wR
wN
wR
wK
abcdefgh
Avantages : majorité centre (2v1), case forte d4, case forte f4, case forte b5, case forte c5, case forte e5, Bg5 actif, paire de fous, colonne c.
Problèmes : Bg2 enfermé, arriéré b2.
Plans :
● Nc3 — Développer Nb1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wN
wR
wP
wBFou enfermé — mobilité 2
wP
wP
wPPion arriéré — cible
wP
wN
Case forte (2v0)
wP
wQ
Avant-poste F (accessible)
wP
wB
Avant-poste F (accessible)
bPMajorité aile dame
bN
bP
bBFou actif — mobilité 7
bP
bP
bP
bBFou actif — mobilité 4
bP
bP
bK
bR
bQ
bN
bR
hgfedcba
Avantages : majorité aile_dame (3v2), case forte b4, case forte e4, case forte d5, avant-postes b4(F), d5(F), Bc6 actif, Be7 actif, paire de fous, colonne d.
Faiblesses adverses : arriéré b2, Bg2 enfermé.
Plans :
● ...Nbd7 — Développer Nb8
● ...Bg4 — Clouer Nf3
● ...e5 — Rupture
● ...Rd — Tour sur colonne d
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
E05o — Open Classical
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 dxc4 5.Nf3 Be7 6.O-O O-O 7.Qc2 a6 8.a4 Bd7 9.Qxc4 Bc6 10.Bg5 a5
Eval: [+0.20]
Les coups candidats
11.Nc3 — 93.4% (512 parties)
Ambassadeurs : Pigusov, Evgeny (7x), Foisor, Cristina-Adela (6x), Kiriakov, Petr (5x), Lputian, Smbat (5x), Tukmakov, Vladimir B (4x), Epishin, Vladimir (4x), Karpov, Aleksandr (4x), Yevseev, Denis (4x)
11.Bxf6 — 3.5% (19 parties)
Ambassadeurs : Yudasin, Leonid (1x), Aseev, Konstantin N (1x), Burger, Heinrich (1x), Steiner, Xaver (1x), Grebionkin, Vladimir (1x), Kiriakov, Petr (1x), Tolstikh, Nikolay (1x), Krejci, Jakub (1x)
11.Nbd2 — 1.1% (6 parties)
Ambassadeurs : Ljubojevic, Ljubomir (1x), Lautier, Joel (1x), Kleberc, Karel (1x), Malinovsky, Karel (1x), Ivana Maria, Furtado (1x), Pratyusha, Bodda (1x), Horbing, Stefan (1x), Westerberg, Jonathan (1x)
11.e3 — 0.9% (5 parties)
Ambassadeurs : Chilingirova, Pavlina (1x), McLure, Alison (1x), Boensch, Uwe (1x), Baramidze, David (1x), Baciak, Miloslav (1x), Solar, Jan (1x), Gledura, Benjamin (1x), Cunningham, Robin (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.Nc3 11.Bxf6 11.Nbd2 11.e3
<1800 3 67% 33%
1800-2200 78 91% 5% 1%
2200-2600 394 94% 3% 1% 1%
2600+ 36 94% 3% 3%
Évolution par décennie (% des parties)
Décennie N parties 11.Nc3 11.Bxf6 11.Nbd2 11.e3
1970s 1 100%
1980s 22 91% 5% 5%
1990s 133 98% 2% 1%
2000s 169 94% 4% 1% 1%
2010s 160 94% 2% 1% 1%
2020s 63 83% 8% 3% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.Nc3 94% 83% ▼ -11.2%
11.Bxf6 2% 8% ▲ +5.4%
11.Nbd2 1% 3% ▲ +1.9%
11.e3 1% 2% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Aleksandr — 4 parties
Ju, Wenjun — 2 parties
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Karpov, Anatoly — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Ding, Liren — 1 partie
Parties historiques
11.Nc3 — 93.4% (512 parties)
1979 — Huebner, Robert vs Karpov, Aleksandr — 1/2-1/2 — Montreal CAN
1980 — Trabattoni, Franco vs Kelecevic, Nedeljko — 1/2-1/2 — Venice ITA
1981 — Heimbrodt, Birk vs Dafal Herschel — 1/2-1/2 — corr DDR/K
1984 — Neishtadt, Yakov vs Krzyszton, Jerzy — 1/2-1/2 — ICCF
1984 — Kasparov, Garry vs Karpov, Aleksandr — 1/2-1/2 — Moskou wch-m
11.Bxf6 — 3.5% (19 parties)
1985 — Yudasin, Leonid vs Aseev, Konstantin N — 1-0 — Kostroma
1993 — Burger, Heinrich vs Steiner, Xaver — 1/2-1/2 — SWZ-FRG corr9093
1999 — Grebionkin, Vladimir vs Kiriakov, Petr — 1/2-1/2 — Nizhnij Novgorod
2000 — Lputian, Smbat vs Polgar, Judit — 1-0 — Wijk aan Zee NED
2001 — Tolstikh, Nikolay vs Krejci, Jakub — 1-0 — Pardubice CZE
11.Nbd2 — 1.1% (6 parties)
1997 — Ljubojevic, Ljubomir vs Lautier, Joel — 1/2-1/2 — Belgrade SRB
2009 — Kleberc, Karel vs Malinovsky, Karel — 0-1 — Czech Republic
2014 — Ivana Maria, Furtado vs Pratyusha, Bodda — 1-0 — Sangli IND
2016 — Horbing, Stefan vs Westerberg, Jonathan — 1/2-1/2 — Stockholm SWE
2023 — Wanyama, Harold vs Kuandykuly, Danis — 1-0 — Samarkand UZB
11.e3 — 0.9% (5 parties)
1986 — Chilingirova, Pavlina vs McLure, Alison — 1-0 — Dubai UAE
2002 — Boensch, Uwe vs Baramidze, David — 0-1 — Rostock GER
2017 — Baciak, Miloslav vs Solar, Jan — 1/2-1/2 — ICCF
2017 — Gledura, Benjamin vs Cunningham, Robin — 1-0 — Hastings ENG
2022 — Deneuville, Christian vs Rodríguez Pérez, René — 1/2-1/2 — ICCF
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés ● b2
Chaînes ● f2→g3, h2→g3 ● f7→e6
Passés
Majorité ● centre 2v1 ● aile_dame 3v2
Cases
♔ Blancs ♚ Noirs
Cases fortes ● d4 (2v1), ● f4 (2v0), ● b5 (2v1), ● c5 (2v1), ● e5 (2v0) ● b4 (2v1), ● e4 (2v0), ● d5 (4v1)
Cases faibles
Centre ● d4 (2v1), ● e5 (2v0) ● d5 (4v1), ● e4 (2v0)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● c ● d
Pièces
♔ Blancs ♚ Noirs
Bg2 ● Bg2 Enfermé (mob. 2)
Bg5 ● Bg5 Actif (mob. 7)
Bc6 ● Bc6 Actif (mob. 7)
Be7 ● Be7 Actif (mob. 4)
Paire de fous ● Oui ● Oui
Non développées 2 (b1, a1) 2 (b8, a8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Roqué ● Roqué
Droits de roque
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● d4-d5, ● e2-e3 ● …e6-e5
Partie
4. Norway Blitz 2016 – Round 9.5 – Eljanov, Pavel – 1/2-1/2 – Aronian, Levon – G44
1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
5. Zurich CC Blitz 2016 – Round 3.3 – Giri, Anish – 1/2-1/2 – Aronian, Levon – G9
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
7. London Classic 2015 – Round 6.2 – Nakamura, Hikaru – 1/2-1/2 – Aronian, Levon – G27
1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 Be7 5. d4 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
8. London Classic 2016 – Round 2.3 – So, Wesley – 1-0 – Adams, Michael – G8
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Biel Interzonal 1993 – Round 12 – Lputian, Smbat – 1-0 – Georgiev, Kaloyan – G266
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Corus 2000 – Round 6 – Lputian, Smbat – 1-0 – Polgar, Judit – G34
1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. c4 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
FIDE WCh KO 2001 – Round 5.6 – Gelfand, Boris – 1/2-1/2 – Svidler, Peter – G337
1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
FIDE World Cup 2017 – Round 7.2 – Ding, Liren – 1/2-1/2 – Aronian, Levon – G423
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Interpolis 1993 – Round 4 – Kaidanov, Gregory – 1/2-1/2 – Karpov, Anatoly – G141
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Investbanka, Belgrade YUG 1997 – Round 3 – Ljubojevic, Ljubomir – 1/2-1/2 – Lautier, Joel – G5
1. d4 d5 2. Nf3 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
It, Dos Hermanas ESP 1997 – Round 2 – Karpov, Anatoly – 1/2-1/2 – Polgar, Judit – G2
1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Tournament of Stars 1979 – Round 1 – Huebner, Robert – 1/2-1/2 – Karpov, Anatoly – G1
1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
World Blitz 2023 – Round 18.96 – Ren, Aaron Song – 1/2-1/2 – Zilka, Stepan – G1062
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5
Zurich SUI, 4. CC Classical 2015 – Round 3.1 – Aronian, Levon – 1/2-1/2 – Kramnik, Vladimir – G6
1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bg5 a5

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