D29m — QGA: Classical, 8…Bb7 9.Rd1 Nbd7 10.Nc3 Qb8

1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Qb8 *   ○ Trait aux Blancs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1
bR
bQ
bKRoi au centre — vulnérable
bBFou enfermé — mobilité 2
bR
bB
bN
bP
bP
bP
bP
bP
bN
bP
bP
wPPion central
wBFou actif — mobilité 5
wN
wPPion central
wN
wP
wP
wQ
wP
wP
wP
wR
wB
wR
wK
abcdefgh
Avantages : majorité centre (2v1), Bb3 actif, paire de fous, colonne c.
Faiblesses adverses : Bf8 enfermé, roi noir au centre.
Problèmes : Bc1 enfermé.
Plans :
● Bd2 — Développer Bc1
● h3 — Empêcher ...Bg4
● Rc — Tour sur colonne c

♚ Point de vue Noirs

1 2 3 4 5 6 7 8
wK
wR
wBFou enfermé — mobilité 1
wR
wP
wP
wP
wQ
wP
wP
wN
wP
wN
wB
Case forte (2v1)
wP
Avant-poste C (accessible)
bPMajorité aile dame
bPMajorité aile dame
bN
bP
bPMajorité aile dame
bP
bP
bP
bN
bBFou actif — mobilité 5
bR
bB
bK
bQ
bR
hgfedcba
Avantages : majorité aile_dame (3v2), case forte e4, case forte d5, avant-poste d5(C), Bb7 actif, paire de fous, colonne d.
Faiblesses adverses : Bc1 enfermé.
Problèmes : roi au centre, Bf8 enfermé, 3 pièces non développées (F8, A8, H8).
Plans :
● O-O — Mettre le roi en sécurité, connecter les tours
● ...Be7 — Développer Bf8
● ...Bg4 — Clouer Nf3
● ...c4 — Rupture
● ...e5 — Rupture
Avantages
Faiblesses adverses
Diagonale active
Plans

Structure de pions
D29m — Classical
1.d4 d5 2.c4 dxc4 3.Nf3 Nf6 4.e3 e6 5.Bxc4 c5 6.O-O a6 7.Qe2 b5 8.Bb3 Bb7 9.Rd1 Nbd7 10.Nc3 Qb8
Eval: [-0.16]
Les coups candidats
11.d5 — 66.0% (379 parties)
Ambassadeurs : Ibragimov, Ildar (6x), Pohla, Harry (4x), ? (4x), Tukmakov, Vladimir B (3x), Sadler, Matthew D (3x), Zoebisch, Herbert (3x), Hoi, Carsten (3x), Kummer, Helmut (3x)
11.e4 — 14.6% (84 parties)
Ambassadeurs : Janosevic, Dragoljub (2x), Xu, Jun (2x), Letelier Martner, Rene (1x), Clarke, Peter H (1x), Prieditis, Aivars (1x), Circenis, Kaspars (1x), Balinas, Rosendo Carrean (1x), Clarke, Peter (1x)
11.h3 — 4.9% (28 parties)
Ambassadeurs : Thorbergsson, Freysteinn (1x), Drozd, Ryszard (1x), Yakir (1x), Raniku (1x), Gudmundsson, Arinbjorn (1x), Raisa, Unto (1x), Bannik, Anatolij (1x), Suetin, Alexey S (1x)
11.Bc2 — 4.4% (25 parties)
Ambassadeurs : Polugaevsky, Lev (1x), Volovich, Anatoly (1x), Everaert, Eric (1x), Verstraeten, Roland (1x), Paehtz, Thomas (1x), Kraut, Rainer (1x), Soldo, Josip (1x), Vaulin, Alexander P. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.d5 11.e4 11.h3 11.Bc2
<1800 11 64% 9% 9%
1800-2200 110 69% 12% 4% 5%
2200-2600 292 68% 13% 7% 5%
2600+ 16 56% 31% 6%
Évolution par décennie (% des parties)
Décennie N parties 11.d5 11.e4 11.h3 11.Bc2
1960s 51 59% 24% 8% 2%
1970s 15 53% 40% 7%
1980s 62 66% 11% 2%
1990s 110 69% 11% 4% 6%
2000s 182 69% 14% 4% 3%
2010s 128 63% 14% 9% 6%
2020s 26 69% 12% 4% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.d5 63% 69% ▲ +5.9%
11.e4 14% 12% ▼ -2.5%
11.h3 9% 4% ▼ -4.7%
11.Bc2 6% 8% ▲ +1.4%
Parties historiques
11.d5 — 66.0% (379 parties)
1962 — Olafsson, Fridrik vs Balcerowski, Witold — 1/2-1/2 — Varna olm
1962 — Ojanen, Kaarle S vs Olafsson, Fridrik — 1/2-1/2 — Varna BUL
1962 — Donner, Jan-Hein vs Hein-Portisch Lajos — 1/2-1/2 — Varna BUL
1962 — Littlewood, John E vs Clarke, Peter H — 1-0 — Hastings ENG
1962 — Savon, Vladimir vs Novopashin, Arkady — 1/2-1/2 — Erevan ch-URS
11.e4 — 14.6% (84 parties)
1961 — Savon, Vladimir vs Kots, Yuri I — 1-0 — Baku ch-URS
1962 — Mikhalchishin, Adrian vs Ugrinovic, Dragan — 1/2-1/2 — Skopje ch17-YUG
1962 — Bukic, Enver vs Janosevic, Dragoljub — 1/2-1/2 — Skopje ch17-YUG
1962 — Sokolov, Vladimir vs Janosevic, Dragoljub — 0-1 — Skopje ch17-YUG
1963 — Prieditis, Aivars vs Circenis, Kaspars — 1/2-1/2 — cr.
11.h3 — 4.9% (28 parties)
1962 — Thorbergsson, Freysteinn vs Drozd, Ryszard — 1-0 — Bucharest ROU
1962 — Gudmundsson, Arinbjorn vs Raisa, Unto — 1/2-1/2 — Varna BUL
1962 — Bannik, Anatolij vs Suetin, Alexey S — 1-0 — Minsk BLR
1963 — Yakir vs Raniku — 1-0 — Moscow RUS
1989 — Yuneev, Alexey vs Donchenko, Aleksandr R — 0-1 — URS Army-ch Simferopol UKR
11.Bc2 — 4.4% (25 parties)
1962 — Polugaevsky, Lev vs Volovich, Anatoly — 1-0 — URS
1971 — Everaert, Eric vs Verstraeten, Roland — 1/2-1/2 — Bredene
1991 — Paehtz, Thomas vs Kraut, Rainer — 1/2-1/2 — Duitsland tt
1993 — Gostisa, Leon vs Hoelzl, Franz — 0-1 — Graz zt
1994 — Miralles, Gilles vs Luce, Sebastien — 1-0 — tt
♔ Blancs ♚ Noirs
Pions doublés
Pions isolés
Arriérés
Chaînes ● f2→e3, e3→d4 ● a6→b5, f7→e6
Passés
Majorité ● centre 2v1 ● aile_dame 3v2
Cases
♔ Blancs ♚ Noirs
Cases fortes ● e4 (2v1), ● d5 (3v2)
Cases faibles ● e5
Centre ● d4 (3v1) ● d5 (3v2), ● e4 (2v1)
Colonnes et diagonales
♔ Blancs ♚ Noirs
Semi-ouvertes ● c ● d
Pièces
♔ Blancs ♚ Noirs
Bc1 ● Bc1 Non développé (mob. 1)
Bb3 ● Bb3 Actif (mob. 5)
Bb7 ● Bb7 Actif (mob. 5)
Bf8 ● Bf8 Non développé (mob. 2)
Paire de fous ● Oui ● Oui
Non développées 2 (c1, a1) 3 (f8, a8, h8)
Sécurité du roi
♔ Blancs ♚ Noirs
Statut ● Roqué ● Au centre !
Droits de roque O-O / O-O-O
Thèmes
♔ Blancs ♚ Noirs
Phase Ouverture
Centre semi-ouvert
Ruptures ● d4-d5, ● e3-e4 ● …c5-c4, ● …e6-e5
Partie
1961 Baku ch-URS – Round 1 – Savon, Vladimir – 1-0 – Kots, Yuri I – G3
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Bucharest – Round 9 – Thorbergsson, Freysteinn – 1-0 – Drozd, Ryszard – G43
1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Candidats Tournament – Round 22 – Geller, Efim P – 1/2-1/2 – Korchnoi, Viktor – G83
1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Erevan ch-URS – Round 1 – Savon, Vladimir – 1/2-1/2 – Novopashin, Arkady – G14
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
1962 Hastings6263 – Round 6 – Littlewood, John E – 1-0 – Clarke, Peter H – G26
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Skopje ch17-YUG – Round 11 – Sokolov, Vladimir – 0-1 – Janosevic, Dragoljub – G101
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Qe2 Nbd7 8. Rd1 b5 9. Bb3 Bb7 10. Nc3 Qb8
1962 Skopje ch17-YUG – Round 15 – Bukic, Enver – 1/2-1/2 – Janosevic, Dragoljub – G108
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Qe2 Nbd7 8. Rd1 b5 9. Bb3 Bb7 10. Nc3 Qb8
1962 Spartak Ch – Round 10 – Bannik, Anatolij – 1-0 – Suetin, Alexey S – G74
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Varna ol (Men) qual-C – Round 9 – Ojanen, Kaarle S – 1/2-1/2 – Olafsson, Fridrik – G26
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Varna olm – Round 7 – Donner, Jan-Hein – 1/2-1/2 – Hein-Portisch Lajos – G285
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1962 Varna olm – Round 8 – Olafsson, Fridrik – 1/2-1/2 – Balcerowski, Witold – G184
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1963 LAT Ch – Round ? – Zilber, Israel – 1/2-1/2 – Klavins, Janis – G25
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c5 5. Nc3 dxc4 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
1964 Malaga – Round 11 – Durão, Joaquim Manuel – 1/2-1/2 – Palacios de la Prida, Ernesto – G53
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1965 Capablanca Memorial – Round 18 – Robatsch, Karl – 1/2-1/2 – O'Kelly, Albéric de Galway – G180
1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 Nf6 5. Bxc4 e6 6. O-O c5 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1965 HUN-ch21 – Round 1 – Barczay, Laszlo – 1-0 – Portisch, Ferenc – G12
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qb8
1965 Novi Sad – Round 4 – Puc, Stojan – 1/2-1/2 – Buljovcic, Ivan – G41
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1966 La Habana olm prel – Round 4 – Letelier Martner, Rene – 0-1 – Clarke, Peter H – G125
1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 c5 6. O-O a6 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
1967 DDR Ch 16th – Round 10 – Brameyer, Hermann – 1-0 – Hennings, Artur – G46
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. Qe2 a6 7. O-O b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1967 Halle zt – Round 13 – Gerusel, Mathias – 0-1 – Zinn, Andrew – G60
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1967 Leningrad – Round 1 – Osnos, Viatcheslav – 0-1 – Novopashin, Arkady – G6
1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 c5 5. Bxc4 e6 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Nc3 Nbd7 10. Rd1 Qb8
1969 Monte Carlo-B – Round 3 – Gerusel, Mathias – 1-0 – Todorcevic Antic, Miodrag – G11
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Qe2 b5 8. Bb3 Bb7 9. Rd1 Nbd7 10. Nc3 Qb8
1969 Yugoslavia – Round 1 – Bukic, Enver – 1-0 – Messing, Hrvoje – G3
1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
22. ECU Club Cup 2006 – Round 6 – Navara, David – 1-0 – Heberla, Bartlomiej – G146
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bb3 Bb7 8. O-O c5 9. Qe2 Nbd7 10. Rd1 Qb8
34. ECC Open 2018 – Round 1.4 – Webb, Laurence E – 0-1 – Matlakov, Maxim – G21
1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bb3 Bb7 8. O-O c5 9. Qe2 Nbd7 10. Rd1 Qb8
PCA, Tal Memorial 1995 – Round 2 – Ehlvest, Jaan – 0-1 – Ivanchuk, Vasyl – G4
1. d4 d5 2. c4 dxc4 3. Nf3 a6 4. e3 e6 5. Bxc4 c5 6. Qe2 b5 7. Bb3 Bb7 8. O-O Nf6 9. Rd1 Nbd7 10. Nc3 Qb8
Reggio Emilia8586 1985 – Round 2 – Ribli, Zoltan – 1/2-1/2 – Marjanovic, Slavoljub – G3
1. c4 e6 2. Nf3 d5 3. d4 c5 4. e3 Nf6 5. Nc3 dxc4 6. Bxc4 a6 7. O-O b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
Thessaloniki olm 1984 – Round 7 – Andersson, Ulf 1949 – 1-0 – Cifuentes Parada, Roberto – G46
1. Nf3 d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 a6 6. O-O c5 7. Nc3 b5 8. Bb3 Bb7 9. Qe2 Nbd7 10. Rd1 Qb8
World Blitz 2018 – Round 2.15 – Zubov, Alexander – 0-1 – Grachev, Boris – G80
1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bb3 Bb7 8. Qe2 Nbd7 9. O-O c5 10. Rd1 Qb8

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