B43d - 6.Bd3 - Kan (1922)

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B43d — Kan (1922)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 b5 6.Bd3
Les coups candidats
Ambassadeurs : Epishin, Vladimir (44x), Kveinys, Aloyzas (27x), Sharevich, Anna (21x), Drabke, Lorenz Maximilian (21x), Papp, Gabor (18x), Kengis, Edvins (18x), Landa, Konstantin (16x), Movsesian, Sergei (14x)
6…Bb7 — 35.0% (2266 parties)
Ambassadeurs : Meijers, Viesturs (21x), Ghaem Maghami, Ehsan (19x), Muzychuk, Anna (12x), Ionescu, Constantin (12x), Bernasek, Jan (9x), Strikovic, Aleksa (9x), Zueger, Beat (9x), Horvath, Csaba (9x)
6…d6 — 9.7% (627 parties)
Ambassadeurs : Markowski, Tadeusz (23x), Bologan, Victor (18x), Bernasek, Jan (15x), Schlosser, Philipp (12x), Adamski, Jan (10x), Burtasova, Anna (9x), Prathamesh, Sunil Mokal (8x), Markowski, Tomasz (7x)
6…Bc5 — 3.1% (202 parties)
Ambassadeurs : Simonian, Hrair (21x), Milov, Vadim (7x), Sulava, Nenad (7x), Ionescu, Constantin (4x), Bosboom, Manuel (3x), Ibanez Tarradellas, Eduard (2x), Shadrina, Tatiana (2x), Tiviakov, Sergei (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Qb6 6…Bb7 6…d6 6…Bc5
<1800 229 42% 43% 5% 2%
1800-2200 1775 46% 38% 7% 3%
2200-2600 3922 51% 30% 11% 3%
2600+ 154 51% 34% 9% 3%
Évolution par décennie (% des parties)
Décennie N parties 6…Qb6 6…Bb7 6…d6 6…Bc5
1950s 14 — 86% — —
1960s 180 — 87% 5% 2%
1970s 92 — 72% 11% —
1980s 91 2% 64% 10% 1%
1990s 540 46% 38% 9% 2%
2000s 2641 56% 22% 14% 5%
2010s 2170 53% 32% 8% 2%
2020s 752 28% 66% 1% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Qb6 53% 28% ▼ -25.3%
6…Bb7 32% 66% ▲ +33.4%
6…d6 8% 1% ▼ -6.8%
6…Bc5 2% 2% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 7 parties
Tal, Mikhail — 4 parties
Karpov, Anatoly — 2 parties
Carlsen, Magnus — 2 parties
Hou, Yifan — 2 parties
Kramnik, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Gukesh D — 1 partie
Parties historiques
6…Qb6 — 47.8% (3096 parties)
1987 — Sahu, Sekhar Chandra vs Vasiukov, Evgeni — 1-0 — Coimbatore
1988 — Frolov, Artur vs Oratovsky, Michael — 0-1 — Ivano Frankovsk
1991 — Gouret, Thierry vs Biz, Lautaro — 1-0 — Issy les Moulineaux
1992 — Weissbeck, Peter vs Hantke, Rolf — 0-1 — Bad Driburg
1992 — Dukov, S. vs Gouret, Thierry — 0-1 — Issy les Moulineaux
6…Bb7 — 35.0% (2266 parties)
1958 — Sergeant, Edward vs Clarke, Peter — 0-1 — Leamington
1958 — Gipslis, Aivars vs Kotov, Alexander — 1/2-1/2 — Riga LAT
1958 — Gipslis, Aivars vs Kotov, Alexander — 1/2-1/2 — Riga ch-URS
1958 — Adashev vs Mosionzhik, Ilya — 1-0 — Leninabad
1958 — Korchnoi, Viktor vs Gipslis, Aivars — 1/2-1/2 — Riga ch-URS
6…d6 — 9.7% (627 parties)
1964 — Kostro, Jerzy vs Kavalek, Lubomir — 1-0 — Polanica Zdroj POL
1966 — ? vs Kavalek, Lubomir — 1-0 — Bucharest ROU
1966 — Boey, Josef vs Kavalek, Lubomir — 0-1 — Den Haag zt
1967 — Hort, Vlastimil vs Portisch, Lajos — 1/2-1/2 — Sousse TUN
1968 — Hartston, William R vs Perkins, Alan H — 1-0 — Bristol ch-BCF
6…Bc5 — 3.1% (202 parties)
1961 — Clarke, Peter vs Franklin, Michael J — 1/2-1/2 — Aberystwyth
1964 — Bogdanovic, Rajko vs Flesch, János — 1-0 — Pecs
1967 — Laursen, Bendt vs Konstantinopolsky, Alexander — 1/2-1/2 — cr
1988 — Rohde, Michael vs Krauss, George — 1-0 — US op Boston, MA USA
1993 — Nishimura, Hiroyuki vs Janahi, Zeyad — 1-0 — Kuala Lumpur MAS