B42h - 6.c4 - Kan (1923)

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B42h — Kan (1923)
1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Nf6 6.c4
Les coups candidats
6…Nc6 — 48.5% (880 parties)
Ambassadeurs : Hlavac, Rudolf (10x), Meijers, Viesturs (4x), Tvarijonas, Povilas (4x), Paoli, Enrico (3x), Eingorn, Vereslav S (3x), Hulak, Krunoslav (3x), Opitz, Christian (3x), Bakheet Farag (3x)
6…Qc7 — 27.3% (495 parties)
Ambassadeurs : Hlavac, Rudolf (7x), Kovacevic, Slobodan (3x), Matsenko, Elena (3x), Herrera, Milena (3x), Short, Nigel D (2x), Benjamin, Joel (2x), Gerusel, Mathias (2x), Simunek, Ales (2x)
6…d6 — 14.0% (253 parties)
Ambassadeurs : Gheorghiu, Florin (2x), Kassebaum, Roman (2x), Kondou, Eva (2x), Campos, Eugenio (2x), Molnar, Laszlo (2x), Timmerman, Gert (2x), Pahor, Andrea (2x), Burtasova, Anna (2x)
6…Be7 — 3.8% (69 parties)
Ambassadeurs : Semenova, Lidia K (1x), Kozlovskaya, Valentina (1x), Sikora-Gizynska, Bozena (1x), Nuenchert, Eveline (1x), Masango, Mark (1x), Oyeneyin, Tajudeen (1x), Tomas, Wilson (1x), Althoff, Christoph (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Nc6 6…Qc7 6…d6 6…Be7
<1800 109 38% 36% 10% 6%
1800-2200 959 44% 32% 13% 5%
2200-2600 564 54% 21% 17% 2%
2600+ 5 80% — 20% —
Évolution par décennie (% des parties)
Décennie N parties 6…Nc6 6…Qc7 6…d6 6…Be7
1950s 18 89% 11% — —
1960s 19 100% — — —
1970s 39 67% 13% 10% 5%
1980s 84 49% 13% 25% 5%
1990s 292 50% 23% 16% 4%
2000s 604 48% 27% 16% 3%
2010s 623 43% 32% 13% 5%
2020s 134 55% 31% 5% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Nc6 43% 55% ▲ +12.0%
6…Qc7 32% 31% ▼ -1.8%
6…d6 13% 5% ▼ -7.6%
6…Be7 5% 2% ▼ -2.6%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 1 partie
Parties historiques
6…Nc6 — 48.5% (880 parties)
1953 — Cortlever, Nico vs Giustolisi, Alberto — 1/2-1/2 — Mont Pelerin sur Vevey
1955 — Sabata, Mmoledi vs Polak, Jakub — 0-1 — ?
1955 — Witkowski, Stefan vs Suetin, Alexey S — 1/2-1/2 — Soviet Union
1957 — Giterman, Shlomo vs Buslaev, Aleksander — 0-1 — Tbilisi GEO
1957 — Salas Romo, Julio vs Letelier Martner, Rene — 0-1 — Santiago CHI
6…Qc7 — 27.3% (495 parties)
1954 — Salomon, Miguel vs Horberg, Bengt-Eric — 1-0 — It Montevideo (Uruguay)
1959 — Ladanyike-Karakas, Eva vs Hoensch, Irene — 0-1 — HUN
1971 — Lorenz, Gerd vs Hesse, Peter — 0-1 — Leipzig GER
1971 — Romm, Meir vs Guti, Emanuel — 1-0 — Haifa/Tel Aviv
1976 — Short, Nigel D vs Benjamin, Joel — 1-0 — Lloyds Bank
6…d6 — 14.0% (253 parties)
1972 — Macura, Jiri vs Vokoun, Jan — 1-0 — Decin CZE
1976 — Marjanovic, Slavoljub vs Gheorghiu, Florin — 1-0 — Skopje MKD
1976 — Geller, Efim P. vs Tal, Mikhail — 1/2-1/2 — Biel SUI
1979 — Hannibal, Tom vs Clayton, Kenneth — 1/2-1/2 — Clev-Washington phone
1982 — Timmerman, Gert vs Borm, Frans — 0-1 — Amsterdam NED
6…Be7 — 3.8% (69 parties)
1974 — Sikora-Gizynska, Bozena vs Nuenchert, Eveline — 1/2-1/2 — Lublin POL
1976 — Semenova, Lidia K vs Kozlovskaya, Valentina — 1-0 — Tbilisi GEO
1980 — Lorenz, Gerd vs Gruenberg, Hans-Ulrich — 0-1 — Plauen
1984 — De Linde, Anne vs Horvath, Maria — 1/2-1/2 — Thessaloniki ol women
1986 — Tomas, Wilson vs Althoff, Christoph — 0-1 — GER