B33d — Pelikan/Sveshnikov
1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e5 6.Nb3
Les coups candidats
6…Bb4 — 88.4% (3180 parties)
Ambassadeurs : Randolph, Donald (15x), Crepan, Marjan (14x), Flecher, Joseph (14x), Hlavac, Rudolf (7x), Kacmarik, Lukas (5x), Griffin, John (5x), Blanck, Michael (5x), Kempe, Frank (5x)
6…d6 — 5.5% (199 parties)
Ambassadeurs : Bielicki, Birke (3x), Preisz, Balazs (3x), Le T Phuong Thao (2x), Ottlakan, Peter (2x), Kalkstein, Rodolfo (1x), Gligorić, Svetozar (1x), Rodriguez, Ruben (1x), Braso, Jorge (1x)
6…Be7 — 3.1% (112 parties)
Ambassadeurs : Domonkos, Andras (2x), Anthopoulos, Hristos (2x), Diaz Perez, Juan Silvano (1x), Aponte, Auguste (1x), Lantsias, Andreas (1x), Lagha, Khelil (1x), Safvat, Younus (1x), Delon, Ilia Nick (1x)
6…a6 — 1.6% (58 parties)
Ambassadeurs : de Wall, Robert (3x), Thomas, Jerry (2x), Wall, Bill (2x), Selnes, Odd Ketil (2x), Fenske, Nora (2x), Nietsch, Horst (2x), Gross, Henry (1x), Freeman, Russell (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6…Bb4 6…d6 6…Be7 6…a6
<1800 297 89% 4% 3% 3%
1800-2200 1538 89% 6% 3% 1%
2200-2600 381 92% 4% 2% 0%
2600+ 2 100%
Évolution par décennie (% des parties)
Décennie N parties 6…Bb4 6…d6 6…Be7 6…a6
1910s 1 100%
1930s 3 67% 33%
1940s 2 100%
1950s 20 85% 5%
1960s 29 79% 10% 7%
1970s 99 93% 3% 3%
1980s 148 89% 5% 4% 1%
1990s 788 87% 7% 3% 2%
2000s 1281 87% 6% 4% 2%
2010s 1063 90% 5% 3% 1%
2020s 162 92% 4% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6…Bb4 90% 92% ▲ +1.9%
6…d6 5% 4% ▼ -1.0%
6…Be7 3% 2% -0.3%
6…a6 1% 1% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 1 partie
Parties historiques
6…Bb4 — 88.4% (3180 parties)
1910 — Morrison, John vs Lasker, Emanuel — 1/2-1/2 — Berlijn wch-m
1930 — Yates, Frederic D vs Sultan Khan, Mir — 1/2-1/2 — Scarborough ENG
1931 — Spielmann, Rudolf vs Haida, A. Sveda — 1-0 — sim. Brno
1941 — Borochow, Harry vs Gordon, Hyman — 1-0 — Hollywood, CA
1948 — Colon Romero, Arturo vs Daly, Harlow Bussey — 0-1 — Baltimore, MD USA
6…d6 — 5.5% (199 parties)
1953 — Kalkstein, Rodolfo vs Gligorić, Svetozar — 0-1 — Montevideo URU
1976 — Vognsen, Anders vs Christensen, Klaus — 1/2-1/2 — Denmark
1977 — Reisinger, Sam vs de Wall, Robert — 0-1 — Columbus, OH USA
1979 — Bachtiar, Arovah vs Sangadsup, P. — 1-0 — Singapore SIN
1980 — Lavric, Alexandru vs Jagdhuber, Hans — 0-1 — Noordwijkerhout
6…Be7 — 3.1% (112 parties)
1937 — Diaz Perez, Juan Silvano vs Aponte, Auguste — 0-1 — Sao Paulo BRA
1960 — Safonow vs Czebanienko — 0-1 — Moldavia ch
1962 — Lantsias, Andreas vs Lagha, Khelil — 0-1 — Varna BUL
1964 — Safvat, Younus vs Delon, Ilia Nick — 1-0 — Tel Aviv ISR
1974 — Pereira, Silvio Cunha vs Brito, Luismar — 1-0 — Rio de Janeiro BRA
6…a6 — 1.6% (58 parties)
1966 — Gross, Henry vs Freeman, Russell — 1-0 — San Francisco, Ca
1969 — de Wall, Robert vs Levy, Ariel — 0-1 — Santa Monica, CA USA
1980 — Thomas, Jerry vs Wall, Bill — 1/2-1/2 — ?
1980 — Thomas, Jerry vs de Wall, Robert — 0-1 — Indianapolis, IN USA
1992 — White, Russell vs de Wall, Robert — 1-0 — San Antonio, TX USA