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B56d — Open (1950)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nbd7
Les coups candidats
6.Be3 — 29.8% (157 parties)
Ambassadeurs : Bak, Istvan (16x), Larsen, Bent (5x), Szmetan, Jorge (5x), Ciocaltea, Victor (4x), Horvath, Tamas (3x), Koppenhoefer, Bernhard, Prof. Dr (3x), Gross, Stefan (3x), Hort, Vlastimil (3x)
Ambassadeurs : Ciocaltea, Victor (5x), Lagland, Goran (4x), Groenegress, Wilfried (4x), Koppenhoefer, Bernhard, Prof. Dr (4x), Taimanov, Mark (3x), Malich, Burkhard, Dr. (3x), Seeger, Werner (3x), Essegern, Kurt, Dr. (3x)
6.Bg5 — 9.7% (51 parties)
Ambassadeurs : Mendes, Silvio Luiz Teixeira (2x), Klovans, Janis (2x), Lagland, Goran M (2x), Drimer, Dolfi (1x), Ghizdavu, Dumitru (1x), Asfora, Eduardo Hasbum (1x), Shamkovich, Leonid (1x), Ignatiev, Felix N (1x)
6.Be2 — 8.4% (44 parties)
Ambassadeurs : Bak, Istvan (4x), Rhodes, Monica Isabel Cordeiro (2x), Larsen, Bent Ravn (2x), Ciocaltea, Victor (2x), Zuidema, Coen (2x), Matanovic, Aleksandar (1x), Bogdanovic, Rajko (1x), Siveri, Armando (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 6.Be3 6.Bc4 6.Bg5 6.Be2
<1800 17 29% 47% — 12%
1800-2200 145 29% 28% 10% 12%
2200-2600 190 39% 21% 8% 4%
2600+ 3 33% — — —
Évolution par décennie (% des parties)
Décennie N parties 6.Be3 6.Bc4 6.Bg5 6.Be2
1950s 4 — 50% — —
1960s 110 15% 39% 13% 13%
1970s 53 25% 36% 13% 4%
1980s 34 32% 29% 6% 12%
1990s 99 44% 29% 3% 4%
2000s 87 30% 26% 14% 10%
2010s 121 33% 17% 10% 8%
2020s 18 39% 22% 6% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
6.Be3 33% 39% ▲ +5.8%
6.Bc4 17% 22% ▲ +5.7%
6.Bg5 10% 6% ▼ -4.4%
6.Be2 8% 6% ▼ -2.7%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 2 parties
Parties historiques
6.Be3 — 29.8% (157 parties)
1962 — Corral Blanco, Juan Antonio vs Petrosian, Tigran A. — 0-1 — Olympiad Varna BUL
1964 — Polgar, Istvan vs Smejkal, Jan — 1/2-1/2 — Krakow POL
1964 — Seifert, Milan vs Smejkal, Jan — 1/2-1/2 — Brno CZE
1965 — Foldi, Jozsef vs Bak, Istvan — 1/2-1/2 — Budapest HUN
1965 — Ciocaltea, Victor vs Bak, Istvan — 0-1 — Havana CUB
6.Bc4 — 28.5% (150 parties)
1957 — Milic, Borislav vs Petrosian, Tigran V. — 1/2-1/2 — Leningrad RUS
1959 — Tal, Mikhail vs Petrosian, Tigran V. — 1/2-1/2 — Bled/Belgrade ct
1960 — Camara, Helder vs Mendes, Silvio Luiz Teixeira — 0-1 — Fortaleza BRA
1960 — OBrien, Erik Michael vs Capps, Carroll — 1-0 — San Francisco, CA USA
1961 — Matanovic, Anto vs Perez Florencio — 1-0 — Zevenaar
6.Bg5 — 9.7% (51 parties)
1961 — Asfora, Eduardo Hasbum vs Mendes, Silvio Luiz Teixeira — 1-0 — ?
1961 — Shamkovich, Leonid vs Ignatiev, Felix N — 1-0 — Moscow RUS
1961 — Pimentel, Frederico Guilherme vs Mendes, Silvio Luiz Teixeira — 1/2-1/2 — Vitoria
1961 — Calvo Minguez, Ricardo vs Kuyindzhi, Alexander A — 1/2-1/2 — The Hague NED
1963 — Pavlov, Mircea-Sergiu-Aurelian vs Troianescu, Octav — 1-0 — Bucharest ROU
6.Be2 — 8.4% (44 parties)
1964 — Siveri, Armando vs Bak, Istvan — 0-1 — Reggio Emilia ITA
1964 — Zuidema, Coen vs Bak, Istvan — 1/2-1/2 — Tel Aviv olm
1964 — Zuidema, Coen vs Bilek, Adam — 1/2-1/2 — Tel Aviv ol
1964 — O'Hare, Eugene vs Bak, Istvan — 0-1 — Tel Aviv ISR
1965 — Milicevic, Matej vs Dely, Peter — 1-0 — Belgrade SRB