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B10b — Breyer Variation (1962)
1.e4 c6 2.d3
Les coups candidats
Ambassadeurs : Ljubojevic, Ljubomir (38x), Conterno, Dominique (38x), Ratnakaran, K. (25x), ? (24x), Eperjesi, Laszlo Dr. (19x), Brodie, Hugh (17x), Moody, David W (16x), Ciocaltea, Victor (14x)
2…e5 — 5.4% (603 parties)
Ambassadeurs : Ljubojevic, Ljubomir (8x), Anay Barche (6x), Bronstein, David I (6x), Valiente, Cristobal (4x), Ledger, Andrew J (4x), Ruck, Robert (4x), Karpov, Anatoly (3x), Degenhardt, Horst (3x)
2…g6 — 4.6% (516 parties)
Ambassadeurs : Pieterse, Gert (5x), Speelman, Jon S (5x), Slipak, Sergio (4x), Ljubojevic, Ljubomir (3x), Mirkovic, Slobodan (3x), Horberg, Bengt-Eric (2x), Csom, Istvan (2x), Bronstein, David I (2x)
2…d6 — 0.6% (72 parties)
Ambassadeurs : Matongo Vister (2x), Sorbun, Cristinel (2x), Samal Aditya Ranjan (2x), Fischer, Kevin R (1x), Fischer, Robert J (1x), Nei, Iivo (1x), Kalantar, A. (1x), Breitner, Kurt (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 2…d5 2…e5 2…g6 2…d6
<1800 713 92% 4% 3% 1%
1800-2200 4981 89% 5% 5% 1%
2200-2600 3784 89% 5% 5% 0%
2600+ 128 84% 11% 5%
Évolution par décennie (% des parties)
Décennie N parties 2…d5 2…e5 2…g6 2…d6
1950s 17 100%
1960s 214 83% 8% 7% 1%
1970s 426 86% 7% 7% 0%
1980s 677 86% 8% 6% 0%
1990s 2157 85% 8% 6% 1%
2000s 3133 88% 6% 5% 1%
2010s 3400 91% 4% 4% 1%
2020s 1200 95% 2% 2% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
2…d5 91% 95% ▲ +3.9%
2…e5 4% 2% ▼ -2.1%
2…g6 4% 2% ▼ -1.7%
2…d6 1% 1% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 10 parties
Hou, Yifan — 6 parties
Tal, Mikhail — 2 parties
Kasparov, Garry — 2 parties
Smyslov, Vladimir — 2 parties
Anand, Viswanathan — 2 parties
Ding, Liren — 2 parties
Gukesh D — 2 parties
Kramnik, Vladimir — 1 partie
Parties historiques
2…d5 — 89.0% (9984 parties)
1951 — Henneberger, Walter vs Palavan, Selim — 1-0 — Zurich SUI
1952 — Wexler, Bernardo vs Amaro, Lucas Ibrair — 1/2-1/2 — Mar del Plata ARG
1954 — Pirc, Vasja vs Aadhitha Karikalan — 1/2-1/2 — Belgrade SRB
1955 — Castaldi, Vincenzo vs Golombek, Harry — 1-0 — Hamburg GER
1955 — Castaldi, Vincenzo vs Alfred, Le Bron — 1-0 — Hamburg GER
2…e5 — 5.4% (603 parties)
1962 — Gadia, Olicio vs Kruel, Fernando — 1-0 — Campinas
1963 — Borges, Lucas Silvestre vs Heilbrunn, K. — 1-0 — Sao Paulo BRA
1963 — Kolvig, Bent vs Delander, Adolf — 0-1 — Copenhagen DEN
1963 — Robatsch, Karl vs Ortega, Rogelio — 1/2-1/2 — Havana CUB
1965 — Fernandez, Ruben vs Fedorovsky, Rafael — 0-1 — Buenos Aires ARG
2…g6 — 4.6% (516 parties)
1960 — Milev, Zdravko vs Wade, Robert G — 1/2-1/2 — Leipzig GER
1962 — Kots, Yuri I vs Alexander, Ken R D — 1/2-1/2 — Kiev UKR
1965 — Krantz, Kjell vs Horberg, Bengt-Eric — 1-0 — SM - Falkoping
1965 — Fiser, Jiri vs Sorsak, Jozef — 0-1 — Prague CZE
1965 — Csom, Istvan vs Weiss, Augustin — 1/2-1/2 — Budapest HUN
2…d6 — 0.6% (72 parties)
1961 — Nei, Iivo vs Kalantar, A. — 1-0 — Batumi GEO
1967 — Fischer, Kevin R vs Matongo Vister — 1-0 — Manila PHI
1967 — Fischer, Robert J vs Matongo Vister — 1-0 — Meralco
1976 — Breitner, Kurt vs Januszewski, Jerzy — 1-0 — Kuortane
1987 — Skrobek, Ryszard vs Tomaszewski, Roman — 1/2-1/2 — Debica