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A42f — Averbakh (1956)
1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4 Nd7
Les coups candidats
Ambassadeurs : Todorcevic Antic, Miodrag (36x), Haub, Thorsten Michael (19x), Casagrande, Harald (14x), Knaak, Rainer (13x), Rakic, Tomislav (13x), Ciocaltea, Victor (11x), Ludgate, Alan (11x), Gaprindashvili, Nona (10x)
5.Be3 — 26.4% (1233 parties)
Ambassadeurs : Haub, Thorsten Michael (12x), Todorcevic Antic, Miodrag (10x), Feustel, Bernd (8x), Blackstone, John (6x), Drexel, Christian (6x), Berry, Jonathan (5x), Reschke, Thomas (5x), Gaprindashvili, Nona (4x)
5.Be2 — 10.3% (481 parties)
Ambassadeurs : Uhlmann, Wolfgang (17x), Knaak, Rainer (12x), Ciocaltea, Victor (6x), Ljubojevic, Ljubomir (5x), Feustel, Bernd (4x), Bacrot, Nathalie (4x), Nielsen, Poul Erik (3x), Burgess, Graham K (2x)
5.f4 — 9.4% (439 parties)
Ambassadeurs : Todorcevic Antic, Miodrag (7x), ? (6x), Haub, Thorsten Michael (6x), Clares Huanca, Danner Saed (4x), Blackstone, John (3x), Moeller, Peter, Dr. (3x), Harper, Bruce (3x), Saidy, Anthony (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Nf3 5.Be3 5.Be2 5.f4
<1800 240 44% 30% 8% 9%
1800-2200 1920 37% 30% 9% 10%
2200-2600 1842 45% 22% 12% 8%
2600+ 6 33% 33% — 17%
Évolution par décennie (% des parties)
Décennie N parties 5.Nf3 5.Be3 5.Be2 5.f4
1950s 3 — 33% — —
1960s 86 24% 40% 12% 13%
1970s 280 43% 24% 17% 9%
1980s 453 43% 21% 15% 10%
1990s 1068 42% 25% 10% 9%
2000s 1390 41% 26% 8% 10%
2010s 1146 40% 30% 8% 9%
2020s 249 43% 26% 14% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Nf3 40% 43% ▲ +3.4%
5.Be3 30% 26% ▼ -3.9%
5.Be2 8% 14% ▲ +5.2%
5.f4 9% 6% ▼ -3.3%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 3 parties
Botvinnik, Mikhail — 2 parties
Kasparov, Garry — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
5.Nf3 — 40.9% (1913 parties)
1961 — Taimanov, Mark vs Alfred, Le Bron — 1-0 — It Dortmund GER
1962 — Korning, Peter vs Nielsen, Axel — 1/2-1/2 — ?
1965 — Kane, George Francis vs Blackstone, John — 0-1 — Sonoma, CA
1966 — Balogh, Bela vs Ozsvath, Andras — 1-0 — Budapest HUN
1966 — Filip, Miroslav vs Parak, Frantisek — 1/2-1/2 — Harrachov
5.Be3 — 26.4% (1233 parties)
1951 — Hanks, John vs Watson, Charles — 1-0 — Melbourne AUS
1960 — Petersen, Finn vs Nielsen, Axel — 0-1 — Aalborg DEN
1960 — Bykova, Elizaveta vs Kristol, Luba — 1/2-1/2 — Moscow RUS
1960 — Bertok, Mario Jr. vs Ujtelky, Maximilian — 1/2-1/2 — Budapest HUN
1962 — Calvo José Minguez, Ricardo vs Ulvestad, Olaf — 1-0 — Torremolinos ESP
5.Be2 — 10.3% (481 parties)
1966 — Cuneo, Raymond J vs Blackstone, John — 0-1 — No. CA
1966 — Cifuentes, Antonio vs Ozsvath, Andras — 0-1 — Prague CZE
1966 — Keller-Hermann, Edith vs Stibaner, Ottilie — 1-0 — Oberhausen
1966 — Langeweg, Kick vs Liem Hong Gie — 1-0 — La Habana olm fin-B
1966 — Rubinetti, Jorge vs Pelikán, Jiří — 0-1 — Buenos Aires ch-ARG
5.f4 — 9.4% (439 parties)
1960 — Pietzsch, Wolfgang vs Nielsen, Poul Erik — 1/2-1/2 — Copenhagen DEN
1964 — Aaron, Manuel vs Camarena, Joaquin — 1-0 — Tel Aviv olm prel
1964 — Alster, Ladislav vs Ujtelky, Maximilián Samuel Rudolf — 1-0 — Brno CZE
1966 — Koraksic, Ljubomir vs Vujovic, Milorad M — 1-0 — Venice ITA
1966 — Saidy, Anthony vs Blackstone, John — 1/2-1/2 — Santa Monica, CA USA