A42t - 5.d5 - Averbakh (1959)

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A42t — Averbakh (1959)
1.d4 d6 2.c4 g6 3.Nc3 Bg7 4.e4 e5 5.d5
Les coups candidats
5…f5 — 27.4% (570 parties)
Ambassadeurs : Zlatanovic, Boroljub (7x), Eisenbeiser, Amadeus (5x), Kauppala, Pekka (5x), Buecklers, Martin (5x), Lagowski, Patryk (4x), Lehtinen, Heikki (4x), Wagner, Florian (4x), Garcia Cano, Antonio (3x)
5…a5 — 22.2% (462 parties)
Ambassadeurs : Vassallo Barroche, Mauricio (9x), Cramling, Dan (4x), Milde, Lars (4x), Salah, Nadezhda (4x), Llopis de Aysa, Manuel (4x), Shtembuliak, Evgeny (3x), Burmeister, Ferdinand (3x), Petrov, Marian (3x)
Ambassadeurs : Ivkov, Borislav (7x), Mestel, A Jonathan (4x), Hoffman, Alejandro (4x), Wallrabenstein, Udo (4x), Todorcevic Antic, Miodrag (3x), Ozen, Bahadir (3x), Filip, Miroslav (2x), Larsen, Bent Ravn (2x)
5…Ne7 — 16.6% (345 parties)
Ambassadeurs : Malis, Jiri (4x), Pickering, Henry (3x), Czerniak, Moshe (2x), Hecht, Hans-Joachim (2x), Mohrlok, Dieter (2x), Ghizdavu, Dumitru (2x), Schauwecker, Meinrad (2x), Moehring, Guenther (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5…f5 5…a5 5…Nd7 5…Ne7
<1800 100 32% 11% 16% 23%
1800-2200 805 33% 20% 16% 18%
2200-2600 922 24% 29% 20% 12%
2600+ 14 29% 29% 7% 29%
Évolution par décennie (% des parties)
Décennie N parties 5…f5 5…a5 5…Nd7 5…Ne7
1950s 4 25% — — 25%
1960s 46 15% — 30% 11%
1970s 110 8% 12% 34% 16%
1980s 75 13% 12% 36% 24%
1990s 329 26% 14% 21% 24%
2000s 517 36% 14% 17% 18%
2010s 734 30% 26% 17% 15%
2020s 262 20% 52% 11% 9%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5…f5 30% 20% ▼ -9.7%
5…a5 26% 52% ▲ +25.9%
5…Nd7 17% 11% ▼ -6.2%
5…Ne7 15% 9% ▼ -5.6%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 1 partie
Carlsen, Magnus — 1 partie
Parties historiques
5…f5 — 27.4% (570 parties)
1959 — Hilde Peterson vs Shorman, Richard — 0-1 — Hayward
1962 — Miguel, Nahuel vs Robatsch, Karl — 1-0 — Varna BUL
1962 — Miguel, Nahuel vs Robatsch, Karl — 1-0 — Varna BUL
1966 — Polugaevsky, Lev vs Czerniak, Moshe — 1-0 — Beverwijk NED
1968 — Ungureanu, Emil vs Pavlov, Mircea-Sergiu-Aurelian — 1-0 — Bucharest ROU
5…a5 — 22.2% (462 parties)
1970 — Lieb, Harald vs Nikolaevsky, Yuri V — 1/2-1/2 — Kiev UKR
1971 — Pojedziniec, Wladyslaw vs Ziembinski, Marian — 1/2-1/2 — Poznan POL
1972 — Lein, Anatoly vs Quinteros, Miguel A. — 1-0 — Cienfuegos City CUB
1972 — Lein, Andreas vs Quinteros, Miguel Angel — 1-0 — Cienfuegos City CUB
1972 — Fraile, Jorge vs Rossetto, Hector — 0-1 — Buenos Aires ch-ARG
5…Nd7 — 18.6% (387 parties)
1960 — Barden, Leonard vs Lloyd, Kenneth — 1/2-1/2 — Hastings ENG
1961 — Larsen, Bent Ravn vs Petrosian, Tigran V. — 0-1 — Zurich SUI
1962 — Filip, Miroslav vs Robatsch, Karl — 1-0 — Varna olm
1963 — Fang, Jingtong vs Zagorovsky, Vladimir — 0-1 — Hangzhou
1966 — Liem Hong Gie vs Ivkov, Borislav — 0-1 — La Habana olm prel
5…Ne7 — 16.6% (345 parties)
1959 — Averbakh, Yuri L vs Kottnauer, Cenek — 1-0 — Hastings ENG
1966 — Partos, Charles vs Czerniak, Moshe — 0-1 — Bucharest ROU
1966 — Donner, Jan-Hein vs Czerniak, Moshe — 1/2-1/2 — Beverwijk NED
1969 — Hecht, Hans-Joachim vs Mohrlok, Dieter — 1-0 — Buesum GER
1969 — Hecht, Hans-Joachim vs Mohrlok, Dieter — 1-0 — Buesum