D79d - 8…Ne4 (1925)

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D79d —
1.d4 Nf6 2.c4 g6 3.g3 d5 4.Bg2 Bg7 5.Nf3 O-O 6.O-O c6 7.cxd5 cxd5 8.Nc3 Ne4
Les coups candidats
Ambassadeurs : Gutman, Lev (11x), Ozen, Bahadir (8x), Svidler, Peter (7x), Schmidt, Wlodzimierz (5x), Andrews, Graham (5x), Meißner, Rüdiger (5x), Keene, Raymond D (4x), Doda, Zbigniew (3x)
Ambassadeurs : Yandemirov, Valeri (6x), Malich, Burkhard, Dr. (5x), Sepp, Olav (5x), Koehler, Josef (5x), Donner, Jan-Hein (4x), Uhlmann, Wolfgang (4x), Anay Barche (4x), Salov, Valery (3x)
9.Qb3 — 20.2% (456 parties)
Ambassadeurs : Uhlmann, Wolfgang (3x), Schwab, Thomas (3x), Stahlberg, Gideon (2x), Sajtar, Jaroslav (2x), Smyslov, Vasily (2x), Finkel, Alexander (2x), Kaster, Martin (2x), Pantelic, Sasa (2x)
9.Bf4 — 8.0% (181 parties)
Ambassadeurs : Kaposztas, Miklos (4x), Vastrukhin, Oleg (4x), Kulaots, Kaido (2x), Primavera, Giuseppe (1x), Dunkelblum, Arthur (1x), Dzindzichashvili, Roman (1x), Haag, Ervin (1x), Opocensky, Karel (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Ne5 9.Nxe4 9.Qb3 9.Bf4
<1800 78 27% 21% 24% 12%
1800-2200 762 28% 21% 29% 9%
2200-2600 1139 37% 26% 15% 7%
2600+ 81 42% 19% 5% 2%
Évolution par décennie (% des parties)
Décennie N parties 9.Ne5 9.Nxe4 9.Qb3 9.Bf4
1950s 22 — 55% 27% 9%
1960s 53 13% 45% 21% 2%
1970s 87 46% 25% 10% 8%
1980s 126 38% 25% 21% 6%
1990s 324 16% 38% 26% 9%
2000s 338 14% 34% 30% 7%
2010s 843 36% 20% 19% 9%
2020s 462 47% 14% 12% 8%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Ne5 36% 47% ▲ +11.0%
9.Nxe4 20% 14% ▼ -5.7%
9.Qb3 19% 12% ▼ -7.8%
9.Bf4 9% 8% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 4 parties
Botvinnik, Mikhail — 2 parties
Ju, Wenjun — 2 parties
Kasparov, Garry — 1 partie
Anand, Viswanathan — 1 partie
Gukesh D — 1 partie
Parties historiques
9.Ne5 — 32.1% (723 parties)
1967 — Gershman, Semion vs Gusev, Yuri S — 0-1 — ?
1969 — Huebner, Robert vs Kozma, Julius — 1/2-1/2 — Siegburg, Bad Godesberg
1969 — Pollak, Georg vs Vogel, Jaap — 1-0 — It Bad Pyrmont GER
1969 — Averkin, Orest vs Kupreichik, Viktor D — 1-0 — Moskou ch-URS
1969 — Pollak, Georg vs Ivarsson, Johnny — 1/2-1/2 — It Bad Pyrmont GER
9.Nxe4 — 24.8% (560 parties)
1950 — Shainswit, George vs Cortlever, Nicolaas — 1/2-1/2 — Dubrovnik CRO
1951 — Golombek, Harry vs Penrose, Jonathan — 1/2-1/2 — Swansea WLS
1952 — Bolbochan, Jacobo vs Bolbochan, Jacobo — 1/2-1/2 — Mar del Plata ARG
1952 — Partyka, Kazimierz vs Donner, Jan-Hein — 1/2-1/2 — Helsinki olm
1954 — Anay Barche vs Penrose, Jonathan — 1/2-1/2 — Amsterdam olm
9.Qb3 — 20.2% (456 parties)
1950 — Kramer, Haije vs Stumpers, Louis — 1-0 — Amsterdam ch-NED
1952 — Nielsen, Poul Erik vs Cortlever, Nico — 0-1 — Helsinki olm
1954 — Prucha, Karel vs Sajtar, Jaroslav — 0-1 — Prague CZE
1954 — Bilozor, Olexander vs Sajtar, Jaroslav — 0-1 — Prague CZE
1958 — Anay Barche vs Donner, Jan-Hein — 1-0 — Munich olm fin-B
9.Bf4 — 8.0% (181 parties)
1953 — Primavera, Giuseppe vs Dunkelblum, Arthur — 1/2-1/2 — Venice ITA
1957 — Opocensky, Karel vs Herink, Miroslav — 1-0 — Prague CZE
1969 — Dzindzichashvili, Roman vs Haag, Ervin — 1-0 — Tbilisi GEO
1970 — Reimer, Karl vs Dietz, Gabriel — 0-1 — cr.
1971 — Marangunic, Srdjan vs Castiglioni, Giancarlo — 0-1 — Milan tt