D86c - 7…c5 - Gruenfeld: Classical Exchange (1931)

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D86c — Gruenfeld: Classical Exchange (1931)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 c5
Les coups candidats
8.Ne2 — 92.9% (16295 parties)
Ambassadeurs : Lukacs, Peter (42x), Schmidt, Wlodzimierz (39x), Pribyl, Josef (34x), Herzog, Klaus (34x), Laghetti, Gaetano (32x), Knaak, Rainer (29x), Lahdenmaki, Leo (29x), Ylönen, Olli (28x)
8.Be3 — 6.1% (1066 parties)
Ambassadeurs : Eeckhout, Jean-louis (6x), Benne, Horst (5x), Herzog, Klaus (4x), Charreteur, Fabrice (3x), Roitburd, Marina (3x), Huguet Reina, Carlos (3x), Gerndorf, Michael (2x), Weyerstrass, Ronald (2x)
8.Nf3 — 0.8% (132 parties)
Ambassadeurs : Bangiev, Alexander (2x), Shemagonov, Vladimir (2x), Zavodny, Zdenek (1x), Kalendovsky, Jan (1x), Chaikin, AD. (1x), Monkhouse, PE. (1x), MacDonald Ross, Stephen (1x), Wingfield, JN. (1x)
8.Qb3 — 0.1% (19 parties)
Ambassadeurs : Pota, Lajos (2x), Kluth, Carsten (1x), Lingnau, Carsten (1x), Butzerin, Jurg (1x), Cesareo, Fabio (1x), Rose, Robert L (1x), Abdelmoumen, Ahmed (1x), Horvath, Lajos (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Ne2 8.Be3 8.Nf3 8.Qb3
<1800 989 88% 10% 1% 0%
1800-2200 7352 90% 8% 1% 0%
2200-2600 6098 97% 3% 0% 0%
2600+ 418 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 8.Ne2 8.Be3 8.Nf3 8.Qb3
1950s 159 99% 1% 1% —
1960s 212 96% 2% 2% —
1970s 553 95% 4% 0% —
1980s 1159 96% 3% 1% 0%
1990s 2670 90% 9% 1% 0%
2000s 4328 90% 8% 1% 0%
2010s 6485 94% 5% 1% 0%
2020s 1979 97% 3% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Ne2 94% 97% ▲ +3.1%
8.Be3 5% 3% ▼ -2.7%
8.Nf3 1% 0% -0.3%
8.Qb3 0% 0% -0.0%
Joueurs célèbres
Champions du monde dans cette position
Kasparov, Garry — 10 parties
Carlsen, Magnus — 10 parties
Karpov, Anatoly — 8 parties
Gukesh D — 6 parties
Botvinnik, Mikhail — 5 parties
Anand, Viswanathan — 5 parties
Kramnik, Vladimir — 4 parties
Ding, Liren — 3 parties
Karpov, Aleksandr — 2 parties
Tal, Mikhail — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
8.Ne2 — 92.9% (16295 parties)
1950 — Kieninger, Georg vs Machate, Gottlieb — 1/2-1/2 — FRG-ch Bad Pyrmont GER
1950 — Aguayo, Cesar vs Paoli, Enrico — 0-1 — Venice ITA
1950 — Krylov, Aleksandr vs Kozma, Edit — 1-0 — Presov SVK
1950 — Aguayo, Cesar vs Eugenio, Sarah De Oliveira — 1/2-1/2 — Venice ITA
1950 — Gligoric, Svetozar vs Skold, Kristian — 1-0 — Dubrovnik olm
8.Be3 — 6.1% (1066 parties)
1957 — Potter, Brian vs Vaitonis, Povilas — 0-1 — Vancouver
1962 — Zaitsev, Alexander vs Kotkov, Yuri M — 1/2-1/2 — Minsk BLR
1965 — Martin T D vs Potter, Albert John — 0-1 — GI-X Va. Closed
1968 — Haygarth, Michael J vs Hartston, William R — 1/2-1/2 — Bristol ch-BCF
1968 — Turiansky, M. vs Martz, William — 0-1 — Chicago, IL USA
8.Nf3 — 0.8% (132 parties)
1959 — Gavrikov, Viktor vs Estrin, Yakov — 0-1 — Tiumen
1963 — MacDonald Ross, Stephen vs Wingfield, JN. — 0-1 — Bath ENG
1964 — Holzmann, Licurgo vs Nobrega, Adaucto Wanderley — 0-1 — Sao Paulo BRA
1965 — Chaikin, AD. vs Monkhouse, PE. — 1-0 — Bognor Regis
1967 — Zavodny, Zdenek vs Kalendovsky, Jan — 0-1 — Brno CZE
8.Qb3 — 0.1% (19 parties)
1988 — Kluth, Carsten vs Lingnau, Carsten — 0-1 — Osnabruck
1993 — Butzerin, Jurg vs Cesareo, Fabio — 0-1 — Silvaplana open
2000 — Rose, Robert L vs Abdelmoumen, Ahmed — 0-1 — IECG
2001 — Joutsivuo, Timo vs Johansson, Jukka — 0-1 — Helsinki FIN
2001 — Hoffmann, Petra vs Selbach, Sascha — 0-1 — Kleve GER