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

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D86c — Classical Exchange
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% (16120 parties)
Ambassadeurs : Laghetti, Gaetano (44x), Lukacs, Peter (42x), Rawlings, Alan J C (41x), Husemann, Andreas (39x), Herzog, Klaus (33x), Sherwood, Russell (33x), Peralta, Fernando (33x), Pribyl, Josef (32x)
8.Be3 — 6.1% (1052 parties)
Ambassadeurs : Eeckhout, Jean-louis (7x), Benne, Horst (5x), Pribyl, Josef (4x), Herzog, Klaus (4x), Besso, Guadalupe (4x), Forissier, Nicolas (4x), Frankental, David (4x), Royal, Shreyas (4x)
8.Nf3 — 0.7% (130 parties)
Ambassadeurs : Ahlander, Bjorn (4x), Bangiev, Alexander (2x), Shemagonov, Vladimir (2x), Richardson, Kai (2x), Gavrikov, Viktor (1x), Estrin, Yakov (1x), Holzmann Licurgo (1x), Nobrega, Adaucto Wanderley (1x)
8.Qb3 — 0.1% (19 parties)
Ambassadeurs : Pota, Lajos (2x), Kluth, Carsten (1x), Lingnau, Carsten (1x), Butzerin, Jurg (1x), Cesareo, Fabio (1x), Hoffmann, Petra (1x), Selbach, Sascha (1x), Thamm, Oliver (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 445 85% 12% 2% 0%
1800-2200 6080 90% 9% 1% 0%
2200-2600 6844 97% 3% 0% 0%
2600+ 461 100% — — —
Évolution par décennie (% des parties)
Décennie N parties 8.Ne2 8.Be3 8.Nf3 8.Qb3
1930s 7 100% — — —
1940s 42 95% 5% — —
1950s 159 99% 1% 1% —
1960s 212 96% 2% 2% —
1970s 549 95% 4% 0% —
1980s 1147 96% 3% 1% 0%
1990s 2657 90% 9% 1% 0%
2000s 4318 90% 8% 1% 0%
2010s 6449 94% 5% 1% 0%
2020s 1813 97% 2% 0% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Ne2 94% 97% ▲ +3.6%
8.Be3 5% 2% ▼ -3.2%
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
Botvinnik, Mikhail — 6 parties
Karpov, Anatoly — 6 parties
Gukesh D — 6 parties
Anand, Viswanathan — 5 parties
Kramnik, Vladimir — 4 parties
Smyslov, Vladimir — 3 parties
Ding, Liren — 3 parties
Alekhine, Alexander — 1 partie
Tal, Mikhail — 1 partie
Karpov, Aleksandr — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
8.Ne2 — 92.9% (16120 parties)
1931 — Lundin, Erik vs Helling, Karl — 1/2-1/2 — Prague CZE
1931 — Stoltz, Gösta vs Kashdan, Isaac — 0-1 — It Bled SLO
1935 — Winter, William vs Mikenas, Vladas — 1/2-1/2 — Warsaw ol Warsaw POL
1938 — Silberberg F vs Baratz, Abraham — 0-1 — Paris FRA
1939 — Rotunno, Ernesto vs Dulanto Rodriguez, Alessandro Augusto — 1-0 — Buenos Aires ARG
8.Be3 — 6.1% (1052 parties)
1948 — Heil, Siegfried vs Marcus, Heinz — 0-1 — Hamburg GER
1949 — Rovner, Dmitry vs Arulaid, Alexander — 1/2-1/2 — Vilnius LTU
1957 — Potter, Brian vs Vaitonis, Povilas — 0-1 — Vancouver
1962 — Zaitsev, Alexander vs Kotkov, Yuri M — 1/2-1/2 — Minsk BLR
1965 — Alvarez San Martin, Toni vs De Potter, Jurgen — 0-1 — GI-X Va. Closed
8.Nf3 — 0.7% (130 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
2000 — Rose, Robert L vs Abdelmoumen, Ahmed — 0-1 — IECG
2001 — Hoffmann, Petra vs Selbach, Sascha — 0-1 — Kleve GER
2001 — Voglova, Eva vs Longson, Sarah N — 0-1 — Hyerois FRA