D86d - 7…O-O - Gruenfeld: Classical Exchange (1952)

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D86d — Gruenfeld: Classical Exchange (1952)
1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.e4 Nxc3 6.bxc3 Bg7 7.Bc4 O-O
Les coups candidats
Ambassadeurs : Tylecek, Drahomir (35x), Yandemirov, Valeri (33x), Bobel, Philippe (31x), Uhlmann, Wolfgang (24x), Pribyl, Josef (21x), Timman, Jan H (20x), Jansa, Vlastimil (20x), Lukacs, Peter (17x)
8.Be3 — 8.0% (518 parties)
Ambassadeurs : Knaak, Rainer (20x), Blees, Albert (9x), Stohl, Igor (9x), Uhlmann, Wolfgang (5x), Kaidanov, Gregory (5x), Jansa, Vlastimil (4x), Christiansen, Larry (4x), Sax, Gyula (3x)
8.Nf3 — 1.1% (74 parties)
Ambassadeurs : Kuehn, Manfred (2x), Krizel, Peter (1x), Laszlo, John (1x), Da Silva, Wallis Justino (1x), Walz, Juergen (1x), Gherardi, Valerio (1x), Vreeken, Corry (1x), Trabattoni, Franco (1x)
8.Ba3 — 0.5% (30 parties)
Ambassadeurs : Baxter, Raymond Wallace Mart (1x), Ansell, Jeffrey (1x), Garcia Vera, Romeo (1x), Bolbochan, Julio (1x), Tranquilli, Marco (1x), Zalys, Ignas (1x), Kovacs, MG. (1x), Milic, Borislav (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8.Ne2 8.Be3 8.Nf3 8.Ba3
<1800 372 89% 6% 3% 1%
1800-2200 2565 89% 9% 1% 0%
2200-2600 1989 92% 8% 0% 0%
2600+ 64 91% 9% — —
Évolution par décennie (% des parties)
Décennie N parties 8.Ne2 8.Be3 8.Nf3 8.Ba3
1950s 118 97% 1% — 3%
1960s 195 97% 2% — 1%
1970s 476 93% 6% 0% 0%
1980s 655 88% 11% 1% —
1990s 1426 87% 10% 2% 1%
2000s 1765 89% 8% 2% 0%
2010s 1552 91% 7% 1% 0%
2020s 300 94% 5% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8.Ne2 91% 94% ▲ +3.1%
8.Be3 7% 5% ▼ -2.1%
8.Nf3 1% 1% -0.4%
8.Ba3 0% 0% -0.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 5 parties
Botvinnik, Mikhail — 3 parties
Tal, Mikhail — 3 parties
Anand, Viswanathan — 3 parties
Karpov, Anatoly — 2 parties
Kasparov, Garry — 2 parties
Gukesh D — 1 partie
Parties historiques
8.Ne2 — 89.7% (5822 parties)
1950 — Moiseev, Oleg vs Simagin, Vladimir — 0-1 — URS-ch sf Tula
1950 — Moiseev, Aleksandr vs Simagin, Vladimir — 0-1 — Tula RUS
1950 — Furman, Albert vs Dubinin, Peter — 1-0 — USSR
1951 — Simagin, Vladimir vs Kopaev, Nikolay A — 1-0 — URS-ch sf Lviv UKR
1951 — Alexander Tadala vs Simagin, Vladimir — 1-0 — Leningrad RUS
8.Be3 — 8.0% (518 parties)
1957 — Khodakov, Leonid vs Nuzhdin, N — 0-1 — ?
1966 — Segal, Alexandriu Sorin vs Smejkal, Jan — 0-1 — Oerebro
1966 — Citteri, Sergio vs Norcia, Federico — 1/2-1/2 — Venice ITA
1968 — Zajic, Jiri vs Tichy, Vladimir — 0-1 — Prague CZE
1971 — Whelan, PJ. vs De Coverly, Roger D — 1/2-1/2 — Ins match
8.Nf3 — 1.1% (74 parties)
1976 — Gherardi, Valerio vs Vreeken, Corry — 1/2-1/2 — ?
1981 — Trabattoni, Franco vs Sartori, Spartaco — 1/2-1/2 — ITA-ch40 Naples ITA
1985 — Krizel, Peter vs Laszlo, John — 0-1 — Toronto CAN
1988 — Da Silva, Wallis Justino vs Kuehn, Manfred — 0-1 — Stetten
1988 — Walz, Juergen vs Kuehn, Manfred — 0-1 — Stetten
8.Ba3 — 0.5% (30 parties)
1952 — Garcia Vera, Romeo vs Bolbochan, Julio — 0-1 — Mar del Plata ARG
1952 — Kovacs, MG. vs Milic, Borislav — 1/2-1/2 — Vienna AUT
1955 — Tranquilli, Marco vs Zalys, Ignas — 0-1 — Montreal CAN
1961 — Baxter, Raymond Wallace Mart vs Ansell, Jeffrey — 1/2-1/2 — Aberystwyth
1977 — Timman, Jan H vs Adorjan, Andras — 1/2-1/2 — Las Palmas ESP