D56d - 8.Bxe7 Qxe7 9.Rc1 - Lasker Defence (1935)

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D56d — Lasker Defence (1935)
1.d4 d5 2.c4 e6 3.Nc3 Nf6 4.Bg5 Be7 5.e3 O-O 6.Nf3 h6 7.Bh4 Ne4 8.Bxe7 Qxe7 9.Rc1
Les coups candidats
Ambassadeurs : Korneev, Oleg (31x), Jussupow, Artur (13x), Fridman, Daniel (12x), Krivonosov, Oleg (11x), Nakamura, Hikaru (9x), Epishin, Vladimir (8x), Van Wely, Loek (6x), Azmaiparashvili, Zurab (5x)
9…Nxc3 — 29.9% (625 parties)
Ambassadeurs : Beckett, Phillip J (23x), Miladinovic, Igor (9x), Quinones Borda Jorge Victor (7x), Marciano, David (5x), Gasthofer, Alexander (4x), Chuchelov, Vladimir (4x), Polugaevsky, Lev (3x), Leyva Rivera, Yunier (3x)
9…Rd8 — 1.3% (27 parties)
Ambassadeurs : Lebed, Petr (2x), Sajtar, Jaroslav (1x), Palmason, Gudmundur (1x), Reicher, Emanoil-George (1x), Varabiescu, Gheorghe (1x), Chegwidden, Lindsay (1x), Marsick B (1x), Tal, Mikhail (1x)
9…Nf6 — 1.1% (24 parties)
Ambassadeurs : Kholmov, Ratmir D (2x), Danielian, Oganes (2x), Portisch, Lajos (1x), Taimanov, Mark (1x), Beliavsky, Alexander G (1x), Short, Nigel D (1x), Burbridge, MJ. (1x), Dykes, GJ. (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9…c6 9…Nxc3 9…Rd8 9…Nf6
<1800 61 54% 33% — 7%
1800-2200 511 62% 32% 3% 1%
2200-2600 1194 67% 30% 1% 1%
2600+ 157 82% 17% — 1%
Évolution par décennie (% des parties)
Décennie N parties 9…c6 9…Nxc3 9…Rd8 9…Nf6
1950s 23 65% 30% 4% —
1960s 21 43% 43% 5% 10%
1970s 30 60% 37% — 3%
1980s 58 55% 33% 5% 5%
1990s 272 60% 34% 0% 1%
2000s 513 62% 35% 1% 0%
2010s 1018 71% 25% 1% 1%
2020s 158 65% 33% 1% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9…c6 71% 65% ▼ -5.9%
9…Nxc3 25% 33% ▲ +8.1%
9…Rd8 1% 1% ▼ -0.6%
9…Nf6 1% 1% ▼ -0.5%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 7 parties
Karpov, Anatoly — 6 parties
Anand, Viswanathan — 5 parties
Kasparov, Garry — 3 parties
Ju, Wenjun — 3 parties
Tal, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Parties historiques
9…c6 — 65.9% (1379 parties)
1950 — Rossetto, Hector Decio vs Staudte, Hans-Hilmar — 1/2-1/2 — Dubrovnik CRO
1950 — Bogoljubow, Efim vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Travemuende
1950 — Gligoric, Svetozar vs Eken, Max — 1/2-1/2 — ?
1950 — Kramer, Haije vs Eugenio, Sarah De Oliveira — 1-0 — Amsterdam NED
1951 — Bogoljubov, Evgeniy vs Staudte, Hans-Hilmar — 1-0 — Augsburg GER
9…Nxc3 — 29.9% (625 parties)
1950 — Collins Justin vs Van't Veer, P. — 1-0 — corr Wch1
1951 — Bosch van Rosenthal, Edzard vs Donner, Jan-Hein — 1-0 — Birmingham ENG
1952 — Gligoric, Sofija vs Horowitz, Albert Israel — 1-0 — Havana CUB
1953 — Keres, Paul Petrovich vs Arulaid, Alexander — 1-0 — Tartu EST
1954 — Kozma, Julius vs Prucha, Karel — 1/2-1/2 — Prague CZE
9…Rd8 — 1.3% (27 parties)
1954 — Sajtar, Jaroslav vs Palmason, Gudmundur — 1-0 — Prague zt Prague CZE
1968 — Reicher, Emanoil-George vs Varabiescu, Gheorghe — 1-0 — Bucharest ROU
1980 — Chegwidden, Lindsay vs Marsick B — 0-1 — ?
1984 — Tal, Mikhail vs Taimanov, Mark — 1/2-1/2 — Titograd
1984 — Autenrieth, Michael, Dr. vs Kaiser, Wolfgang — 1-0 — Augsburg GER
9…Nf6 — 1.1% (24 parties)
1961 — Taimanov, Mark vs Kholmov, Ratmir D — 1-0 — Baku ch-URS
1962 — Portisch, Lajos vs Kholmov, Ratmir D — 1/2-1/2 — Kecskemet HUN
1970 — Burbridge, MJ. vs Dykes, GJ. — 1-0 — Manchester ENG
1984 — Grizou, Regis vs Guemas, Maurice — 1-0 — ?
1987 — Beliavsky, Alexander G vs Short, Nigel D — 1-0 — Belgrade SRB