D57d - 10…exd5 - Lasker Defence, Main Line (1948)

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D57d — Lasker Defence, Main Line (1948)
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.cxd5 Nxc3 10.bxc3 exd5
Les coups candidats
Ambassadeurs : Uhlmann, Wolfgang (4x), Donner, Jan-Hein (4x), Krogius, Nikolai V (4x), Marciano, David (4x), ? (4x), Nikolic, Predrag (4x), Bak, Istvan (3x), Zaitsev, Alexander (3x)
11.Bd3 — 17.4% (146 parties)
Ambassadeurs : Yabiansky, Marcelo (2x), Eingorn, Vereslav S (2x), Godart, Francois (2x), Zhukova, Natalia (2x), Bosch van Rosenthal, Edzard (1x), Muhring, Willem Jan (1x), Simpson, Ronald (1x), Rahul, Kumar (1x)
11.Be2 — 5.5% (46 parties)
Ambassadeurs : Trifunovic, Petar (3x), Lein, Anatoly (2x), Huneke, Carl (1x), OBrien, Erik Michael (1x), Spassky, Boris Vasily (1x), Flesch, János (1x), Eliskases, Erich (1x), Eugenio, Sarah De Oliveira (1x)
11.c4 — 4.4% (37 parties)
Ambassadeurs : Malakhatko, Vadim (6x), Skembris, Spyridon (2x), Ribera Arnal, Angel (1x), Rodriguez Garcia, Jesus (1x), Opocensky, Karel (1x), Hofmann, Vilem (1x), Chestnov, Vitaliy A. (1x), Fridstein, German (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.Qb3 11.Bd3 11.Be2 11.c4
<1800 37 62% 22% 5% 3%
1800-2200 252 64% 19% 8% 2%
2200-2600 316 66% 21% 3% 7%
2600+ 27 63% 22% — 11%
Évolution par décennie (% des parties)
Décennie N parties 11.Qb3 11.Bd3 11.Be2 11.c4
1950s 49 84% 2% 8% 6%
1960s 38 89% — 8% 3%
1970s 42 79% 10% 10% —
1980s 64 88% 8% 2% 2%
1990s 138 80% 12% 4% 2%
2000s 191 66% 18% 3% 6%
2010s 257 61% 22% 7% 6%
2020s 61 39% 46% 7% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.Qb3 61% 39% ▼ -21.4%
11.Bd3 22% 46% ▲ +24.1%
11.Be2 7% 7% -0.4%
11.c4 6% 2% ▼ -4.6%
Joueurs célèbres
Champions du monde dans cette position
Karpov, Anatoly — 5 parties
Anand, Viswanathan — 5 parties
Kramnik, Vladimir — 2 parties
Parties historiques
11.Qb3 — 69.3% (582 parties)
1950 — Cruz Filho, Oswaldo vs Asfora, Eduardo Hasbum — 0-1 — ?
1950 — Bonham, Reginald W vs Isles, Edward A — 0-1 — Buxton
1950 — Castaldi, Vincenzo vs Nestler, Vincenzo — 1-0 — Sorrento ch ITA
1950 — Thibaut, Georges vs Staudte, Hans-Hilmar — 0-1 — Dubrovnik olm
1950 — Zirngibl, Albert vs Kauder, Hartmut — 1-0 — Soemmerda ch GDR
11.Bd3 — 17.4% (146 parties)
1950 — Bosch van Rosenthal, Edzard vs Muhring, Willem Jan — 1/2-1/2 — Amsterdam ch-NED
1971 — Hort, Vlastimil vs Donner, Jan-Hein — 1/2-1/2 — Havana CUB
1972 — Saloor, H. vs Honari, Kaveh — 0-1 — Iran
1975 — Uhlmann, Wolfgang vs Averbakh, Yuri L — 1/2-1/2 — Polanica Zdroj POL
1977 — Holl, Andreas vs Aaron Sanju Thomas — 0-1 — Zell
11.Be2 — 5.5% (46 parties)
1951 — Trifunovic, Petar vs Longer, A. — 1-0 — Yugoslavia ch
1954 — Trifunovic, Petar vs Eugenio, Sarah De Oliveira — 1/2-1/2 — Sirmione ITA-YUG
1958 — Huneke, Carl vs OBrien, Erik Michael — 0-1 — San Francisco, CA USA
1958 — Trifunovic, Petar vs Eliskases, Erich — 1/2-1/2 — Sarajevo Sarajevo BIH
1964 — Spassky, Boris Vasily vs Flesch, János — 1/2-1/2 — Tel Aviv olm
11.c4 — 4.4% (37 parties)
1952 — Chestnov, Vitaliy A. vs Fridstein, German — 1/2-1/2 — Riga LAT
1953 — Opocensky, Karel vs Hofmann, Vilem — 1/2-1/2 — Prague CZE
1957 — Ribera Arnal, Angel vs Rodriguez Garcia, Jesus — 1-0 — Zaragoza
1966 — Geller, Efim P. vs Liberzon, Vladimir M — 1/2-1/2 — Tbilisi ch-URS
1983 — Calvo Minguez, Ricardo vs Raupp, Thomas — 1-0 — Duitsland tt