B65c - 10.Qxd4 Qa5 - Richter-Rauzer [+0.52]

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B65c — Richter-Rauzer
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 Be7 8.O-O-O O-O 9.f4 Nxd4 10.Qxd4 Qa5
Eval: [+0.52]
Les coups candidats
Ambassadeurs : Kotronias, Vasilios (30x), Leko, Peter (13x), Yudasin, Leonid (13x), Kharlov, Andrei (12x), Inkiov, Ventzislav (12x), Muir, Andrew J (12x), Almasi, Zoltan (10x), Hildebrand, Gerald (10x)
Ambassadeurs : Shirov, Alexei (8x), Hildebrand, Gerald (8x), Anand, Viswanathan (6x), Balogh Urbina, Carlos Alfonso (6x), Kharlov, Andrei (6x), Limp, Eduardo Thelio (5x), Bologan, Victor (5x), Shcherbakov, Ruslan (5x)
11.e5 — 14.6% (465 parties)
Ambassadeurs : Hildebrand, Gerald (15x), Bregadze, Levan (6x), Melia, Salome (5x), Dutreeuw, Marc (4x), Wells, Peter J (4x), Willmann, Bernd (4x), Inkiov, Ventzislav (4x), Matulovic, Milan (3x)
11.Be2 — 4.1% (130 parties)
Ambassadeurs : Kopylov, Daniel (4x), Muir, Andrew J (3x), Levacic, Damir (2x), Valdes Escobar, Alvaro (2x), Risting, Eivind Olav (2x), Sanz Losada, Victoriano (2x), Bobel, Philippe (2x), Gutenev, Alexander (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.Bc4 11.Kb1 11.e5 11.Be2
<1800 36 61% 19% 6% 3%
1800-2200 694 47% 22% 19% 6%
2200-2600 1773 55% 20% 13% 4%
2600+ 128 70% 14% 11% —
Évolution par décennie (% des parties)
Décennie N parties 11.Bc4 11.Kb1 11.e5 11.Be2
1930s 4 50% — 25% 25%
1940s 4 50% 25% — 25%
1950s 67 28% 21% 30% 4%
1960s 46 59% 4% 30% 2%
1970s 45 82% 4% 11% —
1980s 167 74% 11% 5% 4%
1990s 744 68% 17% 6% 3%
2000s 1126 59% 21% 13% 2%
2010s 829 39% 20% 24% 7%
2020s 148 33% 29% 22% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.Bc4 39% 33% ▼ -6.3%
11.Kb1 20% 29% ▲ +9.3%
11.e5 24% 22% ▼ -2.3%
11.Be2 7% 7% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Kramnik, Vladimir — 10 parties
Anand, Viswanathan — 10 parties
Tal, Mikhail — 4 parties
Carlsen, Magnus — 3 parties
Karpov, Aleksandr — 2 parties
Hou, Yifan — 1 partie
Parties historiques
11.Bc4 — 55.1% (1753 parties)
1938 — Plater, Kazimierz vs Kapfer, Thomas — 1-0 — Krakow POL
1938 — Pytlakowski, Andrzej vs Mross, Paul — 1/2-1/2 — Krakow POL
1946 — Prins, Lodewijk vs Devos, Paul — 0-1 — Maastricht NED
1948 — Canal, Esteban vs Barcza, Gedeon — 0-1 — Venice ITA
1952 — Gligoric, Svetozar vs Taimanov, Mark — 1/2-1/2 — Saltsjobaden SWE
11.Kb1 — 18.9% (601 parties)
1949 — Liublinsky, V. vs Liskov, I. — 1-0 — Moscow RUS
1950 — Castaldi, Vincenzo vs Barden, Leonard — 1-0 — Hastings ENG
1950 — Castaldi, Vincenzo vs Barden, Leonard — 1-0 — Hastings ENG
1951 — Pytliakovsky A vs Barcza, Gedeon — 0-1 — Zonal Marianske Lazne (Czech
1952 — Tal, Mikhail vs Slucman — 1-0 — LAT
11.e5 — 14.6% (465 parties)
1935 — Marsky, Mark Lvovich vs Yudovich, Mikhail M — 0-1 — VZSPS ch sf
1953 — Tal, Mikhail vs Ilivitsky, Georgy A — 1-0 — Leningrad RUS
1953 — Keller, Dieter vs Boey, Josef — 0-1 — Copenhagen DEN
1953 — Aronin, Lev vs Suetin, Alexey S — 1-0 — Minsk BLR
1954 — Kramer, Haije vs Kottnauer, Cenek — 1-0 — Hoogovens Beverwijk NED
11.Be2 — 4.1% (130 parties)
1936 — Gergenreder vs Silic, Vladislav — 0-1 — Moscow RUS
1940 — Dubinin, Peter vs Veresov, Gavriil — 0-1 — Moskou ch-URS
1951 — Byvshev, Vasily vs Lislov — 0-1 — USSR
1952 — Pietruske, Siegfried vs Pietzsch, Wolfgang — 0-1 — Zittau
1953 — Farre Mallofre, Miguel vs Heikkila, Heikki — 1-0 — Copenhagen DEN