B62a - 7.* - Richter-Rauzer Variation (1935)

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B62a — Richter-Rauzer
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6
Eval: [+0.48]
Les coups candidats
Ambassadeurs : Wosch, Arkadiusz (413x), Kozul, Zdenko (208x), Van der Wiel, John T.H. (109x), Greenfeld, Alon (104x), Csom, Istvan (95x), Lanka, Zigurds (88x), Lerner, Konstantin Z (87x), Tukmakov, Vladimir B (86x)
Ambassadeurs : Tolnai, Tibor (23x), Grabarczyk, Bogdan (11x), Zelcic, Robert (9x), Gan-Erdene, Sugar (9x), Yurtaev, Leonid (7x), Grabics, Monika (7x), Thorhallsson, Throstur (7x), Aleksic, Nenad (6x)
Ambassadeurs : Lengyel, Bela (36x), Westerinen, Heikki M.J. (14x), Milov, Leonid (14x), Haznedaroglu, Kivanc (11x), Bryla, Hanna (9x), Roschina, Tatiana (7x), ? (7x), Escofet, Jaime (7x)
7.f4 — 1.8% (802 parties)
Ambassadeurs : Wosch, Arkadiusz (12x), Nevostrujev, Vladimir (5x), Laureles, Raymundo (4x), Wikman, Bengt (3x), Gebuhr, Guenter (3x), Sitorus, Yosua (3x), Costa, Fabrizio (3x), Susla, Vitaliy (3x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 7.Qd2 7.Qd3 7.Bb5 7.f4
<1800 565 76% 2% 6% 6%
1800-2200 9550 86% 3% 3% 4%
2200-2600 25388 92% 3% 3% 1%
2600+ 1159 95% 3% 2% —
Évolution par décennie (% des parties)
Décennie N parties 7.Qd2 7.Qd3 7.Bb5 7.f4
1900s 1 100% — — —
1920s 3 — — 33% —
1930s 77 44% 1% 5% —
1940s 158 64% 1% 4% —
1950s 1018 84% 5% 2% 1%
1960s 766 87% 2% 2% 3%
1970s 1266 92% 2% 1% 2%
1980s 2768 93% 1% 2% 2%
1990s 7900 89% 2% 4% 2%
2000s 12478 92% 1% 2% 2%
2010s 11930 92% 2% 2% 2%
2020s 5321 79% 13% 5% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
7.Qd2 92% 79% ▼ -13.0%
7.Qd3 2% 13% ▲ +11.2%
7.Bb5 2% 5% ▲ +3.5%
7.f4 2% 1% ▼ -0.8%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 10 parties
Tal, Mikhail — 10 parties
Anand, Viswanathan — 10 parties
Kasparov, Garry — 10 parties
Karpov, Anatoly — 10 parties
Karpov, Aleksandr — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 10 parties
Hou, Yifan — 10 parties
Alekhine, Alexander — 8 parties
Ju, Wenjun — 6 parties
Smyslov, Vladimir — 5 parties
Euwe, Max — 4 parties
Ding, Liren — 4 parties
Gukesh D — 2 parties
Parties historiques
7.Qd2 — 89.4% (39036 parties)
1909 — Milosevic, Goran vs Georges, Sacha — 1-0 — Switzerland
1934 — Sergeant, Edward vs Solin, Ilmari — 1-0 — Hastings ENG
1935 — Tylor, Theodore Henry vs Tartakower, Savielly — 1/2-1/2 — Hastings ENG
1935 — Bluemich, Max vs Engels, Ludwig — 0-1 — Aachen GER
1935 — Goglidze, Viktor vs Pirc, Vasja — 1-0 — Moskou
7.Qd3 — 2.9% (1281 parties)
1938 — Plater, Kazimierz vs Borowski, Natan — 1/2-1/2 — Krakow Krakow POL
1949 — Kholmov, Ratmir D vs Ilivitsky, Georgy A — 1/2-1/2 — Tbilisi GEO
1949 — Kholmov, Ratmir D vs Boleslavsky, Isaac — 0-1 — Moskou ch-URS
1950 — Keres, Paul vs Boleslavsky, Isaac — 1-0 — Moskou ch-URS
1950 — Keres, Paul Petrovich vs Boleslavsky, Isaac — 1-0 — Ch URS Moscow RUS
7.Bb5 — 2.7% (1188 parties)
1925 — Alekhine, Alexander vs ? — 0-1 — Paris Paris FRA
1933 — Alekhine, Alexander vs Piet Buriks — 0-1 — The Hague NED
1933 — Alekhine, Alexander vs Carl Johann Friedrich Boettcher — 0-1 — Rotterdam NED
1937 — Alekhine, Alexander vs Foltys, Jan — 1-0 — Margate ENG
1939 — Foltys, Jan vs Staldi, Cherubino — 1/2-1/2 — Stuttgart GER
7.f4 — 1.8% (802 parties)
1956 — Werle, Allan vs Nyman, Sture V — 1-0 — Stockholmsmasterskap
1957 — Brameyer, Hermann vs Nitsche, Werner — 0-1 — Ruhla
1957 — Chaude de Silans, Chantal vs Moelman, Tora — 1-0 — Emmen
1958 — Schaposchnikow, J. vs Duenhaupt, Heinz-Wilhelm Dr — 1/2-1/2 — corr USSR-GER
1958 — Blackstone, John vs Linares Powers, Lucas C. — 0-1 — San Jose, CA USA