B67e - 9…Be7 - Richter-Rauzer (1955)

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B67e — Richter-Rauzer (1955)
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6 7.Qd2 a6 8.O-O-O Bd7 9.f3 Be7
Les coups candidats
Ambassadeurs : Wosch, Arkadiusz (26x), Nevednichy, Vladislav (12x), Kozul, Zdenko (12x), Gupta, Abhijeet (9x), Madl, Ildiko (8x), Wisniowska, Klaudia (8x), Korneev, Oleg (7x), Swinkels, Robin (6x)
10.Be3 — 22.6% (537 parties)
Ambassadeurs : Wosch, Arkadiusz (20x), Kozul, Zdenko (11x), Brandenburg, Daan (6x), Dorer, Manfred (6x), Ardelean, George-Catalin (5x), Milos, Gilberto (5x), Solodovnichenko, Yuri (5x), Wcislo, Damian (4x)
10.Kb1 — 21.0% (498 parties)
Ambassadeurs : Wosch, Arkadiusz (17x), Kozul, Zdenko (7x), Korneev, Oleg (6x), Brandenburg, Daan (5x), Kanarek, Marcel (4x), Bakre, Tejas (4x), Kolesar, Milan (4x), Kotronias, Vasilios (4x)
10.g4 — 8.8% (209 parties)
Ambassadeurs : Wosch, Arkadiusz (5x), Hort, Vlastimil (3x), Ilivitsky, Georgy A (2x), Urzica, Aurel (2x), Tringov, Georgi P (2x), Schnegg, Martin (2x), Tilicheev, Viacheslav (2x), Dworakowska, Joanna (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.h4 10.Be3 10.Kb1 10.g4
<1800 68 32% 22% 32% 7%
1800-2200 663 41% 23% 20% 12%
2200-2600 1490 47% 22% 21% 8%
2600+ 54 35% 31% 33% —
Évolution par décennie (% des parties)
Décennie N parties 10.h4 10.Be3 10.Kb1 10.g4
1950s 4 25% — — 75%
1960s 1 — — — —
1970s 36 56% 8% 3% 28%
1980s 31 39% 13% — 32%
1990s 153 58% 5% 20% 14%
2000s 850 46% 22% 22% 8%
2010s 965 41% 31% 19% 7%
2020s 334 44% 11% 28% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.h4 41% 44% ▲ +2.7%
10.Be3 31% 11% ▼ -19.2%
10.Kb1 19% 28% ▲ +9.1%
10.g4 7% 7% -0.5%
Joueurs célèbres
Champions du monde dans cette position
Hou, Yifan — 5 parties
Tal, Mikhail — 3 parties
Kramnik, Vladimir — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
10.h4 — 44.6% (1059 parties)
1955 — Gipslis, Aivars vs Renter, Raul — 1-0 — URS-ch sf Vilnius LTU
1973 — Tal, Mikhail vs Mititelu, Gheorghe — 1-0 — Bath etc
1973 — Urzica, Aurel vs Makarichev, Sergey — 0-1 — Groningen NED
1973 — Kuzmin, Gennadi vs Tal, Mikhail — 1/2-1/2 — Moskou ch-URS
1974 — Illijin, Neboisa vs Mititelu, Gheorghe — 1/2-1/2 — Bucharest ROU
10.Be3 — 22.6% (537 parties)
1977 — Shamkovich, Leonid vs Peters, Alexander John — 1-0 — Mentor ch-USA
1978 — Ochoa De Echaguen, Francisco Javier vs Eslon, Jaan — 1/2-1/2 — Linares ESP
1979 — Tarjan, James vs Mednis, Edmar J — 1-0 — Riga LAT
1980 — Ochoa De Echaguen, Francisco Javier vs Fernandez Garcia, Jose Luis(2) — 1/2-1/2 — Cienfuegos City CUB
1980 — Danailov, Silvio vs Corral Blanco, Juan Antonio — 1-0 — Groningen NED
10.Kb1 — 21.0% (498 parties)
1979 — Walther, Edgar vs Alekseev, Aleksandr — 0-1 — corr WT/M
1992 — Ria Danica Antony Santiago Raj vs Strauss, David — 0-1 — USA-op Dearborn
1992 — Caposciutti, Maurizio vs Mednis, Edmar J — 1-0 — Forli open
1993 — Luther, Thomas vs Groszpeter, Attila — 1/2-1/2 — Kecskemet HUN
1993 — Hracek, Zbynek vs Hausner, Ivan — 1-0 — Pardubice CZE
10.g4 — 8.8% (209 parties)
1954 — Voitsikh Nina vs Zvorykina, Kira — 1-0 — Riga LAT
1955 — Scherbakov, Vadim vs Ilivitsky, Georgy A — 0-1 — Moskou ch-URS
1955 — Sherbakov, Vladimir vs Ilivitsky, Georgy A — 0-1 — ?
1972 — Stein, Leonid vs Bertok, Mario Jr. — 1-0 — Zagreb CRO
1973 — Urzica, Aurel vs Gheorghiu, Florin — 1/2-1/2 — Rumania