B63l - 8.O-O-O - Richter-Rauzer (1939)

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B63l — Richter-Rauzer (1939)
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
Les coups candidats
Ambassadeurs : Kotronias, Vasilios (62x), Hildebrand, Gerald (47x), Inkiov, Ventzislav (41x), Gurevich, Dmitry (34x), Aseev, Konstantin N (31x), Fishbein, Alexander (31x), Tal, Mikhail (29x), Popovic, Petar (23x)
Ambassadeurs : Shengelia, David (32x), Sosonko, Gennadi (24x), Meins, Gerlef (24x), Armbrust, Florian (23x), Balogh, Csaba (20x), Miroshnichenko, Evgenij (19x), Kopylov, Daniel (18x), Brenke, Andreas, Dr. (16x)
Ambassadeurs : Greenfeld, Alon (19x), Durarbayli, Vasif (15x), Bluvshtein, Mark (8x), Pomar Salamanca, Arturo (6x), Kazoks, Aivars (6x), Neugebauer, Martin (5x), Adharsh K (5x), Espig, Gesine (4x)
8…Qb6 — 1.3% (148 parties)
Ambassadeurs : Balogh, Csaba (8x), Yaksin, Oleg (8x), Kosintseva, Nadezhda (6x), Ipatov, Alexander (6x), Diamant, Andre (5x), Romero Holmes, Alfonso (4x), Motylev, Alexander (4x), Amanov, Zhanibek (4x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…O-O 8…Nxd4 8…a6 8…Qb6
<1800 367 63% 14% 15% 1%
1800-2200 3134 63% 16% 17% 1%
2200-2600 5532 64% 24% 9% 2%
2600+ 260 58% 30% 10% 2%
Évolution par décennie (% des parties)
Décennie N parties 8…O-O 8…Nxd4 8…a6 8…Qb6
1950s 370 68% 21% 11% —
1960s 262 70% 15% 12% —
1970s 230 70% 12% 14% —
1980s 1033 86% 7% 6% 0%
1990s 2316 71% 19% 8% —
2000s 3381 58% 24% 12% 3%
2010s 2952 64% 21% 13% 1%
2020s 651 48% 21% 28% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…O-O 64% 48% ▼ -15.6%
8…Nxd4 21% 21% +0.2%
8…a6 13% 28% ▲ +15.0%
8…Qb6 1% 0% ▼ -0.5%
Joueurs célèbres
Champions du monde dans cette position
Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Carlsen, Magnus — 8 parties
Hou, Yifan — 5 parties
Parties historiques
8…O-O — 64.9% (7271 parties)
1950 — Richards, William H vs Salm, Maxwell — 0-1 — Australia ch-3
1950 — Liublinsky, Victor vs Boleslavsky, Isaac — 1/2-1/2 — Moskou ch-URS
1950 — Liublinsky, Victor vs Boleslavsky, Isaac — 1/2-1/2 — Moscow RUS
1950 — Shaposhnikov, Yury vs Boleslavsky, Isaac — 1-0 — Gorky
1950 — Castaldi, Vincenzo vs Barden, Leonard — 1-0 — Hastings ENG
8…Nxd4 — 19.9% (2232 parties)
1952 — Keres, Paul vs Taimanov, Mark — 1/2-1/2 — Moskou ch-URS
1952 — Keres, Paul Petrovich vs Taimanov, Alexander — 1/2-1/2 — URS
1952 — Gligoric, Sofija vs Taimanov, Mark — 1/2-1/2 — Stockholm izt
1952 — Matanovic, Aleksandar vs Ivkov, Borislav — 1/2-1/2 — Belgrade SRB
1952 — Cannon, L John vs Beaty, John H — 1-0 — Chester
8…a6 — 11.8% (1321 parties)
1950 — Estrin, Yakov vs Guldin, Lev Isaevich — 0-1 — Gorky
1950 — Schmid, Lothar vs Sumar, Julio — 1-0 — Dubrovnik olm
1951 — Suetin, Alexey S vs Moisieev Oleg L — 0-1 — Ch URS (1/2 final), Leningrad
1952 — Arvidsson, Egon vs Goode, Royal — 1-0 — ?
1952 — Piatigorsky, Jacqueline vs Madrid, Brixe Xander Navacilia — 1-0 — Hollywood, CA
8…Qb6 — 1.3% (148 parties)
1987 — Excell Mach vs Meul, Spip — 1-0 — Porz op
2001 — Ginzburg, Mikhail vs Tseitlin, Mark D — 0-1 — Panormo GRE
2002 — Escuder Vilatella, Jordi vs Estremera Panos, Sergio — 1/2-1/2 — Sants ESP
2002 — Cheparinov, Ivan vs Estremera Panos, Sergio — 1-0 — Linares ESP
2003 — Chavarria Alfaro, Fernando Andre vs Plachkinova, Tatjana — 0-1 — Tarragona ESP