C83f - 10…O-O - Open, Classical (1919)

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C83f — Open, Classical (1919)
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Nxe4 6.d4 b5 7.Bb3 d5 8.dxe5 Be6 9.c3 Be7 10.Nbd2 O-O
Les coups candidats
Ambassadeurs : Sorin, Ariel (12x), Demarre, Jacques (12x), Korchnoi, Viktor (10x), Roques, Pascal (10x), Thomae, Eberhard (10x), Szulc, Stanislaw (8x), Ernst, Sipke (7x), L'Ami, Erwin (6x)
Ambassadeurs : Unzicker, Ferdinand, Dr. (5x), Keres, Paul (3x), Korchnoi, Viktor (3x), Minev, Nikolay N (2x), Salm, Maxwell (2x), Eken, Max (2x), Keres, Paul Petrovich (2x), Averbakh, Yuri L (2x)
11.Re1 — 9.8% (129 parties)
Ambassadeurs : Sorin, Ariel (4x), Erdos, Viktor (3x), Shirov, Alexei (3x), Kosten, Anthony C. (2x), Tal, Mikhail (2x), Sznapik, Aleksander (2x), Giaccio, Alfredo (2x), Skrjabin, Igor (2x)
11.Nd4 — 2.5% (33 parties)
Ambassadeurs : Castillo Bermudez, Manuel (1x), Eken, Max (1x), Lobron, Eric (1x), D'Amore, Carlo (1x), Tomson, Hans (1x), Wademark, Helge (1x), Haupold E (1x), Schaefer, Heiko (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 11.Bc2 11.Qe2 11.Re1 11.Nd4
<1800 48 81% 6% 12% —
1800-2200 386 76% 10% 10% 2%
2200-2600 487 76% 8% 13% 3%
2600+ 103 76% 10% 12% 2%
Évolution par décennie (% des parties)
Décennie N parties 11.Bc2 11.Qe2 11.Re1 11.Nd4
1950s 35 34% 51% 6% 3%
1960s 42 52% 40% 5% —
1970s 61 56% 31% 7% 3%
1980s 123 67% 24% 4% 2%
1990s 159 69% 18% 11% 1%
2000s 375 71% 12% 13% 4%
2010s 367 81% 5% 10% 2%
2020s 160 86% 4% 8% 2%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
11.Bc2 81% 86% ▲ +4.7%
11.Qe2 5% 4% ▼ -1.4%
11.Re1 10% 8% ▼ -2.9%
11.Nd4 2% 2% +0.3%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 8 parties
Carlsen, Magnus — 6 parties
Tal, Mikhail — 4 parties
Karpov, Anatoly — 2 parties
Hou, Yifan — 2 parties
Kasparov, Garry — 1 partie
Parties historiques
11.Bc2 — 72.6% (960 parties)
1952 — Matanovic, Aleksandar vs Rabar, Braslav — 1/2-1/2 — JUG-ch Belgrade YUG
1952 — Kotov, Alexander vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1953 — Kashdan, Isaac vs Bluemenfeld — 1-0 — Hollywood, CA
1953 — Zagorovsky, Vladimir vs Ravinsky, Grigory — 0-1 — Moscow RUS
1954 — Boleslavsky, Isaac vs Zagorovsky, Vladimir — 1/2-1/2 — Gorky
11.Qe2 — 13.7% (181 parties)
1951 — Kramer, Haije vs Unzicker, Ferdinand, Dr. — 1/2-1/2 — Bad Pyrmont GER
1951 — Keres, Paul vs Averbakh, Yuri L — 1/2-1/2 — Moscow RUS
1951 — Keres, Paul Petrovich vs Averbakh, Yuri L — 1/2-1/2 — Moscow Moscow RUS
1953 — Salm, Maxwell vs Pinkus, Arthur — 1/2-1/2 — Wch2 prel-F corr
1954 — Aronin, Lev vs Korchnoi, Viktor — 1/2-1/2 — Riga LAT
11.Re1 — 9.8% (129 parties)
1952 — Filipov, Filip vs Bobotsov, Milko G — 1-0 — Sofia BUL
1952 — Malcolm David vs Brissenden — 1-0 — England
1964 — Vasiukov, Evgeni vs Suetin, Alexey S — 1/2-1/2 — Kiev UKR
1969 — Sznapik, Aleksander vs Makropoulos, Georgios — 0-1 — Stockholm SWE
1972 — Ingolotti, Julio Cesar vs Villagra Roberto — 1-0 — Asuncion PAR
11.Nd4 — 2.5% (33 parties)
1950 — Castillo Bermudez, Manuel vs Eken, Max — 1/2-1/2 — Dubrovnik CRO
1975 — Garcia Padron, Jose vs Lezcano Jaen, Pedro — 1-0 — Las Palmas ESP
1979 — Weigel, Herbert vs Heidrich, Manfred — 0-1 — GER
1981 — Lobron, Eric vs D'Amore, Carlo — 1/2-1/2 — Rome ITA
1981 — Haupold E vs Schaefer, Heiko — 1-0 — ?