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C88e — Closed
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 d6 8.c3 Na5
Eval: [+0.68]
Les coups candidats
9.Bc2 — 99.1% (3051 parties)
Ambassadeurs : Yates, Frederic D (25x), Steiner, Lajos (21x), Gereben, Erno (21x), Capablanca, Jose (20x), Michell, Reginald (17x), Rogic, Davor (17x), Gruenfeld, Ernst (15x), Lasker, Emanuel (15x)
9.d4 — 0.8% (24 parties)
Ambassadeurs : Sandrin, Albert (2x), Bogoljubow, Efim (1x), Barasz, Zsigmond (1x), Portela, Carlos (1x), Concepcion Villegas, Bryan Uriel (1x), Post, Erhard (1x), Heilmann, Ernst (1x), Suechting, Hugo (1x)
9.h3 — 0.1% (2 parties)
Ambassadeurs : Parente, Massimo (1x), Bassanini, Marco (1x), Couto, Januario Pereira Do (1x), Borges, Paulo Felipe Rosa (1x)
9.a4 — 0.0% (1 parties)
Ambassadeurs : Marotti, Davide (1x), Yates, Frederic D (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 9.Bc2 9.d4 9.h3 9.a4
<1800 136 99% 1%
1800-2200 1000 100% 0% 0%
2200-2600 497 99% 1%
2600+ 22 100%
Évolution par décennie (% des parties)
Décennie N parties 9.Bc2 9.d4 9.h3 9.a4
1900s 39 95% 5%
1910s 143 98% 2%
1920s 150 99% 1% 1%
1930s 157 100%
1940s 164 100%
1950s 155 98% 2%
1960s 126 99% 1%
1970s 72 100%
1980s 85 99% 1%
1990s 284 100% 0%
2000s 703 99% 1%
2010s 837 99% 1% 0%
2020s 163 100%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
9.Bc2 99% 100% ▲ +0.8%
9.d4 1% 0% ▼ -0.6%
9.h3 0% 0% -0.2%
9.a4 0% 0% +0.0%
Joueurs célèbres
Champions du monde dans cette position
Lasker, Emanuel — 10 parties
Euwe, Max — 7 parties
Alekhine, Alexander — 5 parties
Smyslov, Vladimir — 3 parties
Tal, Mikhail — 3 parties
Botvinnik, Mikhail — 2 parties
Hou, Yifan — 1 partie
Parties historiques
9.Bc2 — 99.1% (3051 parties)
1903 — Lange, Max vs Te Kolste, Jan Willem — 1-0 — Hilversum NED
1903 — Marchand, Max vs Reggio, Arturo — 1-0 — Monte Carlo MNC
1903 — Leonhardt, Paul vs Speijer, Abraham — 1/2-1/2 — Hilversum NED
1905 — Marchand, Max vs Nyholm, Gustav — 1-0 — Barmen GER
1905 — Heilmann, Ernst vs Lasker, Edward — 1/2-1/2 — Barmen GER
9.d4 — 0.8% (24 parties)
1906 — Suechting, Hugo vs Leonhardt, Paul — 1-0 — Hamburg GER
1907 — Post, Erhard vs Heilmann, Ernst — 1-0 — Berlin GER
1910 — Gregory, Bernhard vs Rotlewi, Georg — 0-1 — Hamburg GER
1911 — Bogoljubow, Efim vs Barasz, Zsigmond — 1/2-1/2 — Hamburg GER
1915 — Portela, Carlos vs Concepcion Villegas, Bryan Uriel — 1-0 — Buenos Aires ARG
9.h3 — 0.1% (2 parties)
2012 — Parente, Massimo vs Bassanini, Marco — 0-1 — ICCF
2019 — Couto, Januario Pereira Do vs Borges, Paulo Felipe Rosa — 1/2-1/2 — Concordia BRA
9.a4 — 0.0% (1 parties)
1923 — Marotti, Davide vs Yates, Frederic D — 0-1 — Trieste