E09e - 9…Bb7 - Closed, Main Line

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E09e — Closed, Main Line
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Qc2 c6 8.Nbd2 b6 9.b3 Bb7
Les coups candidats
Ambassadeurs : Lindenmair, Anton (4x), Kholmov, Ratmir D (3x), Eliskases, Erich (3x), Zoltek, Tadeusz (3x), Smyslov, Vasily (2x), Troianescu, Octav (2x), Cuartas, Jaime Alexander (2x), Guimard, Carlos E (2x)
Ambassadeurs : Etzold, Walter (2x), Gebuhr, Guenter (2x), Danielsen, Henrik (2x), Overesch, Andre (2x), Aadhitha Karikalan (2x), Sowinski, Jerzy (1x), Sliwa, Bogdan (1x), Martinovic, Slobodan (1x)
10.Rd1 — 3.5% (28 parties)
Ambassadeurs : Skrondal, Inge Sandstad (2x), Ghitescu, Theodor (1x), Bakheet Farag (1x), Lund, Silas (1x), Nielsen, Borge Hjerrild (1x), Puskas, Janos (1x), Danilov, Vladimir (1x), Ghorbani, Mohsen (1x)
10.Re1 — 0.2% (2 parties)
Ambassadeurs : Schalkwijk, Peter H. (1x), Mego, Peter (1x), Krasiewicz, Robert (1x), Olejarczyk, Bogdan (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 10.Bb2 10.e4 10.Rd1 10.Re1
<1800 33 88% 12% — —
1800-2200 349 79% 16% 4% 0%
2200-2600 309 81% 16% 3% —
2600+ 5 80% 20% — —
Évolution par décennie (% des parties)
Décennie N parties 10.Bb2 10.e4 10.Rd1 10.Re1
1950s 19 95% 5% — —
1960s 20 100% — — —
1970s 19 84% 11% 5% —
1980s 51 84% 16% — —
1990s 148 82% 13% 5% 1%
2000s 221 81% 15% 3% 0%
2010s 236 77% 18% 5% —
2020s 86 83% 15% 2% —
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
10.Bb2 77% 83% ▲ +5.4%
10.e4 18% 15% ▼ -3.1%
10.Rd1 5% 2% ▼ -2.3%
10.Re1 0% 0% +0.0%
Parties historiques
10.Bb2 — 81.1% (649 parties)
1950 — Stein, Georg vs Schlieder, Rolf — 1/2-1/2 — Soemmerda GER
1950 — Shainswit, George vs Pfeiffer, Gerhard — 1-0 — Dubrovnik olm
1950 — Anay Barche vs Gereben, Erno — 1/2-1/2 — Budapest HUN
1951 — Szabo, Stefan vs Troianescu, Octav — 1/2-1/2 — Sopot
1952 — Crisovan, Alex vs Staehelin, Adolf — 1-0 — Lucerne SUI
10.e4 — 15.0% (120 parties)
1952 — Sowinski, Jerzy vs Sliwa, Bogdan — 0-1 — Katowice POL
1979 — Eretova, Kveta vs Hund, Barbara — 1-0 — Rio de Janeiro BRA
1979 — Kochyev, Alexander vs Aadhitha Karikalan — 1-0 — Torneo di Capodanno
1980 — Korchnoi, Viktor vs Riedl, Helmut — 1-0 — Wuerzburg
1981 — Macfarlane, Donald vs Tsalicoglou, Jacques — 1-0 — Cape Town RSA
10.Rd1 — 3.5% (28 parties)
1977 — Ghitescu, Theodor vs Bakheet Farag — 1/2-1/2 — Polanica Zdroj POL
1990 — Vogt, Lothar vs Schaefer, Alexander — 1-0 — Bochum GER
1992 — Polovodin, Igor A vs Tiutiunnikov, Igor — 1-0 — Podolsk RUS
1998 — Puskas, Janos vs Danilov, Vladimir — 1/2-1/2 — Eforie Nord
1998 — Ghorbani, Mohsen vs Ghane, Shojaat — 1-0 — Teheran
10.Re1 — 0.2% (2 parties)
1999 — Schalkwijk, Peter H. vs Mego, Peter — 0-1 — IECG
2009 — Krasiewicz, Robert vs Olejarczyk, Bogdan — 0-1 — Warsaw POL