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B23r — Closed Grand Prix
1.e4 c5 2.Nc3 Nc6 3.f4 e6 4.Nf3 d5
Eval: [-0.03]
Les coups candidats
5.Bb5 — 71.9% (3452 parties)
Ambassadeurs : Koronowski, Heinz-Juergen (16x), Zinn, Lothar (12x), Horvath, Gabor (12x), Erlbeck, Peter (12x), Niebling, Ferdinand (10x), Haanpaa, Jorma (9x), Hebden, Mark L (8x), Kasparian, Genrikh (7x)
5.d3 — 9.0% (432 parties)
Ambassadeurs : Boronyak, Arpad (4x), Pytlik, Pavol (4x), Freyberg, Dominic (3x), Seret, Jean-Luc (2x), Muir, Andrew J (2x), Rotstein, Jefim (2x), Rujevic, Mirko (2x), Domlatil, Jiri (2x)
5.e5 — 8.7% (419 parties)
Ambassadeurs : Bujakevich, Aleksandr (4x), Lazarevic, Milunka (3x), Bulgarini Torre, Marco (3x), Wawrinsky, Ludwig (3x), Reznicek, Marcel (3x), Hurn, Robert AJ (3x), Aronin, Lev (2x), Zatulovskaya, Tatiana (2x)
5.exd5 — 8.6% (412 parties)
Ambassadeurs : Clarke, Thomas (3x), Gyongyosi, Peter Laszlo (3x), Reed, Arthur F. (3x), Villing, Dieter (3x), Tumurbator, Purev (2x), Hiermann, Dietmar (2x), Gomez Gandara, Emilio (2x), Quast, Michael (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Bb5 5.d3 5.e5 5.exd5
<1800 238 59% 7% 18% 15%
1800-2200 2204 70% 10% 9% 9%
2200-2600 1263 81% 8% 4% 5%
2600+ 11 91% 9%
Évolution par décennie (% des parties)
Décennie N parties 5.Bb5 5.d3 5.e5 5.exd5
1850s 1 100%
1880s 2 50% 50%
1900s 2 50% 50%
1930s 1 100%
1940s 17 88% 6%
1950s 32 88% 6% 3% 3%
1960s 71 80% 1% 11% 7%
1970s 120 81% 4% 7% 7%
1980s 171 78% 6% 5% 8%
1990s 921 73% 8% 9% 8%
2000s 1490 68% 10% 10% 10%
2010s 1651 71% 10% 9% 8%
2020s 325 79% 7% 5% 7%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Bb5 71% 79% ▲ +7.7%
5.d3 10% 7% ▼ -2.7%
5.e5 9% 5% ▼ -3.9%
5.exd5 8% 7% ▼ -0.7%
Joueurs célèbres
Champions du monde dans cette position
Euwe, Max — 1 partie
Smyslov, Vladimir — 1 partie
Kasparov, Garry — 1 partie
Ju, Wenjun — 1 partie
Parties historiques
5.Bb5 — 71.9% (3452 parties)
1851 — Loewe, Edward vs Deacon, Frederick — 1/2-1/2 — London ENG
1935 — Pitschak, Rudolf vs Reiter, Hans Ernst1 — 0-1 — Konstantinovy Lazne
1941 — Habermann, Ewald vs Junge, Klaus — 1/2-1/2 — Bad Elster
1946 — Kasparian, Genrikh vs Lisitsin, Georgy — 1-0 — Tbilisi GEO
1946 — Van Seters, Frits vs Betbeder Matibet, Louis — 1-0 — Paris FRA
5.d3 — 9.0% (432 parties)
1953 — Nurme, U. vs Engel, Josef — 0-1 — Montreal CAN
1959 — Hevizi, Laszlo Dr vs Portisch, Lajos — 0-1 — HUN-ch Budapest HUN
1962 — Zaitsev, Igor A vs Spassky, Boris V. — 0-1 — Erevan ch-URS
1970 — Florian, Jaromir vs Zamecnik, Bohuslav — 1-0 — Harrachov
1972 — Novotny, Josef vs Zavodny, Zdenek — 0-1 — Brno CZE
5.e5 — 8.7% (419 parties)
1883 — Chimenti Fisher, Juan vs MacDonnell, George — 1-0 — London ENG
1907 — Albin, Adolf vs John, Walter — 0-1 — Vienna AUT
1940 — Felderhof, Hendrik Willem vs Euwe, Max — 0-1 — NED
1952 — Aronin, Lev vs Kan, Ilya A — 1/2-1/2 — Moskou ch-URS
1962 — Aronin, Lev vs Padevsky, Nikola — 0-1 — Moscow RUS
5.exd5 — 8.6% (412 parties)
1887 — Tarrasch, Siegbert vs Paulsen, Louis — 1-0 — Frankfurt GER
1905 — Aadhyeta Roy vs Benima, Fred — 0-1 — Barmen GER
1952 — Dantas, Nelson vs Rabar, Braslav — 0-1 — Rio de Janeiro BRA
1960 — Sucha, Ruzena vs Gaprindashvili, Nona — 0-1 — Tbilisi GEO
1965 — Molarius, Reijo vs Roenning, Svante — 0-1 — Finland ch corr