A46p — London
1.d4 Nf6 2.Nf3 e6 3.Bf4 c5 4.e3 Qb6
Les coups candidats
5.Qc1 — 45.6% (578 parties)
Ambassadeurs : Kovacevic, Slobodan (13x), Kovacevic, Sl (12x), Bistric, Faruk (4x), Stawiarski, Edmond (4x), Bogoljubow, Efim (3x), Svonavec, Stefan (3x), Prevenios, Michail (3x), Pereyra, Darío (3x)
5.Nc3 — 30.4% (385 parties)
Ambassadeurs : Kovacevic, Slobodan (13x), Lenz, Juergen (7x), Rakic, Tomislav (4x), Polgar, Susan (3x), Jordaan, Wayne (3x), Young III, William C. (3x), Fernández, Jorge Luis (3x), Firnhaber, Ingo (3x)
5.Na3 — 11.4% (144 parties)
Ambassadeurs : Podlesnik, Bogdan (5x), Dehaybe, Andre (2x), Rost, Detlef (2x), Tiviakov, Sergei (2x), Budisavljevic, Luka (2x), Turaga, Mohan (2x), Iotov, Valentin (2x), Tsogzolmaa, Nanjid (2x)
5.b3 — 8.6% (109 parties)
Ambassadeurs : Pereyra, Darío (5x), Lueders, Gerhard (2x), Cornell, David (2x), Buckels, Valentin (2x), Pritchett, Craig W (1x), Szurovszky, Elek (1x), Kral, Pavel (1x), Fleischer, Peter (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 5.Qc1 5.Nc3 5.Na3 5.b3
<1800 52 29% 33% 10% 19%
1800-2200 536 44% 32% 10% 11%
2200-2600 496 48% 31% 14% 3%
2600+ 9 33% 11% 56%
Évolution par décennie (% des parties)
Décennie N parties 5.Qc1 5.Nc3 5.Na3 5.b3
1910s 1 100%
1920s 5 100%
1930s 3 67% 33%
1940s 2 100%
1950s 4 75%
1960s 3 67% 33%
1970s 8 62% 12% 12%
1980s 54 70% 24% 4% 2%
1990s 150 56% 33% 1% 8%
2000s 291 52% 31% 1% 12%
2010s 605 41% 31% 15% 8%
2020s 141 25% 30% 30% 6%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
5.Qc1 41% 25% ▼ -16.5%
5.Nc3 31% 30% -0.2%
5.Na3 15% 30% ▲ +15.1%
5.b3 8% 6% ▼ -1.9%
Parties historiques
5.Qc1 — 45.6% (578 parties)
1919 — Rubinstein, Akiba vs Bogoljubow, Efim — 0-1 — Stockholm SWE
1920 — Rubinstein, Akiba vs Bogoljubow, Efim — 1-0 — Stockholm / Goteburg m
1922 — Burian, Ludvik vs Balogh, Janos — 1-0 — Bad Pistyan CZE
1922 — Burian, Ludvik vs Gargulak Metodej — 1-0 — Bad Pistyan CZE
1926 — Saemisch, Friedrich vs Bogoljubow, Efim — 0-1 — Berlin GER
5.Nc3 — 30.4% (385 parties)
1936 — Romih, Max vs Alexandrescu, Gheorghe — 1-0 — Munich GER
1969 — Rakic, Tomislav vs Parma, Bruno — 1/2-1/2 — JUG-24ch Novi Travnik
1974 — Richtarsky, Lothar vs Waagener, Ulrich — 0-1 — Ibbenbueren
1981 — Rakic, Tomislav vs Sunye Neto, Jaime — 0-1 — Luanda
1983 — Supancic, Darko vs Sibarevic, Milenko — 1-0 — Pula CRO
5.Na3 — 11.4% (144 parties)
1985 — Callaway, Joseph E vs Alburt, Lev — 0-1 — Hollywood US Open
1989 — Bistric, Faruk vs Podlesnik, Bogdan — 1-0 — Bled SLO
1990 — Dehen, Lothar vs Jaeger, Manfred — 1-0 — GER
1999 — Nguyen, Thanh Binh vs Nguyen, Tran Quang Minh — 1-0 — Dong Thap
2002 — Mary, Patrick vs Yepez Gutierrez, Julian — 1-0 — ICCF Email
5.b3 — 8.6% (109 parties)
1978 — Szurovszky, Elek vs Kral, Pavel — 1-0 — Salgotarjan
1989 — Lueders, Gerhard vs Pritchett, Craig W — 1/2-1/2 — GER
1990 — Schoenfeld, Frank vs Willemsen, Jos — 1/2-1/2 — Schwaebisch Gmuend
1992 — Horvath, Jozsef M vs Somlo, Bela — 1/2-1/2 — corr ch33-Hungary
1992 — Horvath, Jozsef vs Timar, Zsolt — 1/2-1/2 — Hungary ch-33 9294