Ambassadeurs : Afek, Yochanan (20x), Gyimesi, Zoltan (16x), Polgar, Susan (14x), Lev, Ronen (14x), Spangenberg, Hugo (12x), Ehlvest, Jaan (9x), Cifuentes Parada, Roberto (9x), Vaulin, Alexander P. (8x)
Ambassadeurs : Krizsany, Laszlo (4x), Partos, Charles (3x), Winants, Luc (3x), Karolyi, Tibor (3x), Heinbuch, Detlef Ulrich (3x), Arkell, Keith C (3x), Schroll, Gerhard (3x), Chetverik, Maxim (3x)
4.Qa4+ — 0.6% (8 parties)
Ambassadeurs : Boskova, Herta (1x), Krupkova, Petra (1x), Koski, Pekka (1x), Parkkinen, Jyrki (1x), Ganske, Franka (1x), Sonnenberger, Joerg (1x), Della Nina, Carlos (1x), Salvatore, Lucas (1x)
4.Bxc4 — 0.4% (5 parties)
Ambassadeurs : Meyer, Thomas (1x), Koegler, Rene (1x), Huszar, Reka (1x), Bene, Zoltan (1x), Checa, Nicolas (1x), Davidson, Eric (1x), Stroganova, Karina (1x), Cherepov, Alexej (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo
N parties
4.d5
4.Nf3
4.Qa4+
4.Bxc4
<1800
58
79%
16%
2%
2%
1800-2200
312
79%
17%
2%
1%
2200-2600
654
85%
15%
—
—
2600+
45
87%
13%
—
—
Évolution par décennie (% des parties)
Décennie
N parties
4.d5
4.Nf3
4.Qa4+
4.Bxc4
1950s
1
100%
—
—
—
1960s
17
53%
47%
—
—
1970s
27
70%
30%
—
—
1980s
81
75%
23%
—
—
1990s
435
85%
13%
1%
0%
2000s
336
82%
16%
1%
1%
2010s
233
84%
14%
0%
1%
2020s
104
88%
12%
—
—
Tendances récentes (2010s → 2020s)
Coup
2010s
2020s
Δ
4.d5
84%
88%
▲ +3.8%
4.Nf3
14%
12%
▼ -2.6%
4.Qa4+
0%
0%
-0.4%
4.Bxc4
1%
0%
▼ -0.9%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 4 parties Karpov, Anatoly — 3 parties Kramnik, Vladimir — 2 parties Kasparov, Garry — 2 parties Carlsen, Magnus — 1 partie Ju, Wenjun — 1 partie
Parties historiques
4.d5 — 82.7% (1021 parties)
1956 — Nei, Iivo vs Arulaid, Alexander — 1-0 — Tallinn EST 1961 — Buslaev, Aleksander vs Roizman, Michael — 1/2-1/2 — Batumi GEO 1961 — Ghitescu, Theodor vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne zt 1961 — Keres, Paul Petrovich vs Johansson, Martin 1979 — 1/2-1/2 — Stockholm Stockholm SWE 1964 — Veresov, Gavriil vs Neishtadt, Yakov — 1-0 — Moscow RUS
4.Nf3 — 15.6% (192 parties)
1962 — Lengyel, Levente vs Portisch, Lajos — 1/2-1/2 — Budapest HUN 1964 — Taimanov, Mark vs Nei, Iivo — 1-0 — Moscow RUS 1965 — Ghitescu, Theodor vs Smyslov, Vasily — 1/2-1/2 — Hamburg etc 1967 — Partos, Charles vs Soos, Bela — 1/2-1/2 — Bucharest ROU 1967 — Ungureanu, Emil vs Soos, Bela — 1-0 — Bucharest ROU
4.Qa4+ — 0.6% (8 parties)
1994 — Boskova, Herta vs Krupkova, Petra — 1/2-1/2 — Chrudim ch CZE w 1996 — Lenkey, Pal vs Dekker, Theo — 0-1 — Zalakaros open 1997 — Koski, Pekka vs Parkkinen, Jyrki — 0-1 — Oulu 1999 — Ganske, Franka vs Sonnenberger, Joerg — 1-0 — Mecklenburg VP 1999 — Della Nina, Carlos vs Salvatore, Lucas — 0-1 — San Fernando CSF-ch Primera
4.Bxc4 — 0.4% (5 parties)
1996 — Meyer, Thomas vs Koegler, Rene — 0-1 — Tuebingen 2004 — Huszar, Reka vs Bene, Zoltan — 1/2-1/2 — HUN 2009 — Checa, Nicolas vs Davidson, Eric — 0-1 — ? 2015 — Secondi, Alberto vs Levin, Jeffrey — 0-1 — ICCF 2018 — Stroganova, Karina vs Cherepov, Alexej — 0-1 — Minsk BLR
Karpov, Anatoly — 3 parties
Kramnik, Vladimir — 2 parties
Kasparov, Garry — 2 parties
Carlsen, Magnus — 1 partie
Ju, Wenjun — 1 partie
1961 — Buslaev, Aleksander vs Roizman, Michael — 1/2-1/2 — Batumi GEO
1961 — Ghitescu, Theodor vs Filip, Miroslav — 1/2-1/2 — Marianske Lazne zt
1961 — Keres, Paul Petrovich vs Johansson, Martin 1979 — 1/2-1/2 — Stockholm Stockholm SWE
1964 — Veresov, Gavriil vs Neishtadt, Yakov — 1-0 — Moscow RUS
1964 — Taimanov, Mark vs Nei, Iivo — 1-0 — Moscow RUS
1965 — Ghitescu, Theodor vs Smyslov, Vasily — 1/2-1/2 — Hamburg etc
1967 — Partos, Charles vs Soos, Bela — 1/2-1/2 — Bucharest ROU
1967 — Ungureanu, Emil vs Soos, Bela — 1-0 — Bucharest ROU
1996 — Lenkey, Pal vs Dekker, Theo — 0-1 — Zalakaros open
1997 — Koski, Pekka vs Parkkinen, Jyrki — 0-1 — Oulu
1999 — Ganske, Franka vs Sonnenberger, Joerg — 1-0 — Mecklenburg VP
1999 — Della Nina, Carlos vs Salvatore, Lucas — 0-1 — San Fernando CSF-ch Primera
2004 — Huszar, Reka vs Bene, Zoltan — 1/2-1/2 — HUN
2009 — Checa, Nicolas vs Davidson, Eric — 0-1 — ?
2015 — Secondi, Alberto vs Levin, Jeffrey — 0-1 — ICCF
2018 — Stroganova, Karina vs Cherepov, Alexej — 0-1 — Minsk BLR