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A05m — KIA Spassky
1.Nf3 Nf6 2.g3 b5 3.Bg2
Les coups candidats
3…Bb7 — 98.6% (4425 parties)
Ambassadeurs : Seeman, Tarvo (22x), Palladino, Mario (18x), Romanishin, Oleg M (18x), Hauser, Jack (17x), Glauser, Paul (16x), Gutman, Lev (14x), Arkell, Keith C (14x), Kratochvíl, Jan (13x)
3…d5 — 0.9% (39 parties)
Ambassadeurs : Zhao, Xue (8x), Romanishin, Oleg M (3x), Kurajica, Bojan (3x), Thieme, Hans (2x), Kassis, Antoine (2x), Tan, Zhongyi (2x), Tratar, Marko (2x), Valkesalmi, Kimmo (1x)
3…e6 — 0.3% (14 parties)
Ambassadeurs : Aymard, Michel (3x), Szymczak, Zbigniew (1x), Prandstetter, Eduard (1x), Csom, Etelka (1x), Romanishin, Oleg M (1x), Cobb, Jeffrey (1x), Vidanovic, Djordje (1x), Hickl, Joerg (1x)
3…... — 0.1% (3 parties)
Ambassadeurs : Spivack, Simon S Y (1x), Ashby Prajeesh (1x), Dr. Anthony Saidy (1x), Karpov, Anatoly (1x), Trost, Edvin (1x), Sai Agni Jeevitesh, J (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3…Bb7 3…d5 3…e6 3…...
<1800 72 94% 1% 4%
1800-2200 1246 99% 1% 0%
2200-2600 2642 99% 1% 0% 0%
2600+ 96 99% 1%
Évolution par décennie (% des parties)
Décennie N parties 3…Bb7 3…d5 3…e6 3…...
1930s 1 100%
1940s 2 100%
1950s 11 100%
1960s 51 100%
1970s 179 96% 2% 1% 1%
1980s 255 99% 0% 0%
1990s 626 99% 1% 0%
2000s 902 99% 1% 0%
2010s 1746 98% 1% 0%
2020s 715 99% 0% 1% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3…Bb7 98% 99% ▲ +0.7%
3…d5 1% 0% ▼ -1.0%
3…e6 0% 1% +0.3%
3…... 0% 0% +0.1%
Joueurs célèbres
Champions du monde dans cette position
Smyslov, Vladimir — 4 parties
Gukesh D — 4 parties
Karpov, Anatoly — 3 parties
Tal, Mikhail — 2 parties
Carlsen, Magnus — 2 parties
Euwe, Max — 1 partie
Karpov, Aleksandr — 1 partie
Anand, Viswanathan — 1 partie
Ju, Wenjun — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
3…Bb7 — 98.6% (4425 parties)
1931 — Santasiere, Anthony vs Steiner, Herman — 1-0 — New York, NY USA
1946 — Barcza, Gedeon vs Füster, Géza — 1-0 — Budapest HUN
1948 — Lokvenc, Josef vs Abrahams, Gerald — 1-0 — Bad Gastein
1950 — Euwe, Max vs Gudmundsson, Gardar Vidir — 1/2-1/2 — Amsterdam NED
1954 — Gufeld, Eduard vs Matskevich, Avshalom — 0-1 — Kiev UKR
3…d5 — 0.9% (39 parties)
1972 — Syre, Christian vs Romanishin, Oleg M — 0-1 — Zinnowitz GER
1973 — Keene, Raymond D vs Romanishin, Oleg M — 1/2-1/2 — Amsterdam NED
1975 — Vukic, Milan vs Romanishin, Oleg M — 1/2-1/2 — Odessa UKR
1989 — Valkesalmi, Kimmo vs Pyhala, Antti — 1-0 — Helsinki FIN
1992 — Schmied, Andreas vs Gantner, Ralf — 1/2-1/2 — VLSBaden 9192
3…e6 — 0.3% (14 parties)
1976 — Csom, Etelka vs Romanishin, Oleg M — 1/2-1/2 — Erevan ARM
1979 — Szymczak, Zbigniew vs Prandstetter, Eduard — 1/2-1/2 — Naleczow
1998 — Cobb, Jeffrey vs Vidanovic, Djordje — 0-1 — IECG
2003 — Hickl, Joerg vs Aronian, Levon — 0-1 — Solingen GER
2008 — Kapsia, Vaclav vs Hosek, Martin — 1/2-1/2 — Havirov CZE
3…... — 0.1% (3 parties)
1972 — Dr. Anthony Saidy vs Karpov, Anatoly — 0-1 — 01, San Antonio
1981 — Spivack, Simon S Y vs Ashby Prajeesh — 0-1 — ?
2024 — Trost, Edvin vs Sai Agni Jeevitesh, J — 1/2-1/2 — ?