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A07b — KIA
1.Nf3 d5 2.g3 c6
Eval: [+0.17]
Les coups candidats
3.Bg2 — 94.2% (14405 parties)
Ambassadeurs : Drasko, Milan (82x), Loginov, Valery A (61x), Pigusov, Evgeny (49x), Vaganian, Rafael A (41x), Badea, Bela (39x), Gutman, Lev (37x), Dizdarevic, Emir (35x), Romanishin, Oleg M (35x)
3.b3 — 2.2% (329 parties)
Ambassadeurs : Willberg, Frank (5x), Hickl, Joerg (5x), Vukovic, Ivo (5x), Bernhoeft, Erhard (4x), Thiede, Lars (4x), Dittmar, Peter (4x), Nikolaou, Georgios (4x), Levy, David N L (3x)
Ambassadeurs : Velickovic, Zoran (9x), Maletin, Pavel (6x), Pantsulaia, Levan (5x), Aadvika Giri (4x), Oparin, Grigoriy (4x), Kirov, Nino (3x), Grischuk, Alexander (3x), Karavade, Eesha (3x)
3.d3 — 0.8% (126 parties)
Ambassadeurs : Habibi, Ali (6x), Haub, Thorsten Michael (3x), Junker, Christian (3x), Spiridonov, Nikola (2x), Donev, Ivo (2x), Spitzl, Bertram (2x), Peredy, Ferenc (2x), House, Glenn L (2x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 3.Bg2 3.b3 3.c4 3.d3
<1800 217 89% 2% 1% 2%
1800-2200 3426 93% 2% 2% 1%
2200-2600 9503 95% 2% 2% 1%
2600+ 624 94% 1% 5%
Évolution par décennie (% des parties)
Décennie N parties 3.Bg2 3.b3 3.c4 3.d3
1920s 2 100%
1930s 6 100%
1940s 20 90% 10%
1950s 29 93% 7%
1960s 136 93% 5% 1% 1%
1970s 220 91% 5% 2% 1%
1980s 563 94% 3% 1% 1%
1990s 3156 94% 3% 1% 1%
2000s 3716 95% 2% 1% 1%
2010s 5780 94% 1% 3% 1%
2020s 1667 94% 1% 3% 0%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
3.Bg2 94% 94% +0.3%
3.b3 1% 1% -0.1%
3.c4 3% 3% +0.1%
3.d3 1% 0% -0.2%
Joueurs célèbres
Champions du monde dans cette position
Anand, Viswanathan — 10 parties
Kramnik, Vladimir — 10 parties
Ju, Wenjun — 10 parties
Gukesh D — 7 parties
Ding, Liren — 5 parties
Smyslov, Vladimir — 3 parties
Kasparov, Garry — 3 parties
Carlsen, Magnus — 3 parties
Euwe, Max — 2 parties
Tal, Mikhail — 2 parties
Smyslov, Vassily — 1 partie
Botvinnik, Mikhail — 1 partie
Parties historiques
3.Bg2 — 94.2% (14405 parties)
1925 — Haida, August Konrad vs Carlos Torre Repetto — 0-1 — Marienbad CZE
1928 — Euwe, Max vs Bogoljubow, Efim — 1-0 — The Netherlands
1931 — Capablanca, Jose vs Johannes Hermanus Addicks — 1-0 — Amsterdam NED
1931 — Koltanowski, George vs Gussin — 1/2-1/2 — Antwerp BEL
1937 — Pelikán, Jiří vs Polzer, Hans — 1/2-1/2 — Bad Elster
3.b3 — 2.2% (329 parties)
1946 — Egri, Laszlo vs Tipary, Lajos — 0-1 — HUN-ch Budapest HUN
1947 — Szabadi, Elemer vs Gereben, Erno — 0-1 — Budapest Abonyi-Mem
1955 — Prins, Laura vs Kieninger, Georg — 1/2-1/2 — Hamburg GER
1956 — Makarov, Andrei vs Nei, Iivo — 0-1 — Kharkov UKR
1965 — Ilivitsky, Georgy A vs Lein, Anatoly — 1-0 — Sochi RUS
3.c4 — 2.0% (311 parties)
1963 — Szabo, Ladislav vs Barthe Paoli, Louis — 1-0 — Miskolc
1971 — Tal, Mikhail vs Taimanov, Mark — 1/2-1/2 — Moscow RUS
1978 — Masculo, Jose vs Camara, Helder — 1/2-1/2 — Natal
1978 — Masculo, Jose vs Sisniega Campbell, Marcel — 0-1 — Graz AUT
1979 — Aczel Szabo, Janos vs Hurme, Harri — 1-0 — Helsinki FIN
3.d3 — 0.8% (126 parties)
1969 — Schumacher, Helmut vs Saborido Carre, Rafael — 1-0 — Praia da Rocha zt
1969 — Spiridonov, Nikola vs Shamkovich, Leonid — 1-0 — Tbilisi GEO
1977 — De Greif, Boris vs Herrera, Gabriel — 1/2-1/2 — Medellin ch COL
1978 — Krueger, Thomas vs Schneck, Ralf — 1/2-1/2 — Hohenlimburg
1980 — Ferguson Vance vs Moody, David W — 0-1 — ?